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Whiting Petroleum Corporation

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FY2014 Annual Report · Whiting Petroleum Corporation
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fp_Cover  4/6/15  11:23 AM  Page 1

WHITING PETROLEUM CORPORATION
The Largest Bakken/Three Forks Producer

A STRONGER

COMPANY

WORKING TO

PROSPER AT
CURRENT PRICES

Annual Report  2014

1700 Broadway, Suite 2300

Denver, Colorado 80290-2300

Tel: (303) 837-1661

Fax: (303) 861-4023

www.whiting.com

CONTENTS

Corporate Overview

Financial and Operations Summary

Letter to the Shareholders

Acquisitions

Drilling and Operations Overview

Exploration and Development

Redtail: Our Economic Sweet Spot

Technique and Technology

Board of Directors

Annual Report on Form 10-K

1

2

4

6

8

10

12

14

16

17

Corporate Investor Information

Inside back cover

RESERVE INFORMATION

Whiting uses in this annual report the terms proved, probable and
possible reserves. Proved reserves are reserves which, by analysis of
geoscience and engineering data, can be estimated with reasonable
certainty to be economically producible from a given date forward,
from known reservoirs under existing economic conditions, operating
methods and government regulations prior to the time at which con-
tracts providing the right to operate expire, unless evidence indicates
that renewal is reasonably certain. Probable reserves are reserves that
are  less  certain  to  be  recovered  than  proved  reserves  but  which, 
together with proved reserves, are as likely as not to be recovered. Pos-
sible reserves are reserves that are less certain to be recovered than
probable reserves. Estimates of probable and possible reserves which
may potentially be recoverable through additional drilling or recovery
techniques are by nature more uncertain than estimates of proved
reserves and accordingly are subject to substantially greater risk of
not actually being realized by the Company.

FORWARD-LOOKING STATEMENTS

This annual report contains forward-looking statements. Please
refer to “Forward-Looking Statements” on page 64 of the attached
Annual Report on Form 10-K for an explanation of these types of state-
ments. These statements should be considered in light of the “Risk Factors”
set forth on page 17 of the attached Annual Report on Form 10-K. 

fp_Cover  4/6/15  11:23 AM  Page 2

ABOUT THE COVER

With our acquisition of Kodiak Oil & Gas Corp., we are a
stronger company working to prosper at current prices.
Our complimentary acreage positions concentrated in
the sweet spots of the Williston Basin allow for more
efficient operations, and the application of Whiting’s
technological expertise to enhance drilling results and
reduce costs. The increased scale of the combined 
companies enhances the company’s position relative to
competitors and achieves a better cost profile for its
drilling and completion program. Along with our high
quality acreage position in the DJ Basin Niobrara play 
in our Redtail field, we believe Whiting controls the 
premier light, tight oil assets in North America. 

Pictured on the cover is higher density drilling at our Mork
Trust Unit in the Hidden Bench field, located in McKenzie
County, North Dakota. The Mork Trust 21-17-2H and the
Mork Trust 21-17-3H were completed at an average rate
of 2,643 BOE/d per well from the Bakken. These wells
were infill wells testing an eight well per spacing unit
pattern in the Middle Bakken formation. Both wells,
which were completed using cemented liners and plug-
and-perf  technology,  were  fracture  stimulated  in  30
stages with four entry points per stage. These wells, using
our new completion design, had initial production rates
that were 53% better than old wells completed with our
previous completion design.

ABBREVIATIONS

Bbl: One stock tank barrel, or 42 U.S. gallons liquid volume, used in this
report in reference to oil, NGLs and other liquid hydrocarbons.

Bcf: One billion cubic feet of natural gas.

BOE: One stock tank barrel of oil equivalent, computed on an approxi-
mate energy equivalent basis that one Bbl of crude oil equals six Mcf of
natural gas and one Bbl of crude oil equals one Bbl of natural gas liquids.

BOE/d: Barrels of oil equivalent per day.

Completion: The installation of permanent equipment for the produc-
tion of crude oil or natural gas, or in the case of a dry hole, the reporting
of abandonment to the appropriate agency. 

EOR: Enhanced Oil Recovery is a tertiary recovery method in which
injectants, such as CO2, are introduced into a reservoir to enhance 
hydrocarbon recovery.

MBOE: One thousand BOE.

MBOE/d: MBOE per day.

Mcf: One thousand cubic feet, used in reference to natural gas or CO2.

MMBbl: One million barrels.

MMBOE: One million BOE.

MMcf: One million cubic feet, used in reference to natural gas or CO2.

MMcf/d: MMcf per day.

NGLs: Natural gas liquids.

EXECUTIVE  OFFICERS

OTHER  OFFICERS

BOARD OF DIRECTORS

JAMES J.VOLKER

Chairman of the Board, President 

and Chief Executive Officer

CHUCK LACOUTURE

Vice President, Marketing 

for Whiting Oil and Gas Corporation

MICHAEL J. STEVENS

Senior Vice President and 

Chief Financial Officer

MARK D. SONNENFELD

Vice President, Geoscience 

for Whiting Oil and Gas Corporation

Retired President

MARK R. WILLIAMS

Senior Vice President, Exploration 

and Development

DOUGLAS L. WALTON

Vice President and 

National Drilling Manager 

for Whiting Oil and Gas Corporation

RICK A. ROSS

Senior Vice President, Operations

ERIC K. HAGEN

Vice President, Investor Relations

JACK R. EKSTROM

Vice President, Corporate 

and Government Relations

MICHAEL R. CRAIG

Vice President, 

Information Technology

PETER W. HAGIST

Senior Vice President, Planning

STEVEN A. KRANKER

Vice President, Reservoir Engineering 

and Acquisitions

BRUCE R. DEBOER

Vice President, General Counsel 

and Corporate Secretary

BRENT P. JENSEN

Vice President and Treasurer

DAVID M. SEERY

Vice President, Land

HEATHER M. DUNCAN

Vice President, Human Resources

                                                       DIRECTOR SINCE

JAMES J. VOLKER                                 2003

Chairman of the Board, President 

and Chief Executive Officer

THOMAS L. ALLER *+                           2003

Interstate Power and Light Company 

an Alliant Energy Company

D. SHERWIN ARTUS^                            2006

Retired President and CEO

Whiting Petroleum Corporation

JAMES E. CATLIN                                 2014

Past Executive Vice President 

and Director

Kodiak Oil and Gas Corporation

PHILIP E. DOTY*^                                  2010

Certified Public Accountant

WILLIAM N. HAHNE +^                        2007

Past Chief Operating Officer

Petrohawk Energy Corporation

ALLAN R. LARSON^                             2011

Consulting Geologist

LYNN A. PETERSON                             2014

Past President, CEO and 

Chairman of the Board

Kodiak Oil and Gas Corporation

MICHAEL B. WALEN*+                         2013

Past Chief Operating Officer 

Cabot Oil and Gas Corporation

* Audit Committee

+ Compensation Committee

^ Nominating and Governance Committee

CORPORATE OFFICES

TRANSFER AGENT

Whiting Petroleum Corporation

Please direct communication 

1700 Broadway, Suite 2300

regarding individual stock records

INFORMATION UPDATES

Whiting’s quarterly financial results and

other information are available on our

Denver, Colorado 80290 - 2300

and address changes to:

website at www.whiting.com

Tel: (303) 837-1661 

Fax: (303) 861- 4023

www.whiting.com

INVESTOR RELATIONS

Computershare Trust Company, N.A.

8742 Lucent Blvd., Suite 225

ANNUAL REPORT ON FORM 10-K

Highlands Ranch, Colorado 80129

Upon request, the Company will 

Tel: (303) 262- 0600 

Fax: (303) 262- 0700

Securities analysts, investors and the 

www.computershare.com

financial media should contact:

John B. Kelso

INDEPENDENT 

Director, Investor Relations

PETROLEUM ENGINEERS

Cawley, Gillespie & Associates, Inc.

Tel: (303) 837-1661

Eric K. Hagen

Tel: (303) 837-1661

Vice President, Investor Relations

INDEPENDENT REGISTERED 

PUBLIC ACCOUNTING FIRM

Deloitte & Touche LLP

provide, without charge, copies of the

2014 Annual Report on Form 10-K 

as filed with the Securities and 

Exchange Commission

ANNUAL MEETING

Tuesday, June 2, 2015

10:00 A.M. (DENVER TIME)

The Grand Hyatt Hotel

Capitol Peak Ballroom

555 17th Street, 38th floor

Denver, Colorado 80202

STOCK EXCHANGE LISTING

New York Stock Exchange, trading 

symbol: WLL

fp_Text  4/6/15  11:10 AM  Page 1

As exemplified by our operations at the Redtail 
Niobrara field (pictured below), our goal is to generate
meaningful growth in our net asset value per share
through the exploration, development and acquisi-
tion of oil and gas projects with attractive rates of
return on capital employed. We remain confident in
our outlook for continued growth in our production
and reserves. We believe we have one of the highest
rate of return acreage positions in North America. Our efficient operations and leadership
in the implementation of new completion technologies enhances the capital productivity
of this asset base helping to offset the impact of lower prices.

CORPORATE
OVERVIEW

Over the past 12 months we have built an even stronger Whiting. Our Kodiak Oil &
Gas Corp. acquisition added to the high quality of our inventory. Our asset sales lowered
our operating cost structure. Our premier Williston Basin and Niobrara acreage positions
deliver some of the most profitable drilling results in the industry with a combined
drilling inventory that exceeds 14,000 gross locations. We look forward to competing
in the current environment.

(BELOW) Two rigs working

for Whiting at its 132,155 net

acre Redtail Niobrara Field

in Weld County, Colorado.

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FINANCIAL AND OPERATIONS SUMMARY

(IN MILLIONS, EXCEPT PER SHARE AMOUNTS, 
PER UNIT PRICES OR RATIO AMOUNTS)                                                            2014                 2013                2012                 2011                 2010

Income Statement and Cash Flow

Oil, NGL and Natural Gas Sales                                 $ 3,024.6      $ 2,666.5      $ 2,137.7       $ 1,860.1      $ 1,475.3

Earnings                                                                     $  

64.7(1)   $    366.0(1)   $    414.1       $    491.6      $    336.7 

Earnings per Share, Diluted                                       $ 

0.53(1)   $      3.06(1)   $      3.48       $      4.14      $      2.55

Weighted Average Shares Outstanding, Diluted           122.519        119.588        119.028         118.668        107.846

Net Cash Provided by Operating Activities               $ 1,815.3      $ 1,744.7      $ 1,401.2       $ 1,192.1      $    997.3

Net Cash Used in Investing Activities                       $ (2,860.5)     $(1,902.5)    $(1,780.3)     $(1,760.0)     $ (914.6)

Net Cash Provided by (Used in) Financing Activities  $ 

423.9      $    812.4      $    408.1       $    564.8      $  

(75.7) 

Balance Sheet

Total Assets                                                                $14,019.5      $ 8,833.5      $ 7,272.4       $ 6,045.6      $ 4,648.8 

Debt                                                                           $ 5,628.8      $ 2,653.8      $ 1,800.0       $ 1,380.0      $    800.0 

Shareholders’ Equity                                                  $ 5,703.0      $ 3,836.7      $ 3,453.2       $ 3,029.1      $ 2,531.3 

Debt-to-Capitalization Ratio                                               50%              41%             34%              31%              24%

Production and Average Commodity Prices

Oil Production, MMBbl                                                      33.5              27.0              23.1               18.3              17.5 

NGL Production, MMBbl                                                      3.3                2.8                2.8                 2.1                1.5 

Natural Gas Production, Bcf                                               30.2              26.9              25.8               26.4              27.4

Total Production, MMBOE                                                 41.8              34.3              30.2               24.8              23.6 

Oil Price, per Bbl, Excluding Hedging                        $ 

81.50      $    90.39      $    83.86       $    88.61      $    72.61 

Natural Gas Liquids Price, per Bbl                             $ 

39.17      $    40.41      $    39.36       $    52.38      $    47.33 

Natural Gas Price, per Mcf, Excluding Hedging        $ 

5.53      $      4.04      $      3.42       $      4.92      $      4.86 

Sales Price, per BOE, Net of Hedging                         $ 

73.38      $    76.76      $    69.85       $    73.88      $    61.48 

Year-End 2014 Well Count and Acreage Statistics                                                       GROSS               NET

Total Wells                                                                                                                                      11,654            4,471

Developed Acreage                                                                                                                    1,610,833        886,654

Undeveloped Acreage                                                                                                               1,611,344     1,172,735

(1) For the year ended December 31, 2014, this amount includes $587 million in non-cash pre-tax impairment charges for the partial write-down 
of non-core proved oil and gas properties not currently being developed primarily attributable to oil and gas reserves in legacy, non-core areas in 
Colorado, Louisiana, North Dakota and Utah related to the decrease in oil and gas prices at December 31, 2014, as well as $42 million of impairment
write-downs on our CO2 development properties. Impairment charges in 2014 totaled $629 million, or $5.14 per diluted share after tax. For the year
ended December 31, 2013, this amount includes $267 million in non-cash pre-tax impairment charges, or $2.23 per diluted share after tax, for the
partial write-down of proved properties, mainly in non-core portions of the Rocky Mountains and Michigan regions.

2

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Proved Reserves as of December 31,                                2014            2013            2012            2011           2010

Oil, MMBbl                                                                                     643.6           347.4           301.3          260.2         224.2

NGLs, MMBbl                                                                                   54.7             44.9             40.1            37.6           30.1

Natural Gas, Bcf                                                                              492.0           277.5           224.3          285.0         303.5

Reserves, MMBOE                                                                           780.3           438.5           378.8          345.2         304.9

Reserves-to-Production Ratio (Reserves/Annual Production)             18.7             12.8             12.6            13.9           12.9

Average Wellhead Oil Price per Bbl in Reserve Report               $  84.69       $  90.80       $  87.15      $  89.18     $  73.14

Average Wellhead NGL Price per Bbl in Reserve Report            $  46.59       $  54.38       $  58.15      $  62.93     $  49.35

Average Wellhead Gas Price per Mcf in Reserve Report             $    5.88       $    4.30       $    3.21      $    4.39     $    4.72

Reserves & Production per Region as of December 31, 2014         

                                                           780.3 MMBOE                                                       Q4 2014 — 131.3 MBOE/d

2%

17%

3%

9%

81%

88%

(cid:0) ROCKY MOUNTAINS    (cid:0) PERMIAN BASIN    (cid:0) OTHER

The following is a summary of Whiting’s changes in quantities of proved oil and gas reserves for the year ended 
December 31, 2014:
                                                                                                                                                                                                          Natural
                                                                                              Oil                     NGLs                    Gas                     Total
                                                                                           (MBbl)                (MBbl)               (MMcf)                (MBOE)

Balance – January 1, 2014                                               347,421                44,869               277,514               438,542

      Extensions and discoveries                                      146,122                12,947                 94,452               174,811

      Sales of minerals in place                                           (1,642)                         –                (2,925)                (2,130)

      Acquisitions                                                              169,586                         –               156,140               195,609

      Production                                                               (33,485)               (3,283)              (30,218)              (41,804)

      Revisions to previous estimates                                 15,627                     151                (2,943)                 15,288

Balance – December 31, 2014                                         643,629                54,684               492,020               780,316

3

                   
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2014 was a record year for Whiting Petroleum. We posted records in production, proved
reserves and discretionary cash flow during 2014. Discretionary cash flow increased
14% and proved reserves and production increased 29% and 22%, respectively. Our 
acquisition of Kodiak Oil & Gas Corp. established us as the largest Bakken/Three Forks
producer in the Williston Basin of North Dakota and Montana.

Despite the pullback in oil prices, we remain confident in our outlook for continued
growth in our production and reserves. We believe we have one of the highest rate of
return acreage positions in North America. Our efficient operations and leadership 
in the implementation of new com-
pletion technologies enhances the
capital  productivity  of  this  asset
base helping to offset the impact of
lower prices.

DEAR FELLOW
SHAREHOLDERS

We have taken prudent measures in
2015 to reduce our capital budget
while  maintaining  our  financial
flexibility. Our 2015 capital budget of $2.0 billion reflects a disciplined approach to
maintaining our financial strength while preserving our long-term growth plans. We
plan to reduce our rig fleet to approximately 13 rigs by mid-year, down 48% from 25
rigs for the combined companies in 2014, and will focus our operations on our highest
rate-of-return properties. At the same time, we are seeing lower rig and service costs
through price reductions and technology applications. We expect our completed well
cost in the Williston Basin to average $7 million, down from $8.5 million in 2014. We
expect our Redtail completed well cost to be $5 million. 

We welcome the 145 Kodiak employees who have joined Whiting. They have made a
seamless transition to Whiting. We have already completed several wells on properties
acquired from Kodiak. In the Moccasin Creek area in Dunn County, North Dakota, we
completed three wells off of a pad that had an average initial production rate of 3,473
BOE/d per well. That’s a great start to the assimilation of the Kodiak acreage.

We continue to focus on oil and natural gas liquids. Currently, crude oil trades at over
15 times the price of natural gas, which compares to their 6 to 1 heating equivalency
ratio. At year-end 2014, 82% of our proved reserves and 80% of our production consisted
of crude oil. We expect these percentages to continue to increase over the next several
years. In the September 1, 2014 edition of the Oil & Gas Journal, we ranked 18th in the
world in terms of liquids proved reserves and 16th in the world in terms of liquids pro-
duction for public companies. Pro forma for the Kodiak acquisition, we would be 13th
in the world in terms of liquids proved reserves and 14th in the world in terms of liquids
production for public companies.  

In summary, over the past 12 months we have built an even stronger Whiting. Our 
Kodiak acquisition added to the high quality of our inventory. Our asset sales lowered
our operating cost structure. Our premier Williston Basin and Niobrara acreage positions
deliver some of the most profitable drilling results in the industry with a combined
drilling inventory that exceeds 14,000 locations. On behalf of the Whiting Petroleum
Corporation Board of Directors and all of our dedicated employees, thank you very
much for your continuing interest in Whiting Petroleum Corporation.

Sincerely,

(ABOVE) CEO, Jim Volker, 

discusses our plans at our

Redtail Niobrara Field in 

Northeastern Colorado with

employees and investors.

(RIGHT) Drilling operations 

on our Good Shepherd 

21-15H well in the Hidden

Bench Field in McKenzie

County, North Dakota.

JAMES J. VOLKER

CHAIRMAN OF THE BOARD, PRESIDENT AND CHIEF EXECUTIVE OFFICER
February 27, 2015

4

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KODIAK ACQUISITION ADDS PRODUCTION AND RESERVES

On July 13, 2014, Whiting announced the acquisition of Kodiak Oil & Gas Corp. in a
stock-for-stock transaction. Under the agreement, Kodiak shareholders received 0.177
shares of Whiting stock for every one share of Kodiak stock. The transaction closed 
on December 8, 2014 after both Whiting
and Kodiak shareholders overwhelmingly
voted in favor of the acquisition at special
meetings on December 3, 2014.

ACQUISITIONS

Through the Kodiak acquisition Whiting acquired approximately 327,000 gross (178,000
net) acres, which are predominantly in the Williston Basin in North Dakota. These 
properties are an excellent overlay to Whiting’s existing acreage in the Williston Basin.
The proved reserves associated with the acquisition totaled 191.8 MMBOE. Production
from the acquired properties averaged 41,250 BOE/d in the fourth quarter of 2014. In
the wake of the Kodiak acquisition, Whiting had an estimated 4,637 gross drilling 
locations in the Bakken formation and 2,904 future gross drilling locations in the Three
Forks formation at year-end 2014. Of Kodiak’s 227 employees, 145 were offered positions
and joined Whiting.

(BELOW) The Flatland Federal

11-4HR in our Tarpon Field in

McKenzie County, North Dakota

was completed in the Middle

Bakken formation flowing 7,120

BOE/d. This was a record initial

production rate for a Bakken

well in the Williston Basin. An off-

setting well, the Flatland Federal

11-4TFH, was completed in the

Three Forks and set the record for

the highest initial Three Forks pro-

duction rate in the Williston Basin

with an IP rate of 7,824 BOE/d.

6

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LAND — STANDING (LEFT TO RIGHT) Justin Shannonhouse, Landman III, Daren Carr, Landman II, Keelen Hauptman, Landman II, 
Travis Barrett, Landman II.  SEATED (LEFT TO RIGHT) Ellen Britt, Division Orders Supervisor, John Marshall, Landman III.

COMPLETIONS AND OPERATIONS — STANDING (LEFT TO RIGHT) Ryan Lundsford, Construction Manager, 
Brandon Rollins, Operations Engineer, Nate Rutledge, Operations Engineer.  
SEATED (LEFT TO RIGHT) Monte Madsen, Completions Engineering Team Lead, Kelly Eisele, Operations Engineer, 
Ted Skinner, Operations Engineering Team Lead – Watford.

7

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PRODUCTION

Production in 2014 totaled a record 41.8 MMBOE or 114,530 BOE/d. This represents a
22% increase over total production of 34.3 MMBOE or 94,090 BOE/d in 2013.

PROVED RESERVES

As of December 31, 2014, Whiting had estimated proved reserves of 780.3 MMBOE, of
which 53% were classified as proved developed. These estimated proved reserves had a
pre-tax PV10% value of $14.1 billion, using SEC NYMEX prices of $94.99 per barrel of
oil and $4.35 per Mcf of gas. This represents an increase of 57% over the December 31,
2013 value of $9.0 billion, which used SEC NYMEX prices of $96.78 per barrel of oil
and $3.67 per Mcf of gas.

Whiting’s proved reserves of 780.3 MMBOE repre-
sented a 78% increase over the 438.5 MMBOE of
proved reserves at year-end 2013. Adding the proved
reserves associated with the Kodiak acquisition at
year-end 2013, our proved reserves were up 29%.
An estimated 174.8 MMBOE of extensions and 
discoveries of proved reserves were added by the
combined companies. This represents a 61% increase
over the 108.8 MMBOE of proved reserves that were
added from extensions and discoveries in 2013 by
Whiting alone. During 2014, we replaced 923% of
the Company’s 2014 production of 41.8 MMBOE.

DRILLING 
AND 
OPERATIONS
OVERVIEW

Significant proved reserve additions during 2014
came from the Company’s operations in the Williston Basin of North Dakota and 
Montana. Whiting booked an estimated 124.1 MMBOE of Bakken/Three Forks proved
reserves in the Williston Basin during 2014. Also contributing was our Redtail Niobrara
field in northeastern Colorado where we booked 49.5 MMBOE of new proved reserves
during 2014.

PROBABLE AND POSSIBLE RESERVES

At year-end 2014, our probable and possible reserves were estimated to total 624.8 MMBOE.
The year-end 2014 estimated pre-tax PV10% for our probable and possible reserves was
$5.2 billion, an increase of 44% over the $3.6 billion at year-end 2013.

As with our proved reserves, 100% of Whiting’s probable and possible reserve estimates
were independently engineered by Cawley, Gillespie & Associates, Inc. Please refer to
“Reserve Information” on the inside front cover of this annual report.

2015 CAPITAL BUDGET

Our 2015 capital budget is $2.0 billion. Whiting expects to invest $1.8 billion of the 2015
capital budget in exploration and development activity, $59 million for undeveloped
acreage and $123 million for facilities. While spending at approximately 50% of our
combined Whiting/Kodiak pro forma 2014 capex rate, we expect to grow production
at 6% year-over-year.

(RIGHT) Drilling operations 

on our Hunter 21-26-1H 

in the Missouri Breaks Field 

in McKenzie County, 

North Dakota.  

(INSET) A three-well pad at

our Tarpon Field in McKenzie

County, North Dakota. 

At Tarpon Whiting has

recorded the Williston Basin’s

highest initial production

rates from both the Bakken

and Three Forks.

8

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fp_Text  4/6/15  11:11 AM  Page 10

WILLISTON BASIN

We generated record production of 131,260 BOE/d in the fourth quarter of 2014, of
which 77% came from our Williston Basin Bakken/Three Forks plays. We were one of
the first successful operators in the Bakken/Three Forks Hydrocarbon System in the
Williston Basin with the discovery of our Sanish field in early 2007. In 2014, we continued
to achieve productivity increases as we expanded the use of our cemented liner
and plug-and-perf completion method
across the Williston Basin. We continue
to optimize our completion techniques
to achieve the best mix of productivity
versus costs. Drilling highlights from
our six core areas in the Williston Basin
are as follows:

TARPON FIELD—Tarpon field continues
to prove itself as the sweet spot of the
Bakken. During the fourth quarter of
2014, we completed three prolific wells
off of a pad. The Tarpon Federal 24-20-
1H was  completed  in  the  Bakken  formation  on  December  16,  2014  flowing  6,234
BOE/d. The Tarpon Federal 24-20-1RTF was completed in the Three Forks formation on
December 17, 2014 flowing 4,818 BOE/d, and the Federal 24-20-2RTF was completed
in the Three Forks formation on December 17, 2014 flowing 4,105 BOE/d. Whiting
holds a 75% working interest in all three wells.

EXPLORATION
AND 
DEVELOPMENT

(RIGHT) Map of combined

Whiting/Kodiak properties in

the Williston Basin.

HIDDEN BENCH FIELD — At Hidden Bench, we tested five perforation clusters per stage
and achieved strong results. In September 2014, we completed a four-well pad at our
Sovig unit. The average initial production rate for the pad was 3,278 BOE/d per well
with a range from 3,036 to 3,572 BOE/d per well. The four wells were completed on
September 22 and September 23, 2014, respectively, with 30 stages and five perforation
clusters per stage.

CASSANDRA  FIELD—We utilized our cemented liner completion method on three
wells in our Cassandra field. The Kaldahl 11-3H was completed in the Middle Bakken
on April 1, 2014 flowing 1,930 BOE/d, 104% higher than the 10 prior wells completed
in the Middle Bakken formation.

PRONGHORN FIELD—We have had favorable results from slickwater fracs at our 
Pronghorn field, which is located primarily in Stark and Billings counties, North Dakota.
The Pronghorn Federal 14-12PH was completed on November 12, 2014. During its first
60 days of production, the well averaged 1,524 BOE/d.   

SANISH FIELD AREA—We completed the Brehm 13-7H in the Sanish field in the Middle
Bakken formation using a slickwater frac and a cemented liner on August 31, 2014. Pro-
duction from the Brehm 13-7H has held up well with 30, 60 and 90-day rates averaging
1,716 BOE/d, 1,338 BOE/d and 1,111 BOE/d, respectively.

10

 
 
 
 
 
 
fp_Text  4/6/15  11:11 AM  Page 11

WHITING CONTROLS “SWEET SPOTS” WHERE 
BAKKEN–THREE FORKS WELLS PRODUCE OVER 
50,000 BBLS IN 90 DAYS.

90 DAYS

> 50 MBOE

< 50 MBOE

Whiting Units

fp_Text  4/2/15  7:01 PM  Page 12

REDTAIL: 
OUR ECONOMIC
SWEET SPOT 
IN THE NIOBRARA

WeWW hold a total of 185,703 gross
(132,155 net) acres in our Redtail
field, located in the Denver
Julesberg Basin in WeWW ld County,yy
Colorado. Whiting has establish-
ed production in the Niobrara
“A”, “B” and “C” zones as well as
the Codell/Fort Hays formation.
Net production from the Redtail
field averaged 10,155 BOE/d in
the fourth quarter of 2014, an
18% sequential increase over the third quarter 2014. At year-end 2014, we had an
estimated 3,523 fuff ture gross drilling locations in the Niobrara “A”, “B” and “C” zones
as well as the Codell/Fort Hays formation. After year-end, we added 3,162 Niobrara “C”
and Codell/Fort Hays fuff ture gross drilling locations to bring our total to 6,685 fuff ture
gross drilling locations.

(RIGHT) We are expanding

the inlet capacity of our

Redtail Niobrara gas plant to

70 MMcf of gas per day, up

from 20 MMcf per day.  

(INSET) Roughnecks drilling

the Razor 26L-3503A well at

our Redtail Niobrara Field in

Weld County, Colorado.

Our first Niobrara “C” zone and Codell/Fort Hays formation tests continue to perform
well. The Razor 25B-2551 well, completed in the Codell/Fort Hays on September 9,
2014, averaged 397 BOE/d in its first 120 days on production. The Razor 25B-2549 well,
completed in the Niobrara “C” zone on September 11, 2014, averaged 384 BOE/d in its
first 120 days on production. Both wells were drilled on 640-acre spacing units and are
trending toward returns competitive with Niobrara “A” and “B” wells drilled on 960-acre
spacing units with estimated EURs of 450 MBOE per well.

NIOBRARA & CODELL
Inital 30-Day Average Rate
(Gas converted at price 
equivalent ratio 15 to 1)

Pre-2013 Codell & Niobrara

2013–2015 Niobrara

2013–2015 Codell

LARAMIE

KIMBALL

Redtail
Field Area

BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB
BBBBBBBBBBBBBBBBB

ttt
llllllllllllllll

WELD
WELD

aaaaaaaaaaaallllllllllllaaaaaaaaaaaallllllllllll

eeeeeeeeeeeeeeee nnnnnnnnnnnnnnn ddddddddddnnnnnnnnnnnnnnn ddddddddddnnnnnnnnnnnnnn dddddddddnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn dddddddddddddddnnnnnnnnnnnnn ddddddddddddd
eeeee nneeeee nn
eeeeeeeeeeeee nnnnnnnnnnnnnnneeeeeeeeeeee nnnnnnnnnnnnnnn

CCCCCCCCCCCCCCC ooooooooooooooollllllllllooooooooooooooorrrrrrrrrrrrrrrrraaaaaaaaaaaaaaaaa dddddddddddddddddd oooooooooooooo  MMMMMMMMMMMMMMMMM iiiiiiiiiiiiiiiiinnnnnnnnnnnnnnnnn eeeeeeeeeeeeeeeeeerrrrrrrrrrrrrrrrraaaaaaaaaaaaaaaaalllllllllllllllll BBBBBBBBBBBBBBBBBB eeeeeeeeeeeeeeeeeelllllllllllllllllltttttttttttttttttt TTTTTTTTTTTTTTTTTTrrrrrrrrrrrrrrrrreeeeeeeeeeeeeeeeee nnnnnnnnnnnnnn ddddddddddddddddddnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnneeeeeeeeeeeeeeeeeee nnnnnnnnnnnnn dddddddddddnnnnnn dddddddddddddddddddddddddddddddd
CCCCCCCCCCCCCCCCCC olora d o  M in eral B elt Tre n d
C olora d o  M in eral B elt Tre n d

ooolllllllllllllooooooooooooo
oooooooooooooolllllllllllllooooooooooo
oooooooooooooollllllllllllllloooooooooo
oooollllllllooooooooooooo
ooooooo
llllllllooolllllllll

ddddddddddddddddddddddddddddddd
aaaaaaaaaaaaa dddddddddddddddaaaaaaaaaa dddddddddddddddd
aaaaaaaaaaaaaa ddddddddddaaaaaaaaaaa dddddddddd
dddddddddddddddddddddddddddddaaaaaaaaaaaaaaa ddddddddddaaaaaaaaaaaaaaaaa ddddddddddaaaaaaaaaaaaaaa ddddddddddaaaaaaaaaaaaaaa ddddddddddaaaaaaaaaaaaaaaaaaaaaaaa dddddddddd

rrrrrrrrrrrrrrrrrrrrrrrrrrrrrrr

CCCCCCCCCCCCCCCCCCCCCCCCCC

MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM

MORGAN

Wattenburg
Field Area

LARIMER

BOULDER

12

  
  
 
 
 
 
 
   
   
 
fp_Text  4/6/15  11:11 AM  Page 13

13

fp_Text  4/6/15  11:11 AM  Page 14

NEW COMPLETION DESIGN BOLSTERS PRODUCTION

As a result of our new completion designs across all of our prospect areas in the Williston
Basin, we have experienced a 20% increase in initial production rates. We continue to
hone our completion techniques, including varying the number of completion stages,
utilizing different fracture stimulation fluids including slickwater, and increasing or 
decreasing the volume of sand and ceramic proppant used. In 2015, we plan to continue
use of our state-of-the-art completion designs on the wells we drill in the Williston Basin.
We are also utilizing our completion techniques in the Niobrara formation in the DJ Basin
of Colorado with encouraging results. 

COMMITMENT TO TECHNOLOGY

TECHNIQUE
AND
TECHNOLOGY

In each of our core operating areas, we
have accumulated extensive geologic and
geophysical knowledge and have develop-
ed significant technical and operational
expertise. In recent years, we have develop-
ed considerable expertise in conventional
and 3-D seismic imaging and interpreta-
tion. Our technical team has access to 
approximately 9,100 square miles of 3-D
seismic data, digital well logs and other subsurface information. This data is analyzed
with advanced geophysical and geological computer resources dedicated to the accurate
and efficient characterization of the subsurface oil and gas reservoirs that comprise our
asset base. In addition, our information systems enable us to update our production
databases through daily uploads from hand-held computers in the field. We have a team
of 10 professionals averaging over 26 years of experience managing CO2 floods, which
provides us with the ability to pursue other CO2 flood targets and employ this technol-
ogy to add reserves to our portfolio. This commitment to technology has increased the
productivity and efficiency of our field operations and development activities.

(RIGHT) In 2014, we 

expanded the inlet capacity

of our Robinson Lake Gas

Plant to 130 MMcf/d of gas.

In 2011, we completed the build-out and installation of an in-house, state-of-the-art
rock analysis laboratory at our Denver headquarters. We continue to utilize the data
from this rock lab to support real-time drilling and completion decisions, and to help
us to further understand unconventional oil plays.

14

fp_Text  4/6/15  11:11 AM  Page 15

15

fp_Text  4/6/15  11:11 AM  Page 16

BOAR D  OF  D IR ECTOR S

JAMES  J.  VOLKER, 68, is Chairman of the
Board, President and Chief Executive Officer of
Whiting Petroleum Corporation. Mr. Volker has
been a director of Whiting Petroleum Corporation
since 2003 and a director of Whiting Oil and
Gas Corporation since 2002. He joined Whiting
Oil and Gas Corporation in August 1983 as Vice
President of Corporate Development and served
in that position through April 1993. In May 1993,
he became a contract consultant to Whiting Oil
and Gas Corporation and served in that capacity
until  August  2000,  at  which  time  he  became 
Executive Vice President and Chief Operating
Officer. Mr. Volker was appointed President and Chief Executive Officer
and a director of Whiting Oil and Gas Corporation in January 2002. Mr.
Volker retained his position of Chief Executive Officer when Mr. James
T. Brown was appointed President and Chief Operating Officer effective
January 1, 2011. Mr. Volker was co-founder, Vice President and later Pres-
ident of Energy Management Corporation from 1971 through 1982. He
has over 41 years of experience in the oil and natural gas industry. Mr.
Volker has a degree in finance from the University of Denver, an MBA
from the University of Colorado and has completed H. K. VanPoolen and
Associates course of study in reservoir engineering.

THOMAS L. ALLER, 66, has been a director
of Whiting Petroleum Corporation since 2003.
Mr. Aller retired as Senior Vice President of Oper-
ations Support for Alliant Energy Corporation
in 2014, has served as Senior Vice President —
Energy Resource Development of Alliant Energy
Corporation since January 2009 and President
of Interstate Power and Light Company since
2004. Prior to that, he served as President of 
Alliant Energy Investments, Inc. since 1998 and
interim  Executive  Vice  President — Energy 
Delivery  of  Alliant  Energy  Corporation  since
2003  and  Senior  Vice  President — Energy 
Delivery of Alliant Energy Corporation since 2004. From 1993 to 1998,
he served as Vice President of IES Investments. He received his Bachelor’s
Degree in political science from Creighton University and his Master’s
Degree in municipal administration from the University of Iowa.

D. SHERWIN ARTUS, 78, has been a director
of Whiting Petroleum Corporation since 2006.
Mr. Artus joined Whiting Oil and Gas Corpora-
tion in January 1989 as Vice President of Oper-
ations and became Executive Vice President and
Chief Operating Officer in July 1999. In January
2000, he was appointed President and Chief 
Executive Officer. Mr. Artus became Senior Vice
President in January 2002 and retired from the
Company on April 1, 2006. Prior to joining
Whiting, he was employed by Shell Oil Company
in various engineering research and management
positions. From 1974-1977, he was employed
by Wainoco Oil and Gas Company as Production Manager. He was a co-
founder and later became President of Solar Petroleum Corporation, an
independent oil and gas producing company. He has over 52 years of 
experience in the oil and natural gas business. Mr. Artus holds a Bachelor’s
Degree in Geological Engineering and a Master’s Degree in Mining Engi-
neering from the South Dakota School of Mines and Technology. He is a
registered Professional Engineer in Colorado, Wyoming, Montana and
North Dakota. Mr. Artus is a member, and a past officer, of the Society 
of Professional Well Log Analysts and is a member of the Society of 
Petroleum Engineers.

JAMES E. CATLIN, 68, became a director of
Whiting  Petroleum  Corporation  December  8,
2014. Mr. Catlin was a co-founder of Kodiak Oil
& Gas (USA), Inc. Mr. Catlin served as a director
of Kodiak since February 2001, Chairman of the
Board from July 2002 until June 2011, Secretary
from July 2002 to May 2008, Chief Operating
Officer from June 2006 until June 2011 and 
Executive Vice President of Business Develop-
ment since June 2011. Mr. Catlin has nearly 40
years  of  geologic  experience  primarily  in  the
Rocky  Mountain  Region.  Mr.  Catlin  was  an
owner of CP Resources LLC, an independent oil
and natural gas company from 1986 to 2001. Mr. Catlin was a Founder,
Vice  President  and  Director  of  Deca  Energy  from  1980  to  1986  and
worked as a district geologist for Petroleum Inc. and Fuelco prior to this
time. He received a Bachelor of Arts and a Master’s of Science Degree in
Geology from the University of Northern Illinois in 1973. Mr. Catlin has
extensive training and experience with respect to geology and executive
level experience working with oil and natural gas companies.

16

PHILIP E. DOTY, 71, has been a director of
Whiting Petroleum Corporation since 2010 and
is chairman of the Audit Committee. Mr. Doty
is a certified public accountant. Since 2007, 
Mr. Doty has been counsel to EKS&H LLP, the
largest Colorado-based accounting and consult-
ing firm, where he previously was a partner
from 2002 to 2007. From 1967 to 2000 he
worked at Arthur Andersen and Co., where 
he was a partner since 1978 and served as the
audit partner and head of the Denver office oil
and gas practice until his retirement in 2000. 
He is a graduate of Drake University with a

Bachelor’s degree in accounting.

WILLIAM N. HAHNE, 63, has been a director
since 2007 and is chairman of the Nominating
and  Governance  Committee.  Mr.  Hahne  was
Chief  Operating  Officer  of  Petrohawk  Energy
Corporation from July 2006 until October 2007.
Mr.  Hahne  served  at  KCS  Energy,  Inc.  as 
President, Chief Operating Officer and Director
from April 2003 to July 2006, as Executive Vice
President  and  Chief  Operating  Officer  from
March 2002 to April 2003 and in other manage-
ment positions prior to that. He is a graduate of
Oklahoma University with a BS in petroleum
engineering  and  has  39  years  of  extensive 
technical  and  management  experience  with  independent  oil  and  gas
companies  including  Unocal,  Union  Texas  Petroleum  Corporation,
NERCO,  The  Louisiana  Land  and  Exploration  Company  (LL&E)  and
Burlington Resources, Inc.

ALLAN R. LARSON, 77, has been a director
of Whiting Petroleum Corporation since 2011.
He has more than 47 years experience in oil and
gas exploration and development, primarily in
the  Rocky  Mountains  and  the  Midcontinent 
regions.  For  27  years  he  has  operated  Larson 
Petroleum, LLC, a geological consulting com-
pany.  His  previous  affiliations  include  Jade
Drilling Company, Belleview Capital Corpora-
tion,  Mesa  Petroleum  Company  and  Amoco
Production Company. Mr. Larson earned a PhD
in Geology at the University of California, Los
Angeles. He earned his M.S. in Geology from
UCLA and his BS degree in Geology at Pennsylvania State University. He is
a member of the American Association of Petroleum Geologists, the Rocky
Mountain Association of Geologists, the Wyoming Geological Association,
the Montana Geologic Society and the Utah Geologic Association.

LYNN A. PETERSON, 61, became a director
of Whiting Petroleum Corporation December 8,
2014. Mr. Peterson was a co-founder of Kodiak Oil
& Gas (USA), Inc. and was a director of Kodiak
since November 2001, President and Chief 
Executive Officer since July 2002 and Chairman
of the Board since June 2011. Mr. Peterson has
over 30 years of industry experience. Mr. Peterson
was an independent oilman from 1986 to 2001
and  served  as  Treasurer  of  Deca  Energy  from
1981 to 1986. He received a Bachelor of Science
in Accounting from the University of Northern
Colorado in 1975. Mr. Peterson has extensive
executive level experience working with oil and natural gas companies.

M I C H A E L   B .   WA L E N ,  66,  was  elected 
May 7, 2013 as a director of Whiting Petroleum 
Corporation.  Mr.  Walen  was  the  Senior  Vice
President — Chief  Operating  Officer  of  Cabot
Oil  and  Gas  Corporation  from  January  2001
until May 2010 and served in other manage-
ment and exploration positions prior to that
time.  He  has  40  years  of  exploration  and 
management experience with independent oil
and  gas  companies  including  PetroCorp  Inc., 
Patrick Petroleum Co., TXO Production Co. and 
Tenneco  Oil  Company.  Mr.  Walen  holds  a 
Bachelor’s  Degree  in  Geology  from  Central
Washington University and a Master’s Degree in Geology from Western
Washington University.

UNITED STATES 
SECURITIES AND EXCHANGE COMMISSION 
Washington, D.C.  20549 

FORM 10-K 

        ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 

For the fiscal year ended December 31, 2014 

or 

        TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 

For the transition period from _______________ to _______________ 

Commission file number:  001-31899 

WHITING PETROLEUM CORPORATION 
(Exact name of Registrant as specified in its charter) 

Delaware 
(State or other jurisdiction 
of incorporation or organization) 

1700 Broadway, Suite 2300 
Denver, Colorado 
(Address of principal executive offices) 

20-0098515 
(I.R.S. Employer 
Identification No.) 

80290-2300 
(Zip code) 

(303) 837-1661 
(Registrant’s telephone number, including area code) 

Securities registered pursuant to Section 12(b) of the Act: 

Common Stock, $0.001 par value 
Preferred Share Purchase Rights 
(Title of Class) 

New York Stock Exchange 
New York Stock Exchange 
(Name of each exchange on which registered) 

Securities registered pursuant to Section 12(g) of the Act:  None. 

Indicate  by  check  mark  if  the  Registrant  is  a  well-known  seasoned  issuer,  as  defined  in  Rule  405  of  the  Securities 
Act.     Yes      No   

Indicate  by  check  mark  if  the  Registrant  is  not  required  to  file  reports  pursuant  to  Section  13  or  15(d)  of  the  Securities 
Act.     Yes      No   

Indicate by check mark whether the  Registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities 
Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the Registrant was required to file such reports), 
and (2) has been subject to such filing requirements for the past 90 days.    Yes      No   

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Indicate  by  check  mark  whether  the  Registrant  has  submitted  electronically  and  posted  on  its  corporate  Web  site,  if  any,  every 
Interactive Data File required to be submitted and posted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the 
preceding 12 months (or for such shorter period that the Registrant was required to submit and post such files).    Yes      No   

Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K is not contained herein, and will not 
be contained, to the best of Registrant’s knowledge, in definitive proxy or information statements incorporated by reference in Part III 
of this Form 10-K or any amendment to this Form 10-K.     

Indicate by check  mark  whether the  Registrant is a  large accelerated filer, an accelerated filer, a non-accelerated  filer, or a smaller 
reporting company.  See the definitions of “large accelerated filer,” “accelerated filer” and “smaller reporting company” in Rule 12b-2 
of the Exchange Act.  (Check one): 

Large accelerated filer    

Accelerated filer    

Non-accelerated filer    

Smaller reporting company    

Indicate by check mark whether the Registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act).    Yes      No   

Aggregate market value of the voting common stock held by non-affiliates of the Registrant at June 30, 2014:  $9,569,978,297. 

Number of shares of the Registrant’s common stock outstanding at February 13, 2015:  167,041,054 shares. 

DOCUMENTS INCORPORATED BY REFERENCE 

Portions of the Proxy Statement for the 2015 Annual Meeting of Stockholders are incorporated by reference into Part III. 

 
 
 
 
 
 
 
 
 
 
Glossary of Certain Definitions ...........................................................................................................................................................   

1 

TABLE OF CONTENTS 

PART I 

Item 1. 
Item 1A. 
Item 1B. 
Item 2. 
Item 3. 
Item 4. 

Business ..........................................................................................................................................................................
Risk Factors ....................................................................................................................................................................
Unresolved Staff Comments ...........................................................................................................................................
Properties ........................................................................................................................................................................
Legal Proceedings...........................................................................................................................................................
Mine Safety Disclosures .................................................................................................................................................
Executive Officers of the Registrant ...............................................................................................................................

   5 
   17 
   30 
   31 
   39 
   39 
   40 

PART II 

Item 5. 

Item 6. 
Item 7. 
Item 7A. 
Item 8. 
Item 9. 
Item 9A. 
Item 9B. 

Market for the Registrant’s Common Equity, Related Stockholder Matters and Issuer Purchases of Equity 
Securities ........................................................................................................................................................................
Selected Financial Data ..................................................................................................................................................
Management’s Discussion and Analysis of Financial Condition and Results of Operations .........................................
Quantitative and Qualitative Disclosures About Market Risk ........................................................................................
Financial Statements and Supplementary Data ...............................................................................................................
Changes in and Disagreements with Accountants on Accounting and Financial Disclosure .........................................
Controls and Procedures .................................................................................................................................................
Other Information ...........................................................................................................................................................

   42 
   44 
   46 
   65 
   68 
  107 
  107 
  108 

PART III 

Item 10. 
Item 11. 
Item 12. 
Item 13. 
Item 14. 

Directors, Executive Officers and Corporate Governance ..............................................................................................
Executive Compensation ................................................................................................................................................
Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters .......................
Certain Relationships, Related Transactions and Director Independence ......................................................................
Principal Accounting Fees and Services .........................................................................................................................

  109 
  109 
  109 
  109 
  110 

Item 15. 

Exhibits, Financial Statement Schedules ........................................................................................................................

  110 

PART IV 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
GLOSSARY OF CERTAIN DEFINITIONS 

Unless the context otherwise requires, the terms “we,” “us,” “our” or “ours” when used in this Annual Report on Form 10-K refer to 
Whiting  Petroleum  Corporation,  together  with  its  consolidated  subsidiaries.    When  the  context  requires,  we  refer  to  these  entities 
separately. 

We have included below the definitions for certain terms used in this Annual Report on Form 10-K: 

“3-D seismic” Geophysical data that depict the subsurface strata in three dimensions.  3-D seismic typically provides a more detailed 
and accurate interpretation of the subsurface strata than 2-D, or two-dimensional, seismic. 

“Bbl”  One  stock  tank  barrel,  or  42  U.S.  gallons  liquid  volume,  used  in  this  report  in  reference  to  oil,  NGLs  and  other  liquid 
hydrocarbons. 

“Bcf” One billion cubic feet, used in reference to natural gas or CO2. 

“BOE” One stock tank barrel of oil equivalent, computed on an approximate energy equivalent basis that one Bbl of crude oil equals 
six Mcf of natural gas and one Bbl of crude oil equals one Bbl of natural gas liquids. 

“CO2” Carbon dioxide. 

“CO2 flood” A tertiary recovery method in which CO2 is injected into a reservoir to enhance hydrocarbon recovery. 

“completion” The installation of permanent equipment for the production of crude oil or natural gas, or in the case of a dry hole, the 
reporting of abandonment to the appropriate agency. 

“costless  collar”  An  options  position  where  the  proceeds  from  the  sale  of  a  call  option  at  its  inception  fund  the  purchase  of  a  put 
option at its inception. 

“delay rental” Consideration paid to the lessor by a lessee to extend the terms of an oil and natural gas lease in the absence of drilling 
operations and/or production that is contractually required to hold the lease.  This consideration is generally required to be paid on or 
before the anniversary date of the oil and gas lease during its primary term, and typically extends the lease for an additional year. 

“deterministic method” The method of estimating reserves or resources using a single value for each parameter (from the geoscience, 
engineering or economic data) in the reserves calculation. 

“development  well”  A  well  drilled  within  the  proved  area  of  an  oil  or  natural  gas  reservoir  to  the  depth  of  a  stratigraphic  horizon 
known to be productive. 

“differential” The difference between a benchmark price of oil and natural gas, such as the NYMEX crude oil spot, and the wellhead 
price received. 

“dry hole” A well found to be incapable of producing either oil or gas in sufficient quantities to justify completion as an oil or gas 
well. 

“EOR” Enhanced oil recovery. 

“exploratory well” A well drilled to find a new field or to find a new reservoir in a field previously found to be productive of oil or 
natural gas in another reservoir.  Generally, an exploratory well is any well that is not a development well, an extension well, a service 
well or a stratigraphic test well. 

“extension well” A well drilled to extend the limits of a known reservoir. 

“FASB” Financial Accounting Standards Board. 

“FASB ASC” The Financial Accounting Standards Board Accounting Standards Codification. 

“field”  An  area  consisting  of  a  single  reservoir  or  multiple  reservoirs  all  grouped  on  or  related  to  the  same  individual  geological 
structural  feature  and/or  stratigraphic  condition.    There  may  be  two  or  more  reservoirs  in  a  field  that  are  separated  vertically  by 
intervening impervious strata, or laterally by local geologic barriers, or both.  Reservoirs that are associated by being in overlapping or 
adjacent fields may be treated as a single or common operational field.  The geological terms “structural feature” and “stratigraphic 

1 

 
 
condition” are intended to identify localized geological features as opposed to the broader terms of basins, trends, provinces, plays, 
areas of interest, etc. 

“GAAP” Generally accepted accounting principles in the United States of America. 

“gross acres or wells” The total acres or wells, as the case may be, in which a working interest is owned. 

“ISDA” International Swaps and Derivatives Association, Inc. 

“lease operating expense” or “LOE” The expenses of lifting oil or gas from a producing formation to the surface, constituting part of 
the current operating expenses of a working interest, and also including labor, superintendence, supplies, repairs, short-lived assets, 
maintenance, allocated overhead costs and other expenses incidental to production, but not including lease acquisition or drilling or 
completion expenses. 

“LIBOR” London interbank offered rate. 

“MBbl” One thousand barrels of oil, NGLs or other liquid hydrocarbons. 

“MBbl/d” One MBbl per day. 

“MBOE” One thousand BOE. 

“MBOE/d” One MBOE per day. 

“Mcf” One thousand cubic feet, used in reference to natural gas or CO2. 

“MMBbl” One million Bbl. 

“MMBOE” One million BOE. 

“MMBtu” One million British Thermal Units. 

“MMcf” One million cubic feet, used in reference to natural gas or CO2. 

“MMcf/d” One MMcf per day.  

“net production” The total production attributable to our fractional working interest owned. 

“NGL” Natural gas liquid. 

“NYMEX” The New York Mercantile Exchange. 

“PDNP” Proved developed nonproducing reserves. 

“PDP” Proved developed producing reserves. 

“plug-and-perf  technology” A  horizontal  well  completion  technique  in  which  hydraulic  fractures  are  performed  in  multiple  stages, 
with each stage utilizing a bridge plug to divert fracture stimulation fluids through the casing perforations into the formation within 
that stage. 

“plugging and abandonment” Refers to the sealing off of fluids in the strata penetrated by a well so that the fluids from one stratum 
will not escape into another or to the surface.  Regulations of most states require plugging of abandoned wells. 

“possible reserves” Those reserves that are less certain to be recovered than probable reserves. 

“pre-tax PV10%” The present value of estimated future revenues to be generated from the production of proved reserves calculated in 
accordance with the guidelines of the SEC, net of estimated lease operating expense, production taxes and future development costs, 
using costs as of the date of estimation without future escalation and using an average of the first-day-of-the month price for each of 
the  12  months  within  the  fiscal  year,  without  giving  effect  to  non-property  related  expenses  such  as  general  and  administrative 
expenses, debt service and depreciation, depletion and amortization, or federal income taxes and discounted using an annual discount 

2 

 
 
rate  of  10%.    Pre-tax  PV10%  may  be  considered  a  non-GAAP  financial  measure  as  defined  by  the  SEC.    See  the  footnote  to  the 
Proved Reserves table in Item 1. “Business” of this Annual Report on Form 10-K for more information. 

“probable  reserves”  Those  reserves  that  are  less  certain  to  be  recovered  than  proved  reserves  but  which,  together  with  proved 
reserves, are as likely as not to be recovered. 

“prospect” A property on which indications of oil or gas have been identified based on available seismic and geological information. 

“proved developed reserves” Proved reserves that can be expected to be recovered through existing wells with existing equipment and 
operating methods or in which the cost of the required equipment is relatively minor compared to the cost of a new well. 

“proved reserves” Those reserves which, by analysis of geoscience and engineering data, can be estimated with reasonable certainty 
to be economically producible—from a given date forward, from known reservoirs and under existing economic conditions, operating 
methods  and  government  regulations—prior  to  the  time  at  which  contracts  providing  the  right  to  operate  expire,  unless  evidence 
indicates that renewal is reasonably certain, regardless of whether deterministic or probabilistic methods are used for the estimation.  
The project to extract the hydrocarbons must have commenced, or the operator must be reasonably certain that it will commence the 
project, within a reasonable time. 

The area of the reservoir considered as proved includes all of the following: 

a. 

b. 

The area identified by drilling and limited by fluid contacts, if any, and 

Adjacent undrilled portions of the reservoir that can, with reasonable certainty, be judged to be continuous with it 
and to contain economically producible oil or gas on the basis of available geoscience and engineering data. 

Reserves that can be produced economically through application of improved recovery techniques (including, but not limited to, fluid 
injection) are included in the proved classification when both of the following occur: 

a. 

b. 

Successful  testing  by  a  pilot  project  in  an  area  of  the  reservoir  with  properties  no  more  favorable  than  in  the 
reservoir  as  a  whole,  the  operation  of  an  installed  program  in  the  reservoir  or  an  analogous  reservoir,  or  other 
evidence  using  reliable  technology  establishes  the  reasonable  certainty  of  the  engineering  analysis  on  which  the 
project or program was based, and 

The  project  has  been  approved  for  development  by  all  necessary  parties  and  entities,  including  governmental 
entities. 

Existing  economic  conditions  include  prices  and  costs  at  which  economic  producibility  from  a  reservoir  is  to  be  determined.    The 
price shall be the average price during the 12-month period before the ending date of the period covered by the report, determined as 
an unweighted arithmetic average of the first-day-of-the-month price for each month within such period, unless prices are defined by 
contractual arrangements, excluding escalations based upon future conditions. 

“proved  undeveloped  reserves”  Proved  reserves  that  are  expected  to  be  recovered  from  new  wells  on  undrilled  acreage,  or  from 
existing  wells  where a relatively  major expenditure is required for recompletion.   Reserves on  undrilled acreage shall be limited to 
those  directly  offsetting  development  spacing  areas  that  are  reasonably  certain  of  production  when  drilled,  unless  evidence  using 
reliable technology exists that establishes reasonable certainty of economic producibility at greater distances.  Undrilled locations can 
be classified as  having undeveloped reserves only if a development plan has been adopted indicating that  they are scheduled to be 
drilled  within  five  years,  unless  specific  circumstances  justify  a  longer  time.    Under  no  circumstances  shall  estimates  for  proved 
undeveloped reserves be attributable to any acreage for which an application of fluid injection or other improved recovery technique is 
contemplated, unless such techniques have been proved effective by actual projects in the same reservoir or an analogous reservoir, or 
by other evidence using reliable technology establishing reasonable certainty. 

“PUD” Proved undeveloped reserves. 

“reasonable certainty” If deterministic methods are used, reasonable certainty means a high degree of confidence that the quantities 
will  be  recovered.    If  probabilistic  methods  are  used,  there  should  be  at  least  a  90  percent  probability  that  the  quantities  actually 
recovered will equal or exceed the estimate.  A high degree of confidence exists if the quantity is much more likely to be achieved 
than  not,  and,  as  changes  due  to  increased  availability  of  geoscience  (geological,  geophysical  and  geochemical)  engineering,  and 
economic data are made to estimated ultimate recovery with time, reasonably certain estimated ultimate recovery is much more likely 
to increase or remain constant than to decrease. 

3 

 
 
“recompletion”  An operation  whereby a completion in one zone is abandoned in order to attempt a completion in a different zone 
within the existing wellbore. 

“reserves”  Estimated  remaining  quantities  of  oil  and  gas  and  related  substances  anticipated  to be  economically  producible,  as  of  a 
given  date,  by  application  of  development  projects  to  known  accumulations.    In  addition,  there  must  exist,  or  there  must  be  a 
reasonable  expectation  that  there  will  exist,  the  legal  right  to  produce  or  a  revenue  interest  in  the  production,  installed  means  of 
delivering oil and gas or related substances to market, and all permits and financing required to implement the project. 

“reservoir” A porous and permeable underground formation containing a natural accumulation of producible crude oil and/or natural 
gas that is confined by impermeable rock or water barriers and is individual and separate from other reservoirs. 

“resource  play”  Refers  to  drilling  programs  targeted  at  regionally  distributed  oil  or  natural  gas  accumulations.    Successful 
exploitation of these reservoirs is dependent upon new technologies such as horizontal drilling and multi-stage fracture stimulation to 
access large rock volumes in order to produce economic quantities of oil or natural gas. 

“royalty” The amount or fee paid to the owner of mineral rights, expressed as a percentage or fraction of gross income from crude oil 
or natural gas produced and sold, unencumbered by expenses relating to the drilling, completing or operating of the affected well. 

“royalty interest” An interest in an oil or natural gas property entitling the owner to shares of the crude oil or natural gas production 
free of costs of exploration, development and production operations. 

“SEC” The United States Securities and Exchange Commission. 

“service well” A service well is a well drilled or completed for the purpose of supporting production in an existing field.  Wells in this 
class  are  drilled  for  the  following  specific  purposes:  gas  injection  (natural  gas,  propane,  butane,  CO2  or  flue  gas),  water  injection, 
steam injection, air injection, salt-water disposal, water supply for injection, observation or injection for in-situ combustion. 

“standardized measure of discounted future net cash flows” The discounted future net cash flows relating to proved reserves based on 
the average price during the 12-month period before the ending date of the period covered by the report, determined as an unweighted 
arithmetic  average  of  the  first-day-of-the-month  price  for  each  month  within  such  period  (unless  prices  are  defined  by  contractual 
arrangements, excluding escalations based upon future conditions); current costs and statutory tax rates (to the extent applicable); and 
a 10% annual discount rate. 

“working interest” The interest in a crude oil and natural gas property (normally a leasehold interest) that gives the owner the right to 
drill, produce and conduct operations on the property and a share of production, subject to all royalties, overriding royalties and other 
burdens and to all costs of exploration, development and operations and all risks in connection therewith. 

“workover” Operations on a producing well to restore or increase production. 

4 

 
  
 
 
Item 1.        Business 

Overview 

PART I 

We are an independent oil and gas company engaged in exploration, development, acquisition and production activities primarily in 
the Rocky Mountains and Permian Basin regions of the United States.  We were incorporated in 2003 in connection with our initial 
public offering. 

Since our inception in 1980, we have built a strong asset base and achieved steady growth through property acquisitions, development 
of  proved  reserves  and  exploration  activities.    As  of  December  31,  2014,  our  estimated  proved  reserves  totaled  780.3  MMBOE, 
representing a 78% increase in our proved reserves since December 31, 2013.  Our 2014 average daily production was 114.5 MBOE/d 
and results in an average reserve life of approximately 18.7 years. 

The following table  summarizes by core area, our estimated proved reserves as of  December 31, 2014, their corresponding pre-tax 
PV10% values, and our fourth quarter 2014 average daily production rates, as well as our company’s total standardized measure of 
discounted future net cash flows as of December 31, 2014: 

Proved Reserves (1) 

  Natural  

Oil  

  NGLs  

Gas  

Total  

  % 

(MMBbl) 

  (MMBbl) 

 (Bcf) 

  (MMBOE)    Oil 

Pre-Tax  
    PV10%  
Value (2) 
  (in millions)   

528.6 

110.9 

4.1 

643.6 

35.0 

19.0 

0.7 

54.7 

432.9 

18.7 

40.4 

492.0 

635.7 

  83% 

 $ 

12,517.9 

133.0 

  83% 

11.6 

  35% 

1,460.9 

156.6 

780.3 

  82% 

 $ 

14,135.4 

  4th Quarter 2014 
Average Daily  

Production  

(MBOE/d) 

116.2 

11.5 

3.6 

131.3 

Core Area 
Rocky Mountains (3) .............
Permian Basin ......................
Other (4) ................................
Total .............................

Discounted Future Income 

Taxes ......................................................................................................................................      

(3,292.0)    

Standardized Measure of 

Discounted Future Net 
Cash Flows ............................................................................................................................     $ 

10,843.4 

_____________________ 
(1)  Oil and gas reserve quantities and related discounted future net cash flows have been derived from oil and gas prices calculated 
using an average of the first-day-of-the month price for each month within the 12 months ended December 31, 2014, pursuant to 
current SEC and FASB guidelines. 

(2)  Pre-tax PV10% may be considered a non-GAAP financial measure as defined by the SEC and is derived from the standardized 
measure of discounted future net cash flows, which is the most directly comparable GAAP financial measure.  Pre-tax PV10% is 
computed on the same basis as the standardized measure of discounted future net cash flows but without deducting future income 
taxes.  We believe pre-tax PV10% is a useful measure for investors for evaluating the relative monetary significance of our oil 
and natural gas properties.  We further believe investors may utilize our pre-tax PV10% as a basis for comparison of the relative 
size and value of our proved reserves to other companies because many factors that are unique to each individual company impact 
the  amount  of  future  income  taxes  to  be  paid.    Our  management  uses  this  measure  when  assessing  the  potential  return  on 
investment related to our oil and gas properties and acquisitions.  However, pre-tax PV10% is not a substitute for the standardized 
measure  of  discounted  future  net  cash  flows.    Our  pre-tax  PV10%  and  the  standardized  measure  of  discounted  future  net  cash 
flows do not purport to present the fair value of our proved oil, NGL and natural gas reserves. 

(3)  Includes oil and gas properties located in Colorado, Montana, North Dakota, Utah and Wyoming. 

(4)  Other primarily includes oil and gas properties located in Arkansas, Michigan, Oklahoma and Texas. 

While  historically  we  have  grown  through  acquisitions,  we  are  increasingly  focused  on  a  balance  between  our  exploration  and 
development programs and are continuing to selectively pursue acquisitions that complement our existing core properties, such as the 
Kodiak  Acquisition  discussed  below  under  “Acquisitions  and  Divestitures”.    We  believe  that  our  significant  drilling  inventory, 
combined with our operating experience and cost structure, provides us with meaningful organic growth opportunities. 

5 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
   
   
   
   
   
 
   
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
  
 
 
 
 
 
  
 
 
 
 
  
 
  
 
 
 
 
  
 
  
 
 
 
 
 
  
 
Our growth plan is centered on the following activities: 

• 
• 
• 
• 

pursuing the development of projects that we believe will generate attractive rates of return; 
allocating a portion of our exploration and development (“E&D”) budget to leasing and exploring prospect areas; 
maintaining a balanced portfolio of lower risk, long-lived oil and gas properties that provide stable cash flows; and 
seeking  property  acquisitions  that  complement  our  core  areas,  such  as  the  Kodiak  Acquisition  discussed  below  under 
“Acquisitions and Divestitures”. 

During 2014, we incurred $3.2 billion in exploration, development and acreage expenditures including $3.0 billion for the drilling of 
611  gross  (257.1  net)  wells.    Of  these  new  wells,  253.0  (net)  resulted  in  productive  completions  and  4.1  (net)  were  unsuccessful, 
yielding a 98% success rate. 

Our current 2015 E&D budget is $2.0 billion, and included in this amount is approximately $59 million in acreage acquisition costs.  
The 2015 budget of $2.0 billion represents a substantial decrease from the $3.2 billion in E&D (which amount also includes acreage 
expenditures) we incurred in 2014.  This reduced capital budget is in response to the significantly lower crude oil prices experienced 
during the fourth quarter of 2014 and continuing into 2015.  We expect to fund substantially all of our 2015 E&D budget using net 
cash provided by operating activities, cash on hand, borrowings under our credit facility, or through the issuance of additional debt or 
equity securities. 

We continually evaluate our current portfolio and sell properties when we believe that the sales price realized will provide an above 
average rate of return for the property or when the property no longer matches the profile of properties we desire to own. 

Acquisitions and Divestitures 

Our  significant  acquisitions  and  divestitures  during  the  last  two  years  are  summarized  below.    See  “Management’s  Discussion  and 
Analysis of Financial Condition and Results of Operations” in Item 7 of this Annual Report on Form 10-K for additional information 
on these acquisitions and divestitures. 

2014  Acquisitions.    On  December  8,  2014,  we  completed  the  acquisition  of  Kodiak  Oil  &  Gas  Corp.  (now  known  as  Whiting 
Canadian  Holding  Company  ULC,  “Kodiak”)  whereby  we  acquired  all  of  the  outstanding  common  stock  of  Kodiak  (the  “Kodiak 
Acquisition”).  Pursuant to the terms of the Kodiak Acquisition agreement, Kodiak shareholders received 0.177 of a share of Whiting 
common stock in exchange for each share of Kodiak common stock they owned.  Total consideration for the Kodiak Acquisition was 
$1.8  billion,  consisting  of  the  47,546,139  Whiting  common  shares  issued  at  the  market  price  of  $37.25  per  share  on  the  date  of 
issuance  plus  the  fair  value  of  Kodiak’s  outstanding  equity  awards  assumed  by  Whiting.    The  aggregate  purchase  price  of  the 
transaction was $4.3 billion, which includes the assumption of Kodiak’s outstanding debt of $2.5 billion as of December 8, 2014 and 
the net cash acquired of $19 million. 

As a result of the Kodiak Acquisition, Whiting acquired approximately 327,000 gross (178,000 net) acres located primarily in North 
Dakota,  including  interests  in  778  producing  oil  and  gas  wells  and  undeveloped  acreage.    Approximately  10,000  of  the  net  acres 
acquired were located in Wyoming and Colorado.  The producing properties had estimated proved reserves of 191.8 MMBOE as of 
the acquisition date, 86% of which are crude oil and NGLs. 

The acquisition significantly expanded our presence in the Williston Basin, adding undeveloped acreage, oil and natural gas reserves 
and  production  that  were  complementary  to  our  existing  asset  base  and  operations  in  this  area.    As  a  result  of  this  acquisition,  we 
became the largest Bakken/Three Forks producer in the Williston Basin as of the acquisition date.  

2014  Divestitures.    On  March  27,  2014,  we  completed  the  sale  of  approximately  49,900  gross  (41,000  net)  acres  in  our  Big  Tex 
prospect, which consisted mainly of undeveloped acreage as well as our interests in certain producing oil and gas wells, located in the 
Delaware  Basin  of  Texas  for  a  cash  purchase  price  of  $76  million  resulting  in  a  pre-tax  gain  on  sale  of  $12  million.    With  this 
divestiture, we no longer own any interests in the Big Tex prospect. 

2013 Acquisitions.  On September 20, 2013, we completed the acquisition of approximately 39,300 gross (17,300 net) acres in the 
Williston Basin, including interests in 121 producing oil and gas wells and undeveloped acreage, located in Williams and McKenzie 
counties of North Dakota and Roosevelt and Richland counties of Montana for an initial purchase price of $261 million. 

2013  Divestitures.    On  October  31,  2013,  we  completed  the  sale  of  approximately  45,000  gross  (32,200  net)  acres  in  our  Big  Tex 
prospect, which consisted mainly of undeveloped acreage as well as our interests in certain producing oil and gas wells, located in the 
Delaware Basin of Texas for a cash purchase price of $151 million, resulting in a pre-tax gain on sale of $11 million.  Of the total net 
acres sold, approximately 30,800 net acres were located in Pecos County, Texas, and approximately 1,400 net acres were located in 
Reeves  County,  Texas.    The  producing  properties  had  estimated  proved  reserves  of  1.1  MMBOE  as  of  December  31,  2012, 

6 

 
 
 
representing  0.3%  of  our  proved  reserves  as  of  that  date,  and  generated  0.2  MBOE/d  of  our  third  quarter  2013  average  daily  net 
production. 

On July 15, 2013, we completed the sale of our interests in certain oil and gas producing properties located in our EOR projects in the 
Postle  and  Northeast  Hardesty  fields  in  Texas  County,  Oklahoma,  including  the  related  Dry  Trail  plant  gathering  and  processing 
facility, oil delivery pipeline, our entire 60% interest in the Transpetco CO2 pipeline, crude oil swap contracts and certain other related 
assets and liabilities (collectively the “Postle Properties”) for a cash purchase price of $809 million after selling costs and post-closing 
adjustments.  This divestiture resulted in a pre-tax gain on sale of $109 million.  We used the net proceeds from this sale to repay a 
portion  of  the  debt  outstanding  under  our  credit  agreement.    The  Postle  Properties  consisted  of  estimated  proved  reserves  of  45.1 
MMBOE as of December 31, 2012, representing 11.9% of our proved reserves as of that date, and generated 8% (or 7.6 MBOE/d) of 
our June 2013 average daily net production. 

Business Strategy  

Our goal is to generate meaningful growth in our net asset value per share of proved reserves through the exploration, development 
and acquisition of oil and gas projects with attractive rates of return on capital employed.  To date, we have pursued this goal through 
both continued field development in our core areas and the acquisition of reserves.  Because of our extensive property base, we are 
pursuing several economically attractive oil and gas opportunities to develop properties as well as to explore our acreage positions for 
additional production growth and proved reserves.  Specifically, we have focused, and plan to continue to focus, on the following: 

Pursuing High-Return Organic Reserve Additions.  The development of large resource plays such as our Williston Basin project has 
become one of our central objectives.  As of December 31, 2014, we have assembled approximately 1,311,800 gross (811,700 net) 
developed and undeveloped acres in the Williston Basin located in Montana and North Dakota.  As of December 31, 2014, we had 16 
drilling  rigs  operating  in  the  Williston  Basin.    During  2014,  the  focus  of  our  development  in  the  Williston  Basin  continued  in  the 
Sanish and Parshall, Lewis & Clark/Pronghorn, Hidden Bench/Tarpon, Missouri Breaks and Cassandra fields.  Additionally, Whiting 
owns a 50% ownership interest in two gas processing plants located in the Williston Basin.  The Robinson Lake plant located in our 
Sanish  field  has  a  current  processing  capacity  of  approximately  130  MMcf/d.    Our  Belfield  plant  located  near  the  Pronghorn  field 
currently  has  inlet  compression  in  place  to  process  35  MMcf/d.    Both  plants  have  fractionation  capability  to  convert  NGLs  into 
propane and butane, which end products can then be sold locally for higher realized prices.  We are also currently constructing a 100% 
owned gas processing plant in our Cassandra field which is expected to come online during the first quarter of 2015 with a processing 
capacity of 15 MMcf/d. 

A new area of focus for us is our Redtail field in the Denver Julesberg Basin (“DJ Basin”) in Weld County, Colorado, where we have 
the potential to drill over 1,400 gross wells targeting several intervals in the Niobrara formation.  As of December 31, 2014, we had 
approximately  185,700  gross  (132,200  net)  acres,  with  four  drilling  rigs  operating  in  this  area.    In  April  2014,  we  completed  the 
construction of and brought online a gas processing plant for this area. The plant’s current inlet capacity is 20 MMcf/d, and we plan to 
further expand the plant’s capacity to 70 MMcf/d in the second quarter of 2015.  We expect our Redtail field will be another growth 
platform for Whiting in 2015 and beyond. 

Developing Existing Properties.  Our current property base, which includes our acquisitions over the past 11 years, provides us with 
numerous low-risk opportunities for exploration and development drilling.  As of December 31, 2014,  we have identified a drilling 
inventory of over 5,600 gross wells that we believe will add substantial production over the next five years.  Our drilling inventory 
consists of the development of our proved and unproved reserves.  Additionally, we have opportunities to apply and expand enhanced 
recovery techniques that we expect will increase proved reserves and extend the productive lives of our mature fields.  In 2005, we 
acquired  the  North  Ward  Estes  field,  located  in  the  Permian  Basin  of  West  Texas.    We  have  experienced  significant  production 
increases in this field through the use of secondary and tertiary recovery techniques, and we anticipate such production increases will 
continue  over  the  next  five  to  seven  years.    In  this  field,  we  are  actively  injecting  water  and  CO2  and  executing  extensive  re-
development, drilling and completion operations, as well as expanding our gas processing facilities, which will allow us to separate 
and inject approximately 290 MMcf/d of recycled CO2, thereby maximizing our recovery of oil and gas from this reservoir. 

Growing  Through  Accretive  Acquisitions.    From  2004  to  2014,  we  completed  21  separate  significant  acquisitions  of  producing 
properties  for  estimated  proved  reserves  of  445.2  MMBOE,  as  of  the  effective  dates  of  the  acquisitions.    Our  experienced  team  of 
management, land, engineering and geoscience professionals has developed and refined an acquisition program designed to increase 
reserves and complement our existing properties, including identifying and evaluating acquisition opportunities, closing purchases and 
then effectively managing properties we acquire.  We intend to selectively pursue the acquisition of properties complementary to our 
core operating areas, as demonstrated by the Kodiak Acquisition, which closed on December 8, 2014 and expanded our presence in 
the Williston Basin located in Montana and North Dakota. 

Disciplined  Financial  Approach.    Our  goal  is  to  remain  financially  strong,  yet  flexible,  through  the  prudent  management  of  our 
balance sheet and active management of our exposure to commodity price volatility.  We have historically funded our acquisitions and 
growth activity through a combination of equity and debt issuances, bank borrowings, internally generated cash flow and certain oil 

7 

 
 
and  gas  property  divestitures,  as  appropriate,  to  maintain  our  strong  financial  position.    From  time  to  time,  we  monetize  non-core 
properties and use the  net proceeds from these asset sales to repay debt under our credit agreement, as  we did  with  the sale of our 
Postle Properties, which we completed on July 15, 2013.  To support cash flow generation on our existing properties and help ensure 
expected cash flows from acquired properties, we periodically enter into derivative contracts.  Typically, we use costless collars and 
fixed-price oil and gas contracts to provide an attractive base commodity price level. 

Competitive Strengths 

We believe that our key competitive strengths lie in our balanced asset portfolio, our experienced management and technical team and 
our commitment to the effective application of new technologies. 

Balanced, Long-Lived Asset Base.  As of December 31, 2014, we had interests in 11,654  gross (4,471  net) productive  wells across 
approximately 1,610,800 gross (886,700 net) developed acres across all our geographical areas.  We believe this geographic mix of 
properties and organic drilling opportunities, combined with our continuing business strategy of acquiring and developing properties 
in these areas, presents us  with  multiple opportunities to execute our strategy.  Our proved reserve life is approximately 18.7  years 
based on year-end 2014 proved reserves and 2014 production. 

Experienced Management Team.  Our management team averages 29 years of experience in the oil and gas industry.  Our personnel 
have extensive experience in each of our core geographical areas and in all of our operational disciplines.  In addition, each of our 
acquisition professionals has at least 30 years of experience in the evaluation, acquisition and operational assimilation of oil and gas 
properties. 

Commitment to Technology.  In each of our core operating areas, we have accumulated extensive geologic and geophysical knowledge 
and  have  developed  significant  technical  and  operational  expertise.    In  recent  years,  we  have  developed  considerable  expertise  in 
conventional and 3-D seismic imaging and interpretation.  Our technical team has access to approximately 9,100 square miles of 3-D 
seismic  data,  digital  well  logs  and  other  subsurface  information.    This  data  is  analyzed  with  advanced  geophysical  and  geological 
computer resources dedicated to the accurate and efficient characterization of the subsurface oil and gas reservoirs that comprise our 
asset base.  In addition, our information systems enable us to update our production databases through daily uploads from hand-held 
computers  in  the  field.    We  have  a  team  of  10  professionals  averaging  over  26  years  of  experience  managing  CO2  floods,  which 
provides  us  with  the  ability  to  pursue  other  CO2  flood  targets  and  employ  this  technology  to  add  reserves  to  our  portfolio.    This 
commitment to technology has increased the productivity and efficiency of our field operations and development activities. 

In 2011, we completed the build-out and installation of an in-house, state-of-the-art rock analysis laboratory.  We continue to utilize 
the data from this rock lab to support real-time drilling and completion decisions, and to help us to further understand unconventional 
oil plays.  This knowledge has given us the confidence to assemble over 600,000 gross acres in four oil resource plays, located in three 
separate basin areas that were new to us. 

As  a  result  of  our  successful  testing  of  cemented  liner  and  plug-and-perf  completion  designs  across  all  of  our  prospect  areas,  in 
January 2014 we began using this technique for all of our completions in the Williston Basin, resulting in a significant improvement in 
initial production rates.  We have continued to evaluate modifications to our completion techniques, including varying the number of 
completion stages, utilizing different fracture stimulation fluids including slickwater, and increasing the volume of sand and ceramic 
proppant used in these fluids.  In 2015, we plan to continue use of our state-of-the-art completion design on a majority of the wells we 
drill in the Williston Basin.  We are also utilizing this completion technique in the Niobrara formation in the DJ Basin of Colorado 
with encouraging results.  We continue to refine our completion techniques to deliver improved results across all of our fields. 

8 

 
 
Proved, Probable and Possible Reserves 

Our estimated proved, probable and possible reserves as of December 31, 2014 are summarized in the table below.  See “Reserves” in 
Item 2 of this Annual Report on Form 10-K for information relating to the uncertainties surrounding these reserve categories. 

Rocky Mountains (1): 

PDP ...............................................
PDNP ............................................
PUD ..............................................
Total proved ............................
Total probable .........................
Total possible ..........................

Oil 
(MMBbl) 
261.4 
0.6 
266.6 
  528.6 
  308.3 
  107.5 

NGLs  
(MMBbl) 
18.9 
0.1 
16.0 
35.0 
10.0 
8.8 

Permian Basin: 

PDP ...............................................
PDNP ............................................
PUD ..............................................
Total proved ............................
Total probable .........................
Total possible ..........................

53.4 
14.4 
43.1 
  110.9 
23.9 
71.2 

Other (2): 

PDP ...............................................
PDNP ............................................
PUD ..............................................
Total proved ............................
Total probable .........................
Total possible ..........................

3.5 
0.3 
0.3 
4.1 
2.0 
1.4 

Total Company: 

PDP ...............................................
PDNP ............................................
PUD ..............................................
Total proved ............................
Total probable .........................
Total possible ..........................

318.3 
15.3 
310.0 
  643.6 
  334.2 
  180.1 

5.8 
3.6 
9.6 
19.0 
8.3 
16.9 

0.5 
0.1 
0.1 
0.7 
0.4 
0.1 

25.2 
3.8 
25.7 
54.7 
18.7 
25.8 

  Natural Gas   
(Bcf) 

Total 
  (MMBOE)   

  % of Total 
Proved 

Estimated  
  Future Capital  
  Expenditures 
(in millions) 

247.8 
1.1 
184.0 
432.9 
235.1 
88.9 

10.4 
2.6 
5.7 
18.7 
29.3 
5.8 

32.9 
3.4 
4.1 
40.4 
13.7 
22.9 

291.1 
7.1 
193.8 
492.0 
278.1 
117.6 

321.6 
0.8 
313.3 
635.7 
357.5 
131.1 

60.9 
18.4 
53.7 
133.0 
37.1 
89.1 

9.5 
1.0 
1.1 
11.6 
4.7 
5.3 

392.0 
20.2 
368.1 
780.3 
399.3 
225.5 

51% 
-% 
49% 
100% 

46% 
14% 
40% 
100% 

82% 
9% 
9% 
100% 

50% 
3% 
47% 
100% 

 $ 
  $ 
  $ 

 $ 
  $ 
  $ 

 $ 
  $ 
  $ 

 $ 
  $ 
  $ 

 6,418.0 
 8,062.1 
 3,113.6 

 1,490.2 
 446.0 
 692.0 

 16.4 
 41.8 
 97.5 

 7,924.6 
 8,549.9 
 3,903.1 

_____________________ 
(1)  Includes oil and gas properties located in Colorado, Montana, North Dakota, Utah and Wyoming. 

(2)  Other primarily includes oil and gas properties located in Arkansas, Michigan, Oklahoma and Texas. 

The estimated future capital expenditures in the table above incorporate numerous assumptions and are subject to many uncertainties, 
including oil and natural gas prices, costs of oil field goods and services, drilling results and several other factors. 

Marketing and Major Customers 

We  principally  sell  our  oil  and  gas  production  to  end  users,  marketers  and  other  purchasers  that  have  access  to  nearby  pipeline 
facilities.    In  areas  where  there  is  no  practical  access  to  pipelines,  oil  is  trucked  or  transported  by  rail  to  terminals,  market  hubs, 
refineries or storage facilities.  The table below presents percentages by purchaser that accounted  for 10% or more of our total oil, 

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NGL  and  natural  gas  sales  for  the  years  ended  December  31,  2014,  2013  and  2012.    We  believe  that  the  loss  of  any  individual 
purchaser would not have a long-term material adverse impact on our financial position or results of operations. 

Plains Marketing LP ........................................................................................
Shell Trading US .............................................................................................
Bridger Trading LLC .......................................................................................
Eighty Eight Oil Company ...............................................................................

2014 
17% 
10% 
10% 
6% 

2013 
21% 
14% 
8% 
11% 

2012 
20% 
14% 
11% 
11% 

Title to Properties 

Our properties are subject to customary royalty interests, liens securing indebtedness, liens incident to operating agreements, liens for 
current taxes and other burdens, including other mineral encumbrances and restrictions.  Our credit agreement is also secured by a first 
lien on substantially all of our assets.  We do not believe that any of these burdens materially interfere with the use of our properties or 
the operation of our business. 

We believe that  we  have satisfactory rights or title to all of our producing properties.  As is customary in the oil and gas industry, 
limited investigation of title is made at the time of acquisition of undeveloped properties.  In most cases, we investigate title and obtain 
title opinions from counsel only when we acquire producing properties or before commencement of drilling operations. 

Competition 

We operate in a highly competitive environment for acquiring properties, marketing oil and natural gas and securing trained personnel.  
Many of our competitors possess and employ financial, technical and personnel resources substantially greater than ours, which can be 
particularly  important  in  the  areas  in  which  we  operate.    Those  companies  may  be  able  to  pay  more  for  productive  oil  and  gas 
properties  and  exploratory  prospects  and  to  evaluate,  bid  for  and  purchase  a  greater  number  of  properties  and  prospects  than  our 
financial or personnel resources permit.  Our ability to acquire additional prospects and to find and develop reserves in the future will 
depend on our ability to evaluate and select suitable properties and to consummate transactions in a highly competitive environment.  
Also, there is substantial competition for available investment capital in the oil and gas industry. 

Regulation 

Regulation of Transportation, Sale and Gathering of Natural Gas 

The Federal Energy Regulatory Commission (the “FERC”) regulates the transportation, and to a lesser extent, the sale for resale of 
natural gas in interstate commerce pursuant to the Natural Gas Act of 1938 and the Natural Gas Policy Act of 1978 and regulations 
issued under those Acts.  In 1989, however, Congress enacted the Natural Gas Wellhead Decontrol Act, which removed all remaining 
price and non-price controls affecting wellhead sales of natural gas, effective January 1, 1993.  While sales by producers of natural gas 
and  all  sales  of  crude  oil,  condensate  and  NGLs  can  currently  be  made  at  unregulated  market  prices,  in  the  future  Congress  could 
reenact price controls or enact other legislation with detrimental impact on many aspects of our business. 

Our  natural  gas  sales  are  affected  by  the  availability,  terms  and  cost  of  transportation.    The  price  and  terms  of  access  to  pipeline 
transportation and underground storage are subject to extensive federal and state regulation.  From 1985 to the present, several major 
regulatory  changes  have  been  implemented  by  Congress  and  the  FERC  that  affect  the  economics  of  natural  gas  production, 
transportation and sales.  In addition, the FERC is continually proposing and implementing new rules and regulations affecting those 
segments of the natural gas industry that remain subject to the FERC's jurisdiction, most notably interstate natural gas transmission 
companies  and  certain  underground  storage  facilities.    These  initiatives  may  also  affect  the  intrastate  transportation  of  natural  gas 
under certain circumstances.  The stated purpose of many of these regulatory changes is to promote competition among the various 
sectors of the natural gas industry by making natural gas transportation more accessible to natural gas buyers and sellers on an open 
and non-discriminatory basis. 

The FERC implements The Outer Continental Shelf Lands Act pertaining to transportation and pipeline issues, which requires that all 
pipelines operating on or across the outer continental shelf provide open access and non-discriminatory transportation service.  One of 
the  FERC’s  principal  goals  in  carrying  out  this  Act’s  mandate  is  to  increase  transparency  in  the  market  to  provide  producers  and 
shippers  on  the  outer  continental  shelf  with  greater  assurance  of  open  access  services  on  pipelines  located  on  the  outer  continental 
shelf and non-discriminatory rates and conditions of service on such pipelines. 

We cannot accurately predict whether the FERC’s actions will achieve the goal of increasing competition in the markets in which our 
natural gas is sold.  In addition, many aspects of these regulatory developments have not become final but are still pending judicial and 
final FERC decisions.  Regulations implemented by the FERC in recent years could result in an increase in the cost of transportation 
service on certain petroleum product pipelines.  In addition, the natural gas industry historically has always been heavily regulated.  

10 

 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
 
 
Therefore,  we  cannot  provide  any  assurance  that  the  less  stringent  regulatory  approach  recently  established  by  the  FERC  will 
continue.  However, we do not believe that any action taken will affect us in a way that materially differs from the way it affects other 
natural gas producers. 

Transportation and safety of natural gas is subject to regulation by the Department of Transportation (the “DOT”) under the Pipeline 
Inspection, Protection, Enforcement and Safety  Act of 2006 and the Pipeline Safety,  Regulatory  Certainty and Job Creation  Act  of 
2012.    In  addition,  intrastate  natural  gas  transportation  is  subject  to  enforcement  by  state  regulatory  agencies,  and  the  Pipeline  and 
Hazardous  Material  Safety  Administration  (“PHMSA”),  an  agency  within  the  DOT,  enforces  regulations  on  interstate  natural  gas 
transportation.    State  regulatory  agencies  can  also  create  their  own  transportation  and  safety  regulations  as  long  as  they  meet 
PHMSA’s  minimum  requirements.    The  basis  for  intrastate  regulation  of  natural  gas  transportation  and  the  degree  of  regulatory 
oversight and scrutiny given to intrastate natural gas pipeline rates and services varies from state to state.  Insofar as such regulation 
within a particular state will generally affect all intrastate natural gas shippers within the state on a comparable basis, we believe that 
the regulation of similarly situated intrastate natural gas transportation in any of the states in which we operate and ship natural gas on 
an intrastate basis will not affect our operations in any way that is of material difference from those of our competitors.  Likewise, the 
effect of regulatory changes by the DOT and their effect on interstate natural gas transportation will not affect our operations in any 
way that is of material difference from those of our competitors.  We use the latest tools and technologies to remain compliant with 
current pipeline safety regulations. 

Regulation of Transportation of Oil  

Sales of crude oil, condensate and NGLs are not currently regulated and are made at negotiated prices.  Nevertheless, Congress could 
reenact price controls in the future. 

Our  crude  oil  sales  are  affected  by  the  availability,  terms  and  cost  of  transportation.    The  transportation  of  oil  in  common  carrier 
pipelines  is  also  subject  to  rate  regulation.    The  FERC  regulates  interstate  oil  pipeline  transportation  rates  under  the  Interstate 
Commerce  Act.    In  general,  interstate  oil  pipeline  rates  must  be  cost-based,  although  settlement  rates  agreed  to  by  all  shippers  are 
permitted  and  market-based  rates  may  be  permitted  in  certain  circumstances.    Effective  January 1,  1995,  the  FERC  implemented 
regulations  establishing  an  indexing  system  (based  on  inflation)  for  crude  oil  transportation  rates  that  allowed  for  an  increase  or 
decrease in the cost of transporting oil to the purchaser.  The FERC’s regulations include a methodology for oil pipelines to change 
their  rates  through  the  use  of  an  index  system  that  establishes  ceiling  levels  for  such  rates.    The  most  recent  mandatory  five-year 
review period resulted in an order from the FERC for the index to be based on Producer Price Index for Finished Goods (the “PPI-
FG”) plus a 2.65% adjustment for the five-year period July 1, 2011 through June 30, 2016.  This represents an increase for the PPI-FG 
plus 1.3% adjustment from the prior five-year period.  A requested rehearing of the order was denied by the FERC. The regulations 
provide that each year the Commission will publish the oil pipeline index after the PPI-FG becomes available.  Intrastate oil pipeline 
transportation rates are subject to regulation by state regulatory commissions.  The basis for intrastate oil pipeline regulation and the 
degree of regulatory oversight and scrutiny given to intrastate oil pipeline rates varies from state to state.  Insofar as effective interstate 
and intrastate rates are equally applicable to all comparable shippers, we believe that the regulation of oil transportation rates will not 
affect our operations in any way that is of material difference from those of our competitors. 

Further, interstate and intrastate common carrier oil pipelines  must provide service on a non-discriminatory basis.   Under this open 
access standard, common carriers  must offer service to all shippers requesting service on the same terms and under the same rates.  
When oil pipelines operate at full capacity, access is governed by prorationing provisions set forth in the pipelines’ published tariffs.  
In addition, the FERC has emergency authority under the Interstate Commerce Act to intervene and direct priority use of oil pipeline 
transportation capacity, and the FERC has exercised this authority over a specific pipeline in February 2014 in response to significant 
disruptions  in  the  supply  of  propane.    Accordingly,  we  believe  that  access  to  oil  pipeline  transportation  services  generally  will  be 
available to us to the same extent as to our competitors. 

Transportation  and  safety  of  oil  and  hazardous  liquid  is  subject  to  regulation  by  the  DOT  under  the  Pipeline  Integrity,  Protection, 
Enforcement and Safety Act of 2006 and the Pipeline Safety, Regulatory Certainty and Job Creation Act of 2012.  PHMSA enforces 
regulations on all interstate liquids transportation and some intrastate liquids transportation.  PHMSA does not enforce the regulations 
in states that are capable of enforcing  the  same regulations themselves.  The effect of regulatory changes  under the DOT and their 
effect on interstate and intrastate oil and hazardous liquid transportation will not affect our operations in any way that is of material 
difference from those of our competitors. 

A portion of our crude oil production may be shipped to market centers using rail transportation facilities owned and operated by third 
parties.    The  DOT  and  PHMSA  establish  safety  regulations  relating  to  crude-by-rail  transportation.    In  addition,  third-party  rail 
operators  are  subject  to  the  regulatory  jurisdiction  of  the  Surface  Transportation  Board  of  the  DOT,  the  Federal  Railroad 
Administration (the “FRA”) of the DOT, OSHA and other federal regulatory agencies.  Additionally, various state and local agencies 
have jurisdiction over disposal of hazardous waste and seek to regulate movement of hazardous materials in ways not preempted by 
federal law. 

11 

 
 
In response to rail accidents  occurring between 2002 and 2008, the U.S. Congress passed the  Rail  Safety and Improvement  Act of 
2008, which implemented regulations governing different areas related to railroad safety.  In response to train derailments occurring in 
the United States and Canada in 2013 and 2014, U.S. regulators are implementing or considering new rules to address the safety risks 
of transporting crude oil by rail. 

On February 25, 2014 the DOT issued an emergency order requiring all persons to ensure crude oil is properly tested and classed prior 
to  offering  such  product  into  transportation,  and  to  assure  all  shipments  by  rail  of  crude  oil  be  handled  as  a Packing  Group  I  or  II 
hazardous material.  Also in February 2014, the Association of American Railroads entered into a voluntary agreement with the DOT 
to  implement  certain  restrictions  around  the  movement  of  crude  oil  by  rail.    In  May  2014,  the  DOT  issued  an  Emergency 
Restriction/Prohibition Order requiring each railroad carrier operating trains transporting 1,000,000 gallons or more of Bakken crude 
oil to provide notice to state officials regarding the expected movement of the trains through the counties in each state.  The PHMSA 
and  FRA  have  also  issued  safety  advisories  and  alerts  regarding  oil  transportation,  have  issued  a  report  focused  on  the  increased 
volatility and flammability of Bakken crude oil as compared with other crudes in the U.S. and have various rulemaking proceedings 
underway. 

We do not currently own or operate rail transportation facilities or rail cars.  However, the adoption of any regulations that impact the 
testing or rail transportation of crude oil could increase our costs of doing business and limit our ability to transport and sell our crude 
oil at favorable prices at market centers throughout the U.S., the consequences of which could have a material adverse effect on our 
financial condition, results of operations and cash flows.  The effect of any such regulatory changes will not affect our operations in 
any way that is of material difference from those of our competitors. 

Regulation of Production  

The  production  of  oil  and  gas  is  subject  to  regulation  under  a  wide  range  of  local,  state  and  federal  statutes,  rules,  orders  and 
regulations.  Federal, state and local statutes and regulations require permits for drilling operations, drilling bonds and periodic report 
submittals  during  operations.    All  of  the  states  in  which  we  own  and  operate  properties  have  regulations  governing  conservation 
matters, including provisions for the unitization or pooling of oil and gas properties, the establishment of maximum allowable rates of 
production from oil and gas  wells, the regulation of  well  spacing and the plugging and abandonment of  wells.  The effect of these 
regulations is to limit the amount of oil and gas that we can produce from our wells and to limit the number of wells or the locations 
that we can drill, although we can apply for exceptions to such regulations or to have reductions in well spacing.  Moreover, each state 
generally  imposes  a  production  or  severance  tax  with  respect  to  the  production  or  sale  of  oil,  NGLs  and  natural  gas  within  its 
jurisdiction. 

Some of our offshore operations are conducted on federal leases that are administered by the Bureau of Ocean Energy Management 
(the “BOEM”).  Currently, none of our total production volumes are produced from offshore leases.  However, the present value of 
our  future  abandonment  obligations  associated  with  offshore  properties  was  $36  million  as  of  December  31,  2014.    Whiting  is 
therefore  required  to  comply  with  the  regulations  and  orders  issued  by  the  BOEM  under  the  Outer  Continental  Shelf  Lands  Act.  
Among  other  things,  we  are  required  to  obtain  prior  BOEM  approval  for  any  exploration  plans  we  pursue  and  for  our  lease 
development and production  plans.  BOEM regulations also establish construction requirements  for production  facilities located on 
our  federal  offshore  leases  and  govern  the  plugging  and  abandonment  of  wells  and  the  removal  of  production  facilities  from  these 
leases.  Under limited circumstances, the BOEM could require us to suspend or terminate our operations on a federal lease. 

The  BOEM  also  establishes  the  basis  for  royalty  payments  due  under  federal  oil  and  gas  leases  through  regulations  issued  under 
applicable statutory authority.  State regulatory authorities establish similar standards for royalty payments due under state oil and gas 
leases.    The  basis  for  royalty  payments  established  by  the  BOEM  and  the  state  regulatory  authorities  is  generally  applicable  to  all 
federal and state oil and gas lessees.  Accordingly, we believe that the impact of royalty regulation on our operations should generally 
be the same as the impact on our competitors. 

The failure to comply with these rules and regulations can result in substantial penalties.   

Environmental Regulations  

General.  Our oil and gas exploration, development and production operations are subject to stringent federal, state and local laws and 
regulations  governing  the  discharge  or  release  of  materials  into  the  environment  or  otherwise  relating  to  environmental  protection.  
Numerous  governmental  agencies,  such  as  the  U.S.  Environmental  Protection  Agency  (the  “EPA”),  issue  regulations  to  implement 
and enforce such laws,  which often require difficult and costly compliance  measures that carry  substantial administrative, civil and 
criminal penalties or that may result in injunctive relief for failure to comply.  These laws and regulations may require the acquisition 
of a permit before drilling or facility construction commences; restrict the types, quantities and concentrations of various materials that 
can be released into the environment in connection with drilling and production activities; limit or prohibit project siting, construction 
or  drilling  activities  on  certain  lands  located  within  wilderness,  wetlands,  ecologically  sensitive  and  other  protected  areas;  require 
remedial action to prevent pollution from former operations, such as plugging abandoned wells or closing pits; and impose substantial 

12 

 
 
liabilities for unauthorized pollution resulting from our operations.  The EPA and analogous state agencies may delay or refuse the 
issuance of required permits or otherwise include onerous or limiting permit conditions that may have a significant adverse impact on 
our  ability  to  conduct  operations.    The  regulatory  burden  on  the  oil  and  gas  industry  increases  the  cost  of  doing  business  and 
consequently affects its profitability. 

Changes  in  environmental  laws  and  regulations  occur  frequently,  and  any  changes  that  result  in  more  stringent  and  costly  material 
handling,  storage,  transport,  disposal  or  cleanup  requirements  could  materially  and  adversely  affect  our  operations  and  financial 
position, as well as those of the oil and gas industry in general.  While we believe that we are in compliance, in all material respects, 
with  current  applicable  environmental  laws  and  regulations  and  have  not  experienced  any  material  adverse  effect  from  compliance 
with these environmental requirements, there is no assurance that this trend will continue in the future. 

The environmental laws and regulations which have the most significant impact on the oil and gas exploration and production industry 
are as follows: 

Superfund.    The  Comprehensive  Environmental  Response,  Compensation  and  Liability  Act  of  1980,  as  amended  (“CERCLA”  or 
“Superfund”), and comparable state laws impose strict joint and several liability, without regard to fault or the legality of conduct, on 
classes  of  persons  who  are  considered  to  be  responsible  for  the  release  of  a  “hazardous  substance”  into  the  environment.    These 
persons include the owner or operator of the site where a release occurred and anyone who disposed or arranged for the disposal of the 
hazardous substance released at the site.  Under CERCLA, such persons may be subject to joint and several liability for the costs of 
cleaning up the hazardous substances that have been released into the environment, for damages to natural resources and for the costs 
of certain health studies. It is not uncommon for neighboring landowners and other third parties to file claims for personal injury and 
property damage allegedly caused by hazardous substances released into the environment.  In the course of our ordinary operations, 
we  may  generate  material  that  may  be  regulated  as  “hazardous  substances.”    Consequently,  we  may  be  jointly  and  severally  liable 
under CERCLA or comparable state statutes for all or part of the costs required to clean up sites at which these materials have been 
disposed or released. 

We currently own or lease, and in the past have owned or leased, properties that for many years have been used for the exploration and 
production of oil and  gas.   Although  we and our predecessors have  used operating and disposal practices that  were standard in the 
industry at the time, hazardous substances, wastes or hydrocarbons may have been released on, under or from the properties owned or 
leased by us or on, under or from other locations where such substances have been taken for recycling or disposal.  In addition, many 
of  these  owned  and  leased  properties  have  been  operated  by  third  parties  or  by  previous  owners  or  operators  whose  treatment  and 
disposal of hazardous substances, wastes or hydrocarbons was not under our control.  Similarly, the disposal facilities where discarded 
materials are sent are also often operated by third parties whose waste treatment and disposal practices may not be adequate.  While 
we only use what we consider to be reputable disposal facilities, we might not know of a potential problem if the disposal occurred 
before  we  acquired  the  property  or  business,  and  if  the  problem  itself  is  not  discovered  until  years  later.    Our  properties,  adjacent 
affected properties, the offsite disposal facilities, and the  substances disposed or released on them  may be subject to CERCLA and 
analogous state laws.  Under these laws, we could be required: 

• 

• 
• 

• 

to remove or remediate previously disposed materials, including materials disposed or released by prior owners or operators or 
other third parties; 
to clean up contaminated property, including contaminated groundwater; 
to perform remedial operations to prevent future contamination, including the plugging and abandonment of wells drilled and 
left inactive by prior owners and operators; or 
to pay some or all of the costs of any such action. 

At this time, we do not believe that we are a potentially responsible party with respect to any Superfund site and we have not been 
notified of any claim, liability or damages under CERCLA. 

Oil Pollution Act.  The Oil Pollution Act of 1990 (“OPA”) and regulations issued under OPA impose strict, joint and several liability 
on “responsible parties” for removal costs and damages resulting from oil spills into or upon navigable waters, adjoining shorelines or 
in the exclusive economic zone of the United States.  A “responsible party” includes the owner or operator of an onshore facility and 
the lessee, permittee or holder of a right of use and easement of the area in which an offshore facility is located.  OPA establishes a 
liability  limit  for  onshore  facilities  of  $350  million  per  spill,  while  the  liability  limit  for  offshore  facilities  is  the  payment  of  all 
removal  costs  plus  $75  million  per  spill  damages.    These  limits  do  not  apply  if  the  spill  is  caused  by  a  responsible  party’s  gross 
negligence or willful misconduct; the spill resulted from a responsible party’s violation of a federal safety, construction or operating 
regulation; a responsible party fails to report a spill or to cooperate fully in a cleanup; or a responsible party fails to comply with an 
order issued under the authority of the Intervention on the High Seas Act.  OPA also requires the lessee or permittee of the offshore 
area in which a covered offshore facility is located to establish and maintain evidence of financial responsibility in the amount of $35 
million to cover liabilities related to an oil spill for which such responsible party is statutorily responsible.  The President may increase 
the amount of financial responsibility required under OPA by up to $150 million, depending on the risk represented by the quantity or 
quality of oil that is handled by the facility.  Any failure to comply with OPA’s requirements or inadequate cooperation during a spill 
response action may subject a responsible party to administrative penalties up to $25,000 per day per violation.  We believe we are in 

13 

 
 
 
compliance  with  all  applicable  OPA  financial  responsibility  obligations.    Moreover,  we  are  not  aware  of  any  action  or  event  that 
would  subject  us  to  liability  under  OPA,  and  we  believe  that  compliance  with  OPA’s  financial  responsibility  and  other  operating 
requirements will not have a material adverse effect on us. 

Resource  Conservation  Recovery  Act.    The  Resource  Conservation  and  Recovery  Act  (“RCRA”)  and  comparable  state  statutes 
regulate the generation, transportation, treatment, storage, disposal and cleanup of hazardous and non-hazardous wastes.  Under the 
auspices of the EPA, the individual states administer some or all of the provisions of RCRA, sometimes in conjunction with their own 
more stringent requirements.  We generate solid and hazardous wastes that are subject to RCRA and comparable state laws.  Drilling 
fluids,  produced  waters  and  most  of  the  other  wastes  associated  with  the  exploration,  development  and  production  of  crude  oil  or 
natural gas are currently regulated under RCRA’s non-hazardous waste provisions.  However, it is possible that certain oil and natural 
gas  exploration  and  production  wastes  now  classified  as  non-hazardous  could  be  classified  as  hazardous  waste  in  the  future.  In 
September  2010,  the  Natural  Resources  Defense  Council  filed  a  petition  with  the  EPA,  requesting  them  to  reconsider  the  RCRA 
exemption for exploration, production and development wastes but, to date, the agency has not taken any action on the petition.  The 
EPA has  not formally responded to this petition  yet.   Any such change in the current  RCRA exemption and comparable state laws 
could result in an increase in the costs to manage and dispose of wastes.  Additionally, these exploration and production wastes may 
be regulated by state agencies as solid waste.  Also, ordinary industrial wastes such as paint wastes, waste solvents, laboratory wastes 
and  waste  compressor  oils  may  be  regulated  as  hazardous  waste.    Although  we  do  not  believe  the  current  costs  of  managing  our 
materials  constituting  wastes  (as  they  are  presently  classified)  to  be  significant,  any  repeal  or  modification  of  the  oil  and  gas 
exploration  and  production  exemption  by  administrative,  legislative  or  judicial  process,  or  modification  of  similar  exemptions  in 
analogous state statutes would increase the volume of hazardous waste we are required to manage and dispose of and would cause us, 
as well as our competitors, to incur increased operating expenses. 

Clean Water Act.  The Federal Water Pollution Control Act, or the Clean Water Act, as amended (“CWA”), and analogous state laws 
impose restrictions and strict controls with respect to the discharge of pollutants, including spills and leaks of oil and other substances, 
into  state  waters  or  other  waters  of  the  United  States.    The  discharge  of  pollutants  into  regulated  waters  is  prohibited,  except  in 
accordance with the terms of a permit issued by the EPA or an analogous state agency.  Spill prevention, control and countermeasure 
requirements  under  federal  law  require  appropriate  containment  berms  and  similar  structures  to  help  prevent  the  contamination  of 
navigable  waters  in  the  event  of  a  petroleum  hydrocarbon  tank  spill,  rupture  or  leak.    In  addition,  CWA  and  analogous  state  laws 
require individual permits or coverage under general permits for discharges of storm water runoff from certain types of facilities. 

The EPA had regulations under the authority of CWA that required certain oil and gas exploration and production projects to obtain 
permits for construction projects  with storm  water discharges.   However, the Energy Policy  Act of 2005 nullified  most of the EPA 
regulations that required storm water permitting of oil and gas construction projects.  There are still some state and federal rules that 
regulate  the  discharge  of  storm  water  from  some  oil  and  gas  construction  projects.    Costs  may  be  associated  with  the  treatment  of 
wastewater and/or developing and implementing storm  water pollution prevention plans.  Federal and state regulatory agencies can 
impose  administrative,  civil  and  criminal  penalties  for  non-compliance  with  discharge  permits  or  other  requirements  of  CWA  and 
analogous state laws and regulations.  In Section 40 CFR 112 of the regulations, the EPA promulgated the Spill Prevention, Control 
and Countermeasure (“SPCC”) regulations, which require certain oil containing facilities to prepare plans and meet construction and 
operating standards. 

Air  Emissions.    The  Federal Clean  Air  Act,  as  amended  (the  “CAA”),  and  comparable  state  laws  regulate  emissions  of  various  air 
pollutants from various industrial sources through air emissions permitting programs and also impose other monitoring and reporting 
requirements.  We may be required to incur certain capital expenditures in the future for air pollution control equipment in connection 
with  obtaining  and  maintaining  pre-construction  and  operating  permits  and  approvals  for  air  emissions.    In  addition,  the  EPA  has 
developed,  and  continues  to  develop,  stringent  regulations  governing  emissions  of  toxic  air  pollutants  at  specified  sources.    For 
example,  in  2012,  the  EPA  finalized  rules  establishing  new  air  emission  controls  for  oil  and  natural  gas  production  operations.  
Specifically, the EPA’s rule includes New Source Performance Standards to address emissions of sulfur dioxide and volatile organic 
compounds and a separate set of emission standards to address hazardous air pollutants frequently associated with oil and natural gas 
production  and  processing  activities.  Among  other  things,  these  standards  require  the  application  of  reduced  emission  completion 
techniques associated with the completion of newly drilled and fractured wells in addition to existing wells that are refractured.  The 
rules  also  establish  specific  requirements  regarding  emissions  from  compressors,  dehydrators,  storage  tanks  and  other  production 
equipment.  These rules could require a number of modifications to operations at certain of our oil and gas properties including the 
installation of new equipment.  Compliance with such rules could result in significant costs, including increased capital expenditures 
and operating costs, which may adversely impact our business.  Federal and state regulatory agencies can impose administrative, civil 
and  criminal  penalties  for  non-compliance  with  air  permits  or  other  requirements  of  the  CAA  and  associated  state  laws  and 
regulations. 

Hydraulic Fracturing.  Hydraulic fracturing is an important and common practice that is used to stimulate production of hydrocarbons 
from tight rock formations.  The process involves the injection of water, sand and chemicals under pressure into formations to fracture 
the  surrounding  rock  and  stimulate  production.    Hydraulic  fracturing  has  been  utilized  to  complete  wells  in  our  most  active  areas 
located in the states of Colorado, Michigan, Montana, North Dakota, Texas and Wyoming, and we expect it will also be used in the 
future.  Should our exploration and production activities expand to other states, it is likely that we will utilize hydraulic fracturing to 

14 

 
 
complete or recomplete wells in those areas.  The process is typically regulated by state oil and gas commissions.  However, the EPA 
recently  issued  guidance,  which  was  published  in  the  Federal  Register  on  February  12,  2014,  for  permitting  authorities  and  the 
industry regarding the process for obtaining a permit for hydraulic fracturing involving diesel. 

At  the  same  time,  the  EPA  has  commenced  a  study  of  the  potential  environmental  impacts  of  hydraulic  fracturing  activities  on 
drinking water resources.  In addition, the EPA is currently studying wastewater and stormwater discharges from hydraulic fracturing 
facilities.  A proposed rule to amend the Effluent Limitations Guidelines and Standards for the oil and gas extraction category which 
would  address  discharges  of  wastewater  pollutants  from  onshore  unconventional  oil  and  gas  extraction  facilities  to  publicly-owned 
treatment works is expected in early 2015.  The EPA announced in 2015 that it would directly regulate methane emissions from oil 
and  natural  gas  wells  for  the  first  time  as  part  of  President  Obama’s  Climate  Action  Plan.    As  part  of  this  strategy,  the  EPA  will 
propose in the summer of 2015 a rule to set methane and volatile organic compound emissions standards for new and modified oil and 
natural gas wells.  The final rule is expected in 2016.  Other federal agencies are also examining hydraulic fracturing, including the 
U.S.  Department  of  Energy,  the  U.S.  Government  Accountability  Office  and  the  White  House  Council  for  Environmental  Quality.  
The U.S. Department of the Interior released a draft proposed rule in May 2012 governing hydraulic fracturing on federal and Indian 
oil and natural gas leases to require disclosure of information regarding the chemicals used in hydraulic fracturing, advance approval 
for well-stimulation activities, mechanical integrity testing of casing and monitoring of well-stimulation operations, and on May 24, 
2013 the Federal Bureau of Land Management issued a revised draft of the proposed rule.  In addition, legislation has been introduced 
in Congress from time to time to provide for federal regulation of hydraulic fracturing and to require disclosure of the chemicals used 
in the fracturing process.  Also, some states have adopted, and other states are considering adopting, regulations that could ban, restrict 
or  impose  additional  requirements  on  activities  relating  to  hydraulic  fracturing  in  certain  circumstances.    For  example,  on  June  17, 
2011, Texas enacted a law that requires the disclosure of information regarding the substances used in the hydraulic fracturing process 
to the Railroad Commission of Texas (the entity that regulates oil and natural gas production in Texas) and the public.  Such federal or 
state  legislation  could  require  the  disclosure  of  chemical  constituents  used  in  the  fracturing  process  to  state  or  federal  regulatory 
authorities who could then make such information publicly available.  Disclosure of chemicals used in the fracturing process could 
make it easier for third parties opposing hydraulic fracturing to pursue legal proceedings against producers and service providers based 
on allegations that specific chemicals used in the fracturing process could adversely affect human health or the environment, including 
groundwater.    In  addition,  if  hydraulic  fracturing  is  regulated  at  the  federal  level,  our  fracturing  activities  could  become  subject  to 
additional  permit  requirements  or  operational  restrictions  and  also  to  associated  permitting  delays,  litigation  risk  and  potential 
increases  in  costs.    Further,  local  governments  may  seek  to  adopt,  and  some  have  adopted,  ordinances  within  their  jurisdictions 
restricting the use of or regulating the time, place and  manner of drilling or  hydraulic fracturing.  No assurance can be given as to 
whether or not similar measures might be considered or implemented in the jurisdictions in which our properties are located.  If new 
laws, regulations or ordinances that significantly restrict or otherwise impact hydraulic fracturing are passed by Congress or adopted 
in the states or local municipalities where our properties are located, such legal requirements could prohibit or make it more difficult 
or costly for us to perform hydraulic fracturing activities and thereby could affect the determination of whether a well is commercially 
viable.  In addition, restrictions on hydraulic fracturing could reduce the amount of oil and natural gas that we are ultimately able to 
produce in commercially paying quantities and the calculation of our reserves. 

In addition, on July 3, 2014, a major university and U.S. Geological Survey researchers published a study purporting to find a causal 
connection between the deep well injection of hydraulic fracturing wastewater and a sharp increase in seismic activity in Oklahoma 
since  2008.    Such  studies  may  trigger  new  legislation  or  regulations  that  would  limit  or  ban  the  disposal  of  hydraulic  fracturing 
wastewater in deep injection wells.  If such new laws or rules are adopted, our operations may be curtailed while alternative treatment 
and disposal methods are developed and approved. 

Further, on May 19, 2014, the EPA published an  Advance Notice of Proposed Rulemaking (“ANPR”)  under the Toxic Substances 
Control Act, relating to the disclosure of chemical substances and mixtures used in oil and gas exploration and production.  Depending 
on  the  precise  disclosure  requirements  the  EPA  elects  to  impose,  if  any,  we  may  be  obliged  to  disclose  valuable  proprietary 
information, and failure to do so may subject us to penalties. 

Global  Warming  and  Climate  Change.    On  December  15,  2009,  the  EPA  published  its  findings  that  emissions  of  carbon  dioxide, 
methane and other greenhouse gases (“GHG”) present an endangerment to public health and the environment because emissions of 
such gases are, according to the EPA, contributing to the  warming of the earth’s atmosphere and other climate changes.  Based on 
these findings, the EPA has begun adopting and implementing regulations that restrict emissions of GHG under existing provisions of 
the CAA, including one rule that limits emissions of GHG from motor vehicles beginning with the 2012 model year.  The EPA has 
asserted that these final motor vehicle GHG emission standards trigger the CAA construction and operating permit requirements for 
stationary  sources,  commencing  when  the  motor  vehicle  standards  took  effect  on  January  2,  2011.    On  June  3,  2010,  the  EPA 
published  its  final  rule  to  address  the  permitting  of  GHG  emissions  from  stationary  sources  under  the  Prevention  of  Significant 
Deterioration  (the  “PSD”)  and  Title  V  permitting  programs.    This  rule  “tailors”  these  permitting  programs  to  apply  to  certain 
stationary sources of GHG emissions in a multi-step process, with the largest sources first becoming subject to permitting.  Further, 
facilities required to obtain PSD permits for their GHG emissions are required to reduce those emissions consistent with guidance for 
determining “best available control technology” standards for GHG, which guidance was published by the EPA in November 2010.  
Also  in  November  2010,  the  EPA  expanded  its  existing  GHG  reporting  rule  to  include  onshore  oil  and  natural  gas  production, 
processing, transmission, storage and distribution facilities.  This rule requires reporting of GHG emissions from such facilities on an 

15 

 
 
annual  basis  with  reporting  beginning  in  2012  for  emissions  occurring  in  2011.    We  believe  that  we  are  in  compliance  with  all 
substantial applicable emissions requirements, and we are preparing to comply with future requirements. 

In  June  2014,  the  Supreme  Court  upheld  most  of  the  EPA’s  GHG  permitting  requirements,  allowing  the  agency  to  regulate  the 
emission  of  GHG  from  stationary  sources  already  subject  to  the  PSD  and  Title  V  requirements.    Certain  of  our  equipment  and 
installations  may  currently  be  subject  to  PSD  and  Title  V requirements  and  hence,  under  the  Supreme  Court’s  ruling,  may  also  be 
subject to the installation of controls to capture GHG.  For any equipment or installation so subject, we may have to incur increased 
compliance costs to capture related GHG emissions. 

The EPA took additional action under the CAA in June 2014.  In accordance with President Obama’s Climate Action Plan, on June 
18,  2014,  the  EPA  proposed  rules  to  reduce  carbon  emissions  from  electric  generating  units.    The  proposal,  commonly  called  the 
“Clean Power Plan,” requires states to develop plans to reduce carbon emissions from fossil fuel-fired generating units commencing in 
2020, with the reductions to be fully phased in by 2030.  Each state is given a different carbon reduction target, but the EPA expects 
that, in the aggregate, the overall proposal will reduce carbon emissions from electric generating units by 30% from 2005 levels.  As 
proposed, states are given substantial flexibility in meeting their emission reduction targets and can generally choose to lower carbon 
emissions by replacing higher carbon generation, such as coal or natural gas, with lower carbon generation, such as efficient natural 
gas units or renewable energy alternatives.  It is not possible at this time to predict what requirements might be adopted by the EPA in 
the final rule expected in 2015, or how any such final rule would impact our business. 

In addition, both  houses of  Congress  have considered legislation to reduce emissions of  GHG, and  many states  have  already taken 
legal  measures  to  reduce  emissions  of  GHG,  primarily  through  the  development  of  GHG  inventories,  greenhouse  gas  permitting 
and/or regional GHG “cap and trade” programs.  Most of these “cap and trade” programs work by requiring either major sources of 
emissions  or  major  producers  of  fuels  to  acquire  and  surrender  emission  allowances,  with  the  number  of  allowances  available  for 
purchase reduced each year until the overall GHG emission reduction goal is achieved.  In the absence of new legislation, the EPA is 
issuing new regulations that limit emissions of GHG associated with our operations, which will require us to incur costs to inventory 
and reduce emissions of GHG associated with our operations and which could adversely affect demand for the oil, NGLs and natural 
gas that  we produce.  Finally, it should be noted that  many scientists  have concluded that increasing concentrations of GHG in the 
atmosphere may produce climate changes that have significant physical effects, such as increased frequency and severity of storms, 
droughts,  floods  and  other  climatic  events.    If  any  such  effects  were  to  occur,  they  could  have  an  adverse  effect  on  our  assets  and 
operations. 

Consideration  of  Environmental  Issues  in  Connection  with  Governmental  Approvals.    Our  operations  frequently  require  licenses, 
permits and/or other governmental approvals.  Several federal statutes, including the Outer Continental Shelf Lands Act (“OCSLA”), 
the  National  Environmental  Policy  Act  (“NEPA”)  and  the  Coastal  Zone  Management  Act  (“CZMA”)  require  federal  agencies  to 
evaluate  environmental  issues  in  connection  with  granting  such  approvals  and/or  taking  other  major  agency  actions.    OCSLA,  for 
instance, requires the U.S. Department of Interior to evaluate whether certain proposed activities would cause serious harm or damage 
to  the  marine,  coastal  or  human  environment.    Similarly,  NEPA  requires  the  Department  of  Interior  and  other  federal  agencies  to 
evaluate  major  agency  actions  having  the  potential  to  significantly  impact  the  environment.    In  the  course  of  such  evaluations,  an 
agency would have to prepare an environmental assessment and potentially an environmental impact statement.  The CZMA, on the 
other  hand,  aids  states  in  developing  a  coastal  management  program  to  protect  the  coastal  environment  from  growing  demands 
associated  with  various  uses,  including  offshore  oil  and  gas  development.    In  obtaining  various  approvals  from  the  Department  of 
Interior, we must certify that we will conduct our activities in a manner consistent with all applicable regulations. 

Employees 

As of December 31, 2014, we had 1,282 full-time employees, including 43 senior level geoscientists and 84 petroleum engineers.  Our 
employees are not represented by any labor unions.  We consider our relations with our employees to be satisfactory and have never 
experienced a work stoppage or strike. 

Available Information 

We maintain a website at the address www.whiting.com.  We are not including the information contained on our website as part of, or 
incorporating it by reference into, this report.  We make available free of charge (other than an investor’s own Internet access charges) 
through our  website our annual reports on Form 10-K, quarterly reports on Form 10-Q  and current reports on Form 8-K, including 
exhibits and amendments to these reports, as soon as reasonably practicable after we electronically file such material with, or furnish 
such material to, the SEC. 

16 

 
 
 
Item 1A.       Risk Factors 

Each of the risks described below should be carefully considered, together with all of the other information contained in this Annual 
Report  on  Form  10-K,  before  making  an  investment  decision  with  respect  to  our  securities.    In  the  event  of  the  occurrence, 
reoccurrence,  continuation  or  increased  severity  of  any  of  the  risks  described  below,  our  business,  financial  condition  or  results  of 
operations could be materially and adversely affected, and you may lose all or part of your investment. 

Oil  and  natural  gas  prices  are  very  volatile.    An  extended  period  of  low  oil  and  natural  gas  prices  may  adversely  affect  our 
business, financial condition, results of operations or cash flows. 

The oil and gas markets are very volatile, and we cannot predict future oil and natural gas prices.  The price we receive for our oil, 
NGL and natural gas production heavily influences our revenue, profitability, access to capital and future rate of growth.  The prices 
we  receive  for  our  production  depend  on  numerous  factors  beyond  our  control.    These  factors  include,  but  are  not  limited  to,  the 
following: 

• 
• 
• 
• 
• 

• 
• 
• 

• 
• 
• 
• 
• 
• 
• 

changes in regional, domestic and global supply and demand for oil and natural gas; 
the actions of the Organization of Petroleum Exporting Countries; 
the level of global oil and natural gas inventories; 
the price and quantity of imports of foreign oil and natural gas; 
political  and  economic  conditions,  including  embargoes,  in  oil-producing  countries  or  affecting  other  oil-producing  activity, 
such as recent conflicts in the Middle East;  
the level of global oil and natural gas exploration and production activity; 
the effects of global credit, financial and economic issues; 
developments  of  United  States  energy  infrastructure,  such  as  President  Obama’s  recent  veto  of  legislation  that  would  have 
allowed the Keystone XL pipeline from Hardesty, Alberta to Cushing, Oklahoma to proceed and the development of liquefied 
natural gas exporting facilities and the perceived timing thereof; 
weather conditions; 
technological advances affecting energy consumption; 
domestic and foreign governmental regulations; 
proximity and capacity of oil and natural gas pipelines and other transportation facilities; 
the price and availability of competitors’ supplies of oil and natural gas in captive market areas; 
the price and availability of alternative fuels; and 
acts of force majeure. 

Moreover,  government  regulations,  such  as  regulation  of  oil  and  natural  gas  gathering  and  transportation,  can  adversely  affect 
commodity prices in the long term. 

These factors and the volatility of the energy markets generally make it extremely difficult to predict future oil and natural gas price 
movements.  Also, prices for oil and prices for natural gas do not necessarily move in tandem.  Declines in oil or natural gas prices 
would not only reduce revenue but could reduce the amount of oil and natural gas that we can economically produce.  If the oil and 
natural  gas  industry  experiences  significant  price  declines,  we  may,  among  other  things,  be  unable  to  meet  all  of  our  financial 
obligations or make planned expenditures. 

Oil  prices  have  fallen  significantly  since  reaching  highs  of  over  $105.00  per  Bbl  in  June  2014,  dropping  below  $45.00  per  Bbl  in 
January 2015.  Natural gas prices have also declined from over $4.80 per Mcf in April 2014 to below $2.60 per Mcf in February 2015.  
In addition, forecasted prices for both oil and gas for 2015 have also declined. 

Lower  oil,  NGL  and  natural  gas  prices  may  not  only  decrease  our  revenues  on  a  per  unit  basis  but  also  may  ultimately  reduce  the 
amount of oil and natural gas that we can produce economically and therefore potentially lower our reserve quantities.  A substantial 
or  extended  decline  in  oil,  NGL  or  natural  gas  prices  may  result  in  impairments  of  our  proved  oil  and  gas  properties  and  may 
materially and adversely affect our  future business,  financial condition, results  of operations, liquidity or ability to  finance planned 
capital expenditures.  To the extent commodity prices received from production are insufficient to fund planned capital expenditures, 
we  will  be  required  to  reduce  spending  or  borrow  any  such  shortfall.    Lower  oil,  NGL  and  natural  gas  prices  may  also  reduce  the 
amount of our borrowing base under our credit agreement, which is determined at the discretion of the lenders based on the collateral 
value  of  our  proved  reserves  that  have  been  mortgaged  to  the  lenders,  and  is  subject  to  regular  redeterminations  on  May  1  and 
November  1  of  each  year,  as  well  as  special  redeterminations  described  in  the  credit  agreement.    At  the  time  of  the  last 
redetermination, the applicable oil and gas prices were $92.68 per Bbl and $3.88 per Mcf, whereas the quoted NYMEX prices for oil 
and gas on February 13, 2015 were $53.67 per Bbl and $2.81 per Mcf. 

Alternatively, higher oil and natural gas prices may result in significant mark-to-market losses being incurred on our commodity-based 
derivatives, which may in turn cause us to experience net losses. 

17 

 
 
 
Drilling  for  and  producing  oil  and  natural  gas  are  high  risk  activities  with  many  uncertainties  that  could  adversely  affect  our 
business, financial condition or results of operations. 

Our  future  success  will  depend  on  the  success  of  our  exploration,  development  and  production  activities.    Our  oil  and  natural  gas 
exploration and production activities are subject to numerous risks beyond our control, including the risk that drilling will not result in 
commercially  viable  oil  or  natural  gas  production.    Our  decisions  to  purchase,  explore,  develop  or  otherwise  exploit  prospects  or 
properties  will depend  in part on the evaluation of data obtained through  geophysical and geological analyses, production data and 
engineering  studies,  the  results  of  which  are  often  inconclusive  or  subject  to  varying  interpretations.    Please  read  “— Reserve 
estimates  depend  on  many  assumptions  that  may  turn  out  to  be  inaccurate...”  later  in  these  Risk  Factors  for  a  discussion  of  the 
uncertainty  involved  in  these  processes.    Our  cost  of  drilling,  completing  and  operating  wells  is  often  uncertain  before  drilling 
commences.  Overruns in budgeted expenditures are common risks that can make a particular project uneconomical.  Further, many 
factors may curtail, delay or cancel drilling, including the following: 

• 
• 
• 
• 
• 
• 
• 
• 
• 

delays imposed by or resulting from compliance with regulatory requirements;  
delays or limits on the issuance of drilling permits on our federal leases, including as a result of government shutdowns; 
pressure or irregularities in geological formations;  
shortages of or delays in obtaining qualified personnel or equipment, including drilling rigs, completion services and CO2;  
equipment failures or accidents;  
adverse weather conditions, such as freezing temperatures, hurricanes and storms;  
reductions in oil, NGL and natural gas prices;   
pipeline takeaway and refining and processing capacity; and 
title problems. 

Our debt level and the covenants in the agreements governing our debt could negatively impact our financial condition, results of 
operations, cash flows and business prospects. 

As of December 31, 2014, we had $1.4 billion in borrowings and $3 million in letters of credit outstanding under Whiting Oil and Gas 
Corporation’s  (“Whiting  Oil  and  Gas”)  credit  facility  with  $3.1 billion  of  available  borrowing  capacity,  as  well  as $3.9  billion  of 
senior notes outstanding and $350 million of senior subordinated notes outstanding.  We are allowed to incur additional indebtedness, 
provided  that  we  meet  certain  requirements  in  the  indentures  governing  our  senior  notes  and  our  senior  subordinated  notes  and 
Whiting Oil and Gas’ credit agreement. 

Our level of indebtedness and the covenants contained in the agreements governing our debt could have important consequences for 
our operations, including: 

• 

• 

• 
• 
• 

requiring us to dedicate a substantial portion of our cash flow from operations to required payments on debt, thereby reducing 
the availability of cash flow for working capital, capital expenditures and other general business activities;  
limiting our ability to obtain additional financing in the future for working capital, capital expenditures, acquisitions and general 
corporate and other activities;  
limiting our flexibility in planning for, or reacting to, changes in our business and the industry in which we operate;  
placing us at a competitive disadvantage relative to other less leveraged competitors; and 
making  us  vulnerable  to  increases  in  interest  rates,  because  debt  under  Whiting  Oil  and  Gas’  credit  agreement  is  subject  to 
certain rate variability. 

We may be required to repay all or a portion of our debt on an accelerated basis in certain circumstances.  If we fail to comply with the 
covenants and other restrictions in the agreements governing our debt, it could lead to an event of default and the acceleration of our 
repayment of outstanding debt.  In addition, if we are in default under the agreements governing our indebtedness, we would not be 
able  to  pay  dividends  on  our  capital  stock.      Our  ability  to  comply  with  these  covenants  and  other  restrictions  may  be  affected  by 
events  beyond  our  control,  including  prevailing  economic  and  financial  conditions.    Moreover,  the  borrowing  base  limitation  on 
Whiting Oil and Gas’ credit agreement is periodically redetermined based on an evaluation of our oil and gas reserves.  Because oil 
and gas prices are principal inputs into the valuation of our reserves, if oil and gas prices remain at their current levels for a prolonged 
period or go lower, our borrowing base could be reduced at the next redetermination date or during future redeterminations.  Upon a 
redetermination, if borrowings in excess of the revised borrowing capacity were outstanding, we could be forced to immediately repay 
a portion of our debt outstanding under the credit agreement. 

We may not have sufficient funds to make such repayments.  If we are unable to repay our debt out of cash on hand, we could attempt 
to  refinance  such  debt,  sell  assets  or  repay  such  debt  with  the  proceeds  from  an  equity  offering.    We  may  not  be  able  to  generate 
sufficient cash flow to pay the interest on our debt or future borrowings, and equity financings or proceeds from the sale of assets may 
not be available to pay or refinance  such debt.  The terms  of our debt, including Whiting Oil and Gas’ credit agreement,  may also 
prohibit  us  from  taking  such  actions.    Factors  that  will  affect  our  ability  to  raise  cash  through  an  offering  of  our  capital  stock,  a 

18 

 
 
 
refinancing of our debt or a sale of assets include financial market conditions and our market value and operating performance at the 
time of such offering or other financing.  We may not be able to successfully complete any such offering, refinancing or sale of assets. 

In conjunction with the Kodiak Acquisition in December 2014, we assumed Kodiak’s outstanding principal amount of $800 million of 
8.125% Senior Notes due December 2019, $350 million of 5.5% Senior Notes due January 2021 and $400 million  of 5.5% Senior 
Notes  due  February  2022  (the  “Kodiak  Notes”).    On  January  7,  2015,  as  required  under  the  terms  of  the  indentures  governing  the 
Kodiak  Notes  (the  “Kodiak  Indentures”)  upon  a  change  in  control  of  Kodiak,  we  offered  to  repurchase  at  101%  of  par  all  $1,550 
million  principal  amount  of  Kodiak  Notes  outstanding.    The  repurchase  offer  expires  on  March  3,  2015.    We  expect  to  fund  any 
payments due as a result of such repurchase offer with borrowings under our revolving credit facility, which would reduce availability 
under such facility. 

Federal,  state  and  local  legislative  and  regulatory  initiatives  relating  to  hydraulic  fracturing  could  result  in  increased  costs  and 
additional operating restrictions or delays. 

Hydraulic  fracturing  is  an  important  and  common  practice  that  is  used  to  stimulate  production  of  hydrocarbons  from  tight  rock 
formations.    The  process  involves  the  injection  of  water,  sand  and  chemicals  under  pressure  into  formations  to  fracture  the 
surrounding rock and stimulate production.  Hydraulic fracturing has been utilized to complete wells in our most active areas located 
in the states of Colorado, Michigan, Montana, North Dakota, Texas and Wyoming, and we expect it will also be used in the future.  
Should our exploration and production activities expand to other states, it is likely that we will utilize hydraulic fracturing to complete 
or  recomplete  wells  in  those  areas.    The  process  is  typically  regulated  by  state  oil  and  gas  commissions.    However,  the  U.S. 
Environmental Protection Agency (the “EPA”) recently issued guidance, which was published in the Federal Register on February 12, 
2014, for permitting authorities and the industry regarding the process for obtaining a permit for hydraulic fracturing involving diesel. 

At  the  same  time,  the  EPA  has  commenced  a  study  of  the  potential  environmental  impacts  of  hydraulic  fracturing  activities  on 
drinking water resources.  In addition, the EPA is currently studying wastewater and stormwater discharges from hydraulic fracturing 
facilities.  A proposed rule to amend the Effluent Limitations Guidelines and Standards for the oil and gas extraction category which 
would  address  discharges  of  wastewater  pollutants  from  onshore  unconventional  oil  and  gas  extraction  facilities  to  publicly-owned 
treatment works is expected in early 2015.  The EPA announced in 2015 that it would directly regulate methane emissions from oil 
and  natural  gas  wells  for  the  first  time  as  part  of  President  Obama’s  Climate  Action  Plan.    As  part  of  this  strategy,  the  EPA  will 
propose in the summer of 2015 a rule to set methane and volatile organic compound emissions standards for new and modified oil and 
natural gas wells.  The final rule is expected in 2016.  Other federal agencies are also examining hydraulic fracturing, including the 
U.S.  Department  of  Energy,  the  U.S.  Government  Accountability  Office  and  the  White  House  Council  for  Environmental  Quality.  
The U.S. Department of the Interior released a draft proposed rule in May 2012 governing hydraulic fracturing on federal and Indian 
oil and natural gas leases to require disclosure of information regarding the chemicals used in hydraulic fracturing, advance approval 
for well-stimulation activities, mechanical integrity testing of casing and monitoring of well-stimulation operations, and on May 24, 
2013 the Federal Bureau of Land Management issued a revised draft of the proposed rule.  In addition, legislation has been introduced 
in Congress from time to time to provide for federal regulation of hydraulic fracturing and to require disclosure of the chemicals used 
in the fracturing process.  Also, some states have adopted, and other states are considering adopting, regulations that could ban, restrict 
or  impose  additional  requirements  on  activities  relating  to  hydraulic  fracturing  in  certain  circumstances.    For  example,  on  June  17, 
2011, Texas enacted a law that requires the disclosure of information regarding the substances used in the hydraulic fracturing process 
to the Railroad Commission of Texas (the entity that regulates oil and natural gas production in Texas) and the public.  Such federal or 
state  legislation  could  require  the  disclosure  of  chemical  constituents  used  in  the  fracturing  process  to  state  or  federal  regulatory 
authorities who could then make such information publicly available.  Disclosure of chemicals used in the fracturing process could 
make it easier for third parties opposing hydraulic fracturing to pursue legal proceedings against producers and service providers based 
on allegations that specific chemicals used in the fracturing process could adversely affect human health or the environment, including 
groundwater.    In  addition,  if  hydraulic  fracturing  is  regulated  at  the  federal  level,  our  fracturing  activities  could  become  subject  to 
additional  permit  requirements  or  operational  restrictions  and  also  to  associated  permitting  delays,  litigation  risk  and  potential 
increases  in  costs.    Further,  local  governments  may  seek  to  adopt,  and  some  have  adopted,  ordinances  within  their  jurisdictions 
restricting the use of or regulating the time, place and  manner of drilling or  hydraulic fracturing.  No assurance can be given as to 
whether or not similar measures might be considered or implemented in the jurisdictions in which our properties are located.  If new 
laws, regulations or ordinances that significantly restrict or otherwise impact hydraulic fracturing are passed by Congress or adopted 
in the states or local municipalities where our properties are located, such legal requirements could prohibit or make it more difficult 
or costly for us to perform hydraulic fracturing activities and thereby could affect the determination of whether a well is commercially 
viable.  In addition, restrictions on hydraulic fracturing could reduce the amount of oil and natural gas that we are ultimately able to 
produce in commercially paying quantities and the calculation of our reserves. 

In addition, on July 3, 2014, major university and U.S. Geological Survey researchers published a study purporting to find a causal 
connection between the deep well injection of hydraulic fracturing wastewater and a sharp increase in seismic activity in Oklahoma 
since  2008.    Such  studies  may  trigger  new  legislation  or  regulations  that  would  limit  or  ban  the  disposal  of  hydraulic  fracturing 
wastewater in deep injection wells.  If such new laws or rules are adopted, our operations may be curtailed while alternative treatment 
and disposal methods are developed and approved.  

19 

 
 
Further, on May 19, 2014, the EPA published an  Advance Notice of Proposed Rulemaking (“ANPR”)  under the Toxic Substances 
Control Act, relating to the disclosure of chemical substances and mixtures used in oil and gas exploration and production.  Depending 
on  the  precise  disclosure  requirements  the  EPA  elects  to  impose,  if  any,  we  may  be  obliged  to  disclose  valuable  proprietary 
information, and failure to do so may subject us to penalties. 

Refer to “Hydraulic Fracturing” in Item 2 of this Annual Report on Form 10-K for more information on hydraulic fracturing. 

If  oil,  NGL  and  natural  gas  prices  decrease,  we  may  be  required  to  take  write-downs  of  the  carrying  values  of  our  oil  and  gas 
properties. 

Accounting  rules  require  that  we  periodically  review  the  carrying  value  of  our  producing  oil  and  gas  properties  for  possible 
impairment.  Based on specific market factors and circumstances at the time of prospective impairment reviews (which may include 
depressed oil, NGL and natural gas prices and the continuing evaluation of development plans, production data, economics and other 
factors) we may be required to write down the carrying value of our oil and gas properties.  For example, we recorded a $587 million 
impairment write-down during 2014 for the partial impairment of non-core oil and gas producing properties, which are not currently 
being developed, in Colorado, Louisiana, North Dakota and Utah related to the decrease in oil and gas prices at December 31, 2014.  
A write-down constitutes a non-cash charge to earnings.  Oil and gas prices have continued to decline since December 31, 2014 which 
may  cause  us  to  incur  additional  impairments  that  could  have  a  material  adverse  effect  on  our  results  of  operations  in  the  period 
recognized. 

Our  use  of  enhanced  recovery  methods  creates  uncertainties  that  could  adversely  affect  our  results  of  operations  and  financial 
condition. 

One  of  our  business  strategies  is  to  commercially  develop  oil  reservoirs  using  enhanced  recovery  technologies.    For  example,  we 
inject  water  and  CO2  into  formations  on  some  of  our  properties  to  increase  the  production  of  oil  and  natural  gas.    The  additional 
production and reserves attributable to the use of these enhanced recovery methods are inherently difficult to predict.  If our enhanced 
recovery programs do not allow for the extraction of oil and gas in the manner or to the extent that we anticipate, our future results of 
operations  and  financial  condition  could  be  materially  adversely  affected.    Additionally,  our  ability  to  utilize  CO2  injection  as  an 
enhanced recovery technique is subject to our ability to obtain sufficient quantities of CO2.  Under our CO2 contracts, if the supplier 
suffers an inability to deliver its contractually required quantities of CO2 to us and other parties with whom it has CO2 contracts, then 
the supplier  may reduce the amount of CO2 on a pro rata basis it provides to us and such other parties.  If this occurs or if  we are 
otherwise limited in the quantities of CO2 available to us, we may not have sufficient CO2 to produce oil and natural gas in the manner 
or to the extent that we anticipate, and our future oil and gas production volumes could be negatively impacted.  These contracts are 
also  structured  as  “take-or-pay”  arrangements,  which  require  us  to  continue  to  make  payments  even  if  we  decide  to  terminate  or 
reduce our use of CO2 as part of our enhanced recovery techniques. 

The development of the proved undeveloped reserves in the North Ward Estes field may take longer and may require higher levels 
of capital expenditures than we currently anticipate. 

As  of  December  31,  2014,  proved  undeveloped  reserves  comprised  40%  of  the  North  Ward  Estes  field’s  total  estimated  proved 
reserves.  To fully develop these reserves, we expect to incur future development costs of $762 million at the North Ward Estes field 
as of December 31, 2014.  This field encompasses 11% of our total estimated future development costs related to proved undeveloped 
reserves.    Development  of  these  reserves  may  take  longer  and  require  higher  levels  of  capital  expenditures  than  we  currently 
anticipate.  In addition, the development of these reserves will require the use of enhanced recovery techniques, including water flood 
and CO2 injection installations, the success of which is less predictable than traditional development techniques. 

Prospects that we decide to drill may not yield oil or gas in commercially viable quantities. 

We describe some of our current prospects and our plans to explore those prospects in this Annual Report on Form 10-K.  A prospect 
is a property on which we have identified what our geoscientists believe, based on available seismic and geological information, to be 
indications of oil or gas.  Our prospects are in various stages of evaluation, ranging from a prospect that is ready to drill to a prospect 
that will require substantial additional seismic data processing and interpretation.  There is no way to predict in advance of drilling and 
testing  whether  any  particular  prospect  will  yield  oil  or  gas  in  sufficient  quantities  to  recover  drilling  or  completion  costs  or  to  be 
economically viable.  The use of seismic data and other technologies and the study of producing fields in the same area will not enable 
us  to  know  conclusively  prior  to  drilling  whether  oil  or  gas  will  be  present  or,  if  present,  whether  oil  or  gas  will  be  present  in 
commercially viable quantities.  In addition, because of the wide variance that results from different equipment used to test the wells, 
initial flow rates may not be indicative of sufficient oil or gas quantities in a particular field.  The analogies we draw from available 
data from other wells, from more fully explored prospects, or from producing fields may not be applicable to our drilling prospects.  
We may terminate our drilling program for a prospect if results do not merit further investment. 

20 

 
 
Reserve estimates depend on many assumptions that may turn out to be inaccurate.   Any material inaccuracies in these reserve 
estimates or underlying assumptions will materially affect the quantities and present value of our reserves. 

The  process  of  estimating  oil  and  natural  gas  reserves  is  complex.    It  requires  interpretations  of  available  technical  data  and  many 
assumptions, including assumptions relating to economic factors.  Any significant inaccuracies in these interpretations or assumptions 
could materially affect the estimated quantities and present value of reserves referred to in this Annual Report on Form 10-K. 

In order to prepare our estimates, we must project production rates and timing of development expenditures.  We must also analyze 
available  geological,  geophysical,  production  and  engineering  data.    The  extent,  quality  and  reliability  of  this  data  can  vary.    The 
process also requires economic assumptions about matters such as the following: 

• 
• 
• 

historical production from the area compared with production rates from other producing areas; 
the assumed effect of governmental regulation; and 
assumptions  about  future  prices  of  oil,  NGLs  and  natural  gas  including  differentials,  production  and  development  costs, 
gathering and transportation costs, severance and excise taxes, capital expenditures and availability of funds. 

Therefore,  estimates  of  oil  and  natural  gas  reserves  are  inherently  imprecise.    Actual  future  production;  oil,  NGL  and  natural  gas 
prices; revenues; taxes; exploration and development expenditures; operating expenses; and quantities of recoverable oil and natural 
gas reserves will most likely vary from our estimates.  Any significant variance could materially affect the estimated quantities and 
present value of reserves referred to in this Annual Report on Form 10-K.  In addition, we may adjust estimates of proved reserves to 
reflect  production  history,  results  of  exploration  and  development,  prevailing  oil  and  natural  gas  prices  and  other  factors,  many  of 
which are beyond our control. 

You  should  not  assume  that  the  present  value  of  future  net  revenues  from  our  proved  reserves,  as  referred  to  in  this  report,  is  the 
current  market  value  of  our  estimated  proved  oil  and  natural  gas  reserves.    In  accordance  with  SEC  requirements,  we  base  the 
estimated discounted future net cash flows from our proved reserves on 12-month average prices and current costs as of the date of the 
estimate.  The 12-month average prices used for the year ended December 31, 2014 were $94.99 per Bbl and $4.35 per Mcf, whereas 
the quoted NYMEX prices for oil and gas on February 13, 2015 were $53.67 per Bbl and $2.81 per Mcf.  Actual future prices and 
costs  may  differ  materially  from  those  used  in  the  estimate.    If  natural  gas  prices  decline  by  $0.10  per  Mcf,  then  the  standardized 
measure  of  discounted  future  net  cash  flows  of  our  estimated  proved  reserves  as  of  December  31,  2014  would  have  decreased  by 
$21 million.  If oil prices decline by $1.00 per Bbl, then the standardized measure of discounted future net cash flows of our estimated 
proved reserves as of December 31, 2014 would have decreased by $179 million. 

Risks associated with the production, gathering, transportation and sale of oil, NGLs and natural gas could adversely affect net 
income and cash flows.  

Our net income and cash flows will depend upon, among other things, oil, NGL and natural gas production and the prices and costs 
incurred  to  develop  and  produce  oil  and  natural  gas  reserves.    Drilling,  production  or  transportation  accidents  that  temporarily  or 
permanently halt the production and sale of oil, NGLs and natural gas will decrease revenues and increase expenditures.  For example, 
accidents  may  occur  that  result  in  personal  injuries,  property  damage,  damage  to  productive  formations  or  equipment  and 
environmental damages.  Any costs incurred in connection with any such accidents that are not insured against will have the effect of 
reducing net income.  Also, we do not have insurance policies in effect that are intended to provide coverage for losses solely related 
to hydraulic fracturing operations.  Please read “— Federal, state and local legislative and regulatory initiatives relating to hydraulic 
fracturing...” above in these Risk Factors for a discussion of the uncertainty involved in the regulation of hydraulic fracturing.  Also, 
our oil, NGL and natural gas production depends in large part on the proximity and capacity of pipeline systems and transportation 
facilities which are mostly owned by third parties.  The lack of availability or the lack of capacity on these systems and facilities could 
result in the curtailment of production or the delay or discontinuance of drilling plans.  Similarly, curtailments or damage to pipelines 
and other transportation facilities used to transport oil, NGLs and natural gas production to markets for sale could decrease revenues 
or increase transportation expenses.  Any such curtailments or damage to the gathering systems could also require finding alternative 
means to transport the oil, NGLs and natural gas production, which alternative means could result in additional costs that will have the 
effect of increasing transportation expenses. 

Also, there have been recent accidents involving rail cars carrying Bakken formation crude oil, which resulted in the U.S. Department 
of Transportation (the “DOT”) issuing an emergency order on February 25, 2014 that requires rail shippers to test the makeup of such 
crude oil before transporting it.  This move follows the safety alert the DOT issued in January 2014 that Bakken formation crude oil is 
more flammable than other types of crude oil and has been followed by additional emergency orders and safety advisories and alerts.  
An  accident  involving  rail  cars  could  result  in  significant  personal  injuries  and  property  and  environmental  damage.    Additionally, 
added  regulations  currently  being  considered  in  response  to  such  accidents  could  result  in  additional  costs  that  could  increase 
transportation expenses. 

21 

 
 
In  addition,  drilling,  production  and  transportation  of  hydrocarbons  bear  the  inherent  risk  of  loss  of  containment.    Potential 
consequences include loss of reserves, loss of production, loss of economic value associated with the affected wellbore, contamination 
of  soil,  ground  water  and  surface  water,  as  well  as  potential  fines,  penalties  or  damages  associated  with  any  of  the  foregoing 
consequences. 

The  instruments  governing  our  indebtedness  contain  various  covenants  limiting  the  discretion  of  our  management  in  operating 
our business. 

The  indentures  governing  our  senior  notes  and  our  senior  subordinated  notes  and  Whiting  Oil  and  Gas’  credit  agreement  contain 
various restrictive covenants that may limit our management’s discretion in certain respects.  In particular, these agreements will limit 
our and our subsidiaries’ ability to, among other things: 

• 
• 
• 
• 
• 
• 
• 
• 
• 
• 
• 
• 

pay dividends on, redeem or repurchase our capital stock or redeem or repurchase our senior or subordinated debt; 
make loans to others; 
make investments;  
incur additional indebtedness or issue preferred stock; 
create certain liens; 
sell assets; 
enter into agreements that restrict dividends or other payments from our restricted subsidiaries to us; 
consolidate, merge or transfer all or substantially all of our assets and those of our restricted subsidiaries taken as a whole; 
engage in transactions with affiliates; 
enter into hedging contracts; 
create unrestricted subsidiaries; and  
enter into sale and leaseback transactions. 

In addition, Whiting Oil and Gas’ credit agreement requires us, as of the last day of any quarter, (i) to not exceed a total debt to the last 
four  quarters’  EBITDAX  ratio  (as  defined  in  the  credit  agreement)  of  4.0 to 1.0  and  (ii)  to  have  a  consolidated  current  assets  to 
consolidated current  liabilities ratio (as defined in  the credit agreement and  which includes an add back of the available borrowing 
capacity under the credit agreement) of not less than 1.0 to 1.0. Also, the indentures under which we issued our senior notes and our 
senior subordinated notes restrict us from incurring additional indebtedness and making certain restricted payments, subject to certain 
exceptions, unless our fixed charge coverage ratio (as defined in the indentures) is at least 2.0 to 1.  The Kodiak Indentures restrict us 
from incurring additional indebtedness and making certain restricted payments, subject to certain exceptions, unless our fixed charge 
coverage ratio (as defined in the indentures) is at least 2.25 to 1.  If we were in violation of these covenants, then we may not be able 
to incur additional indebtedness, including under Whiting Oil and Gas’ credit agreement.  A substantial or extended decline in oil or 
natural gas prices may adversely affect our ability to comply with these covenants. 

If we fail to comply with the restrictions in the indentures (including the Kodiak Indentures) governing our and Kodiak’s senior notes 
and our senior subordinated notes or Whiting Oil and Gas’ credit agreement or any other subsequent financing agreements, a default 
may allow the creditors, if the agreements so provide, to accelerate the related indebtedness as well as any other indebtedness to which 
a cross-acceleration or cross-default provision applies.  In addition, lenders may be able to terminate any commitments they had made 
to make further funds available to us.  Furthermore, if we are in default under the agreements governing our indebtedness, we will not 
be able to pay dividends on our capital stock. 

Our  exploration  and  development  operations  require  substantial  capital,  and  we  may  be  unable  to  obtain  needed  capital  or 
financing on satisfactory terms, which could lead to a loss of properties and a decline in our oil and natural gas reserves. 

The oil and gas industry is capital intensive.  We make and expect to continue to make substantial capital expenditures in our business 
and operations for the exploration, development, production and acquisition of oil and natural gas reserves.  To date, we have financed 
capital  expenditures  through  a  combination  of  equity  and  debt  issuances,  bank  borrowings,  internally  generated  cash  flows, 
agreements with industry partners and oil and gas property divestments.  We intend to finance future capital expenditures with cash 
flow from operations, cash on hand and financing arrangements.  Our cash flow from operations and access to capital is subject to a 
number of variables, including: 

• 
• 
• 
• 
• 

our proved reserves; 
the level of oil and natural gas we are able to produce from existing wells; 
the prices at which oil and natural gas are sold; 
the costs of producing oil and natural gas; and 
our ability to acquire, locate and produce new reserves. 

22 

 
 
 
 
If our revenues or the borrowing base under our credit agreement decrease as a result of lower oil and natural gas prices, operating 
difficulties, declines in reserves, or for any other reason, then we may have limited ability to obtain the capital necessary to sustain our 
operations at current levels. 

We  may,  from  time  to  time,  need  to  seek  additional  financing.    There  can  be  no  assurance  as  to  the  availability  or  terms  of  any 
additional financing.  If additional capital is needed, we may not be able to obtain debt or equity financing on terms favorable to us, or 
at all.  If cash generated by operations or available under our revolving credit facility is not sufficient to meet our capital requirements, 
the failure to obtain additional financing could result in a curtailment of our operations relating to the exploration and development of 
our prospects, which in turn could lead to a possible loss of properties and a decline in our oil and natural gas reserves. 

Our acreage must be drilled before lease expiration, generally within three to five years, in order to hold the acreage by production.  
Failure to drill sufficient wells in order to hold acreage will result in substantial lease renewal costs, or if renewal is not feasible, 
loss of our lease and prospective drilling opportunities. 

Unless production is established on our undeveloped acreage, the underlying leases will expire.  As of December 31, 2014, the portion 
of  our  net  undeveloped  acreage  that  is  subject  to  expiration  over  the  next  three  years,  if  not  successfully  developed or  renewed,  is 
approximately 26% in 2015, 29% in 2016 and 13% in 2017.  The cost to renew such leases may increase significantly, and we may 
not be able to renew such leases on commercially reasonable terms or at all.  In addition, on certain portions of our acreage, third-party 
leases become immediately effective if our leases expire.  As such, our actual drilling activities may materially differ from our current 
expectations, which could adversely affect our business. 

Our acquisition activities may not be successful. 

As part of our growth strategy, we have made and may continue to make acquisitions of businesses and properties.  However, suitable 
acquisition candidates may not continue to be available on terms and conditions we find acceptable, and acquisitions pose substantial 
risks to our business, financial condition and results of operations.  In pursuing acquisitions, we compete with other companies, many 
of  which  have greater  financial and other resources to acquire attractive companies and properties.  The following are some of  the 
risks associated with acquisitions, including any completed or future acquisitions: 

• 
• 
• 

• 

• 
• 

some of the acquired businesses or properties may not produce revenues, reserves, earnings or cash flow at anticipated levels; 
we may assume liabilities that were not disclosed to us or that exceed our estimates; 
we may be unable to integrate acquired businesses successfully and realize anticipated economic, operational and other benefits 
in a timely manner, which could result in substantial costs and delays or other operational, technical or financial problems; 
acquisitions  could  disrupt  our  ongoing  business,  distract  management,  divert  resources  and  make  it  difficult  to  maintain  our 
current business standards, controls and procedures; 
we may issue additional equity or debt securities in order to fund future acquisitions; and 
we may incur losses as a result of title defects. 

Substantial acquisitions or other transactions could require significant external capital and could change our  risk  and property 
profile. 

In order to finance acquisitions of additional producing or undeveloped properties, we may need to alter or increase our capitalization 
substantially  through  the  issuance  of  debt  or  equity  securities,  the  sale  of  production  payments  or  other  means.    These  changes  in 
capitalization  may  significantly  affect  our  risk  profile.    Additionally,  significant  acquisitions  or  other  transactions  can  change  the 
character of our operations and business.  The character of the new properties may be substantially different in operating or geological 
characteristics or geographic location than our existing properties.  Furthermore,  we  may  not be able to obtain external funding for 
additional future acquisitions or other transactions or to obtain external funding on terms acceptable to us. 

The  unavailability  or  high  cost  of  additional  drilling  rigs,  equipment,  supplies,  personnel  and  oil  field  services  could  adversely 
affect our ability to execute our exploration and development plans on a timely basis or within our budget. 

The demand for qualified and experienced field personnel to conduct field operations, geologists, geophysicists, engineers and other 
professionals in the oil and natural gas industry can fluctuate significantly, often in correlation with oil and natural gas prices, causing 
periodic  shortages.    Historically,  there  have  been  shortages  of  drilling  rigs  and  other  oilfield  equipment  as  demand  for  rigs  and 
equipment  has  increased  along  with  the  number  of  wells  being  drilled.    These  factors  also  cause  significant  increases  in  costs  for 
equipment, services and personnel.  Higher oil and  natural gas prices  generally  stimulate demand and result in  increased prices for 
drilling rigs, crews and associated supplies, equipment and services.   Additionally, our  operations in some instances  require supply 
materials  for production, such as CO2,  which could become  subject to shortage and increasing costs.  Shortages of  field personnel, 
drilling  rigs,  equipment,  supplies  or  personnel  or  price  increases  could  delay  or  adversely  affect  our  exploration  and  development 
operations,  which  could  have  a  material  adverse  effect  on  our  business,  financial  condition,  results  of  operations  or  cash  flows,  or 
restrict operations. 

23 

 
 
Our  identified  drilling  locations  are  scheduled  out  over  several  years,  making  them  susceptible  to  uncertainties  that  could 
materially alter the occurrence or timing of their drilling. 

We  have  specifically  identified  and  scheduled  drilling  locations  as  an  estimation  of  our  future  multi-year  drilling  activities  on  our 
existing  acreage.    As  of  December  31,  2014,  we  had  identified  a  drilling  inventory  of  over  5,600 gross  drilling  locations.    These 
scheduled drilling locations represent a significant part of our growth strategy.  Our ability to drill and develop these locations depends 
on  a  number  of  uncertainties,  including  oil  and  natural  gas  prices,  the  availability  of  capital,  costs  of  oil  field  goods  and  services, 
drilling  results,  our  ability  to  extend  drilling  acreage  leases  beyond  expiration,  regulatory  approvals  and  other  factors.    Because  of 
these uncertainties, we do not know if the numerous potential drilling locations we have identified will ever be drilled or if we will be 
able to produce oil or gas from these or any other potential drilling locations.  As such, our actual drilling activities may materially 
differ from those presently identified, which could in turn adversely affect our business. 

We have been an early entrant into new or emerging plays.  As a result, our drilling results in these areas are uncertain, the value 
of our undeveloped acreage may decline and we may incur impairment charges if drilling results are unsuccessful. 

While our costs to acquire undeveloped acreage in new or emerging plays have generally been less than those of later entrants into a 
developing play, our drilling results in these areas are more uncertain than drilling results in areas that are developed and producing.  
Since new or emerging plays have limited or no production history, we are unable to use past drilling results in those areas to help 
predict our future drilling results.  Therefore, our cost of drilling, completing and operating wells in these areas may be higher than 
initially expected, and the value of our undeveloped acreage will decline if drilling results are unsuccessful.  Furthermore, if drilling 
results are unsuccessful, we may be required to write down the carrying value of our undeveloped acreage in new or emerging plays.  
For example, during the fourth quarter of 2014, we recorded a $45 million non-cash charge for the impairment of unproved oil and gas 
properties in Louisiana, Michigan, Montana, North Dakota and Texas, as well as a $21 million non-cash charge for the impairment of 
unproved CO2 properties in  New  Mexico.  We  may also  incur  such impairment charges in  the  future,  which could have a  material 
adverse  effect  on  our  results  of  operations  in  the  period  taken.    Additionally,  our  rights  to  develop  a  portion  of  our  undeveloped 
acreage may expire if not successfully developed or renewed.  See “Acreage” in Item 2 of this Annual Report on Form 10-K for more 
information relating to the expiration of our rights to develop undeveloped acreage. 

Properties that we acquire may not produce as projected, and we may be unable to identify liabilities associated with the properties 
or obtain indemnities from sellers for liabilities they may have created. 

Our  business  strategy  includes  a  continuing  acquisition  program.    From  2004  through  2014,  we  completed  21  separate  significant 
acquisitions of producing properties with a combined purchase price of $6.4 billion for estimated proved reserves as of the effective 
dates of the acquisitions of 445.2 MMBOE.  The successful acquisition of producing properties requires assessment of many factors, 
which are inherently inexact and may be inaccurate, including the following: 

• 
• 
• 
• 
• 
• 
• 

the amount of recoverable reserves; 
future oil and natural gas prices; 
estimates of operating costs; 
estimates of future development costs; 
timing of future development costs; 
estimates of the costs and timing of plugging and abandonment; and 
the assumption of unknown potential environmental and other liabilities, losses or costs, including for example, historical spills 
or releases for which we are not indemnified or for which our indemnity is inadequate. 

Our assessment will not reveal all existing or potential problems, nor will it permit us to become familiar enough with the properties to 
assess fully their capabilities and deficiencies.  In the course of our due diligence, we may not inspect every well, platform, facility or 
pipeline.  Inspections may not reveal structural and environmental problems, such as pipeline corrosion or groundwater contamination, 
when they are made.  We may not be able to obtain contractual indemnities from the seller for liabilities that it created.  We may be 
required to assume the risk of the physical condition of the properties in addition to the risk that the properties may not perform in 
accordance with our expectations. 

We may not be able to replace the reserves on properties we divest, and the agreements pursuant to which assets we divest may 
contain continuing indemnification obligations. 

Part of our business strategy includes selling properties when we believe that the sales price realized will provide an above average 
rate of return for the property or when the property no longer matches the profile of properties we desire to own.  Unless we conduct 
successful  exploration,  development  and  production  activities  or  acquire  properties  containing  proved  reserves,  divestitures  of  our 
properties will reduce our proved reserves and potentially our production.  We may not be able to develop, find or acquire additional 
reserves sufficient to replace such reserves and production from any of the properties we sell.  Additionally, agreements pursuant to 

24 

 
 
which we sell properties may include terms that survive closing of the sale, including indemnification provisions, which could obligate 
us to substantial liabilities. 

Our  use  of  oil  and  natural  gas  price  hedging  contracts  involves  credit  risk  and  may  limit  higher  revenues  in  the  future  in 
connection with commodity price increases and may result in significant fluctuations in our net income. 

We enter into hedging transactions of our oil and natural gas production revenues to reduce our exposure to fluctuations in the price of 
oil and natural gas.  Our hedging transactions to date have consisted of financially settled crude oil and natural gas options contracts, 
primarily  costless  collars  and  swap  contracts,  placed  with  major  financial  institutions.    As  of  February  13,  2015,  we  had  contracts 
covering  the  sale  of  between  444,700  and  968,360 barrels  of  oil  per  month  for  all  of  2015.    All  of  our  oil  hedges  will  expire  by 
December 2017.  See “Quantitative and Qualitative Disclosures about Market Risk” in Item 7A of this Annual Report on Form 10-K 
for pricing information and a more detailed discussion of our hedging transactions. 

We may in the future enter into these and other types of hedging arrangements to reduce our exposure to fluctuations in the market 
prices of oil and natural gas, or alternatively, we may decide to unwind or restructure the hedging arrangements we previously entered 
into.  Hedging transactions expose us to risk of financial loss in some circumstances, including if production is less than expected, the 
other party to the contract defaults on its obligations or there is a change in the expected differential between the underlying price in 
the  hedging  agreement  and  actual  prices  received.    Hedging  transactions  may  limit  the  benefit  we  may  otherwise  receive  from 
increases in the price for oil and natural gas.  Our three-way collars only provide partial protection against declines in market prices 
due  to  the  fact  that  when  the  market  price  falls  below  the  sub-floor,  the  minimum  price  we  will  receive  will  be  NYMEX  plus  the 
difference  between  the  floor  and  the  sub-floor.    Furthermore,  if  we  do  not  engage  in  hedging  transactions  or  unwind  hedging 
transactions  we previously entered into, then  we  may be  more adversely affected by declines  in oil and natural  gas prices than our 
competitors who engage in hedging transactions.  Additionally, hedging transactions may expose us to cash margin requirements. 

We recognize all gains and losses from changes in commodity derivative fair values immediately in earnings rather than deferring any 
such amounts in accumulated other comprehensive income.  Consequently, we may experience significant net losses, on a non-cash 
basis, due to changes in the value of our hedges as a result of commodity price volatility. 

Seasonal weather conditions and lease stipulations adversely affect our ability to conduct drilling activities in some of the areas 
where we operate. 

Oil and gas operations in the Rocky Mountains are adversely affected by seasonal weather conditions and lease stipulations designed 
to  protect  various  wildlife.    In  certain  areas,  drilling  and  other  oil  and  gas  activities  can  only  be  conducted  during  the  spring  and 
summer months.  This limits our ability to operate in those areas and can intensify competition during those months for drilling rigs, 
oil  field  equipment,  services,  supplies  and  qualified  personnel,  which  may  lead  to  periodic  shortages.    Resulting  shortages  or  high 
costs could delay our operations, cause temporary declines in our oil and gas production and  materially  increase our operating and 
capital costs. 

An increase in the differential or decrease in the premium between the NYMEX or other benchmark prices of oil and natural gas 
and the wellhead price we receive could have a material adverse effect on our results of operations, financial condition and cash 
flows. 

The prices that  we receive for our oil and natural gas production  generally trade at a discount, but sometimes at a premium, to the 
relevant benchmark prices such as NYMEX.  A negative difference between the benchmark price and the price received is called a 
differential  and  a  positive  difference  is  called  a  premium.    The  differential  and  premium  may  vary  significantly  due  to  market 
conditions, the quality and location of production and other risk factors.  We cannot accurately predict oil and natural gas differentials 
and premiums.  Increases in the differential and decreases in the premium between the benchmark price for oil and natural gas and the 
wellhead price we receive could have a material adverse effect on our results of operations, financial condition and cash flows. 

We may incur substantial losses and be subject to substantial liability claims as a result of our oil and gas operations. 

We  are  not  insured  against  all  risks.    Losses  and  liabilities  arising  from  uninsured  and  underinsured  events  could  materially  and 
adversely affect our business, financial condition or results of operations.  Our oil and natural gas exploration and production activities 
are subject to all of the operating risks associated with drilling for and producing oil and natural gas, including the possibility of: 

• 

• 
• 
• 
• 

environmental  hazards,  such  as  uncontrollable  flows  of  oil,  gas,  brine,  well  fluids,  toxic  gas  or  other  pollution  into  the 
environment, including groundwater and shoreline contamination; 
abnormally pressured formations; 
mechanical difficulties, such as stuck oil field drilling and service tools and casing collapse; 
the loss of well control; 
fires and explosions; 

25 

 
 
• 
• 

personal injuries and death; and 
natural disasters. 

Any of these risks could adversely affect our ability to conduct operations or result in  substantial losses to our company.  We may 
elect not to obtain insurance if we believe that the cost of available insurance is excessive relative to the risks presented.  In addition, 
pollution  and  environmental  risks  generally  are  not  fully  insurable.    If  a  significant  accident  or  other  event  occurs  and  is  not  fully 
covered by insurance, then it could adversely affect us. 

We  have  limited  control  over  activities  on  properties  we  do  not  operate,  which  could  reduce  our  production  and  revenues  and 
increase capital expenditures. 

We operate 70% of our net productive oil and natural gas wells, which represents 85% of our proved developed producing reserves as 
of December 31, 2014.  If we do not operate the properties in which we own an interest, we do not have control over normal operating 
procedures,  expenditures  or  future  development  of  our  properties.    The  failure  of  an  operator  of  our  wells  to  adequately  perform 
operations or an operator’s breach of the applicable agreements could reduce our production and revenues.  The success and timing of 
our drilling and development activities on properties operated by others therefore depends upon a  number of  factors  outside of our 
control, including the operator’s decisions with respect to the timing and amount of capital expenditures, the period of time over which 
the  operator  seeks  to  generate  a  return  on  capital  expenditures,  inclusion  of  other  participants  in  drilling  wells,  and  the  use  of 
technology, as well as the operator’s expertise and financial resources and the operator’s relative interest in the field.  Operators may 
also  opt  to  decrease  operational  activities  following  a  significant  decline  in  oil  or  natural  gas  prices.    Because  we  do  not  have  a 
majority  interest  in  most  wells  we  do  not  operate,  we  may  not  be  in  a  position  to  remove  the  operator  in  the  event  of  poor 
performance.    Accordingly,  while  we  use  commercially  reasonable  efforts  to  cause  the  operator  to  act  as  a  reasonably  prudent 
operator, we are limited in our ability to do so. 

Our use of 3-D seismic data is subject to interpretation and may not accurately identify the presence of oil and gas, which could 
adversely affect the results of our drilling operations. 

Even when properly used and interpreted, 3-D seismic data and visualization techniques are only tools used to assist geoscientists in 
identifying subsurface structures and hydrocarbon indicators and do not enable the interpreter to know whether hydrocarbons are, in 
fact,  present  in  those  structures.    In  addition,  the  use  of  3-D  seismic  and  other  advanced  technologies  requires  greater  predrilling 
expenditures  than  traditional  drilling  strategies  do,  and  we  could  incur  losses  as  a  result  of  such  expenditures.    Thus,  some  of  our 
drilling activities may not be successful or economical, and our overall drilling success rate or our drilling success rate for activities in 
a particular area could decline.  We often gather 3-D seismic data over large areas.  Our interpretation of seismic data delineates for us 
those portions of an area that  we believe are desirable for drilling.  Therefore,  we  may  choose not to acquire option or lease rights 
prior to acquiring seismic data, and in many cases, we may identify hydrocarbon indicators before seeking option or lease rights in the 
location.  If we are not able to lease those locations on acceptable terms, it would result in our having made substantial expenditures to 
acquire and analyze 3-D seismic data without having an opportunity to attempt to benefit from those expenditures. 

Market conditions or operational impediments may hinder our access to oil and gas markets or delay our production. 

In connection with our continued development of oil and gas properties, we may be disproportionately exposed to the impact of delays 
or interruptions of production from wells in these properties, caused by transportation capacity constraints, curtailment of production 
or the interruption of transporting oil and gas volumes produced.  In addition, market conditions or a lack of satisfactory oil and gas 
transportation arrangements may hinder our access to oil and gas markets or delay our production.  The availability of a ready market 
for our oil, NGL and natural gas production depends on a number of factors, including the demand for and supply of oil, NGLs and 
natural  gas  and  the  proximity  of  reserves  to  pipelines  and  terminal  facilities.    Our  ability  to  market  our  production  depends 
substantially on the availability and capacity of gathering systems, pipelines and processing  facilities owned and operated by third-
parties.    Additionally,  entering  into  arrangements  for  these  services  exposes  us  to  the  risk  that  third  parties  will  default  on  their 
obligations under such arrangements.  Our failure to obtain such services on acceptable terms or the default by a third party on their 
obligation to provide such services could materially harm our business.  We may be required to shut in wells for a lack of a market or 
because access to gas pipelines, gathering systems or processing facilities may be limited or unavailable.  If that were to occur, then 
we would be unable to realize revenue from those wells until production arrangements were made to deliver the production to market. 

We are subject to complex laws that can affect the cost, manner or feasibility of doing business. 

Exploration,  development,  production  and  sale  of  oil  and  natural  gas  are  subject  to  extensive  federal,  state,  local  and  international 
regulation.  We may be required to make large expenditures to comply with governmental regulations.  Matters subject to regulation 
include: 

• 
• 

discharge permits for drilling operations; 
drilling bonds; 

26 

 
 
• 
• 
• 
• 

reports concerning operations; 
the spacing of wells; 
unitization and pooling of properties; and 
taxation. 

Under these laws, we could be liable for personal injuries, property damage and other damages.  Failure to comply with these laws 
also  may  result  in  the  suspension  or  termination  of  our  operations  and  subject  us  to  administrative,  civil  and  criminal  penalties.  
Moreover, these laws could change in ways that could substantially increase our costs.  Any such liabilities, penalties, suspensions, 
terminations or regulatory changes could materially and adversely affect our financial condition and results of operations. 

Our operations may incur substantial costs and liabilities to comply with environmental laws and regulations. 

Our oil and gas operations are subject to stringent federal, state and local laws and regulations relating to the release or disposal of 
materials  into  the  environment  or  otherwise  relating  to  environmental  protection.    These  laws  and  regulations  may  require  the 
acquisition of a permit before drilling commences; restrict the types, quantities and concentration of materials that can be released into 
the environment in connection with drilling and production activities; limit or prohibit drilling activities on certain lands lying within 
wilderness, wetlands and other protected areas; and impose substantial liabilities for pollution resulting from our operations.  Failure 
to comply with these laws and regulations may result in the assessment of administrative, civil and criminal penalties, incurrence of 
investigatory or remedial obligations, or the imposition of injunctive relief.  Under these environmental laws and regulations, we could 
be held strictly liable for the removal or remediation of previously released materials or property contamination regardless of whether 
we were responsible for the release or if our operations were standard in the industry at the time they were performed.  Private parties, 
including the surface owners of properties upon which we drill, may also have the right to pursue legal actions to enforce compliance 
as well as to seek damages for non-compliance with environmental laws and regulations or for personal injury or property damage.  
We  may  not  be  able  to  recover  some  or  any  of  these  costs  from  insurance.    Moreover,  federal  law  and  some  state  laws  allow  the 
government to place a lien on real property for costs incurred by the government to address contamination on the property. 

Changes  in  environmental  laws  and  regulations  occur  frequently  and  may  have  a  materially  adverse  impact  on  our  business.    For 
example,  in  2012,  the  EPA  published  final  rules  under  the  Federal  Clean  Air  Act  that  subject  oil  and  natural  gas  production, 
processing, transmission and  storage operations to regulation under the New  Source Performance Standards and  National Emission 
Standards for Hazardous Air Pollutants.  With regards to production activities, these rules require, among other things, the reduction 
of  volatile  organic  compound  emissions  from  certain  fractured  and  refractured  gas  wells  for  which  well  completion  operations  are 
conducted and, in particular, requiring some of these wells to use reduced emission completions, also known as “green completions,” 
after January 1, 2015.  These regulations also establish  specific  new requirements regarding emissions  from production-related  wet 
seal and reciprocating compressors, pneumatic controllers and storage vessels.  Any increased governmental regulation or suspension 
of oil and natural gas exploration or production activities that arises out of these incidents could result in higher operating costs, which 
could in turn adversely affect our operating results.  Also, for instance, any changes in laws or regulations that result in more stringent 
or costly material handling, storage, transport, disposal or cleanup requirements could require us to make significant expenditures to 
maintain compliance and may otherwise have a material adverse effect on our results of operations, competitive position or financial 
condition as well as those of the oil and gas industry in general. 

Climate change legislation or regulations restricting emissions of greenhouse gases could result in increased operating costs and 
reduced demand for oil and gas that we produce. 

On  December 15,  2009,  the  EPA  published  its  findings  that  emissions  of  carbon  dioxide,  methane  and  other  greenhouse  gases 
(“GHG”) present an endangerment to public health and the environment because emissions of such gases are, according to the EPA, 
contributing  to  the  warming  of  the  earth’s  atmosphere  and  other  climate  changes.    Based  on  these  findings,  the  EPA  has  begun 
adopting  and  implementing  regulations  that  restrict  emissions  of  GHG  under  existing  provisions  of  the  Federal  Clean  Air  Act  (the 
“CAA”), including one rule that limits emissions of GHG from motor vehicles beginning with the 2012 model year.  The EPA has 
asserted that these final motor vehicle GHG emission standards trigger the CAA construction and operating permit requirements for 
stationary  sources,  commencing  when  the  motor  vehicle  standards  took  effect  on  January 2,  2011.    On  June 3,  2010,  the  EPA 
published  its  final  rule  to  address  the  permitting  of  GHG  emissions  from  stationary  sources  under  the  Prevention  of  Significant 
Deterioration  (the  “PSD”)  and  Title V  permitting  programs.    This  rule  “tailors”  these  permitting  programs  to  apply  to  certain 
stationary sources of GHG emissions in a  multi-step process,  with the largest  sources first subject to permitting.   Further, facilities 
required  to  obtain  PSD  permits  for  their  GHG  emissions  are  required  to  reduce  those  emissions  consistent  with  guidance  for 
determining “best available control technology” standards for GHG, which guidance was published by the EPA in November 2010.  
Also  in  November  2010,  the  EPA  expanded  its  existing  GHG  reporting  rule  to  include  onshore  oil  and  natural  gas  production, 
processing, transmission, storage and distribution facilities.  This rule requires reporting of GHG emissions from such facilities on an 
annual basis with reporting beginning in 2012 for emissions occurring in 2011. 

In  June  2014,  the  Supreme  Court  upheld  most  of  the  EPA’s  GHG  permitting  requirements,  allowing  the  agency  to  regulate  the 
emission  of  GHG  from  stationary  sources  already  subject  to  the  PSD  and  Title  V  requirements.    Certain  of  our  equipment  and 

27 

 
 
installations  may  currently  be  subject  to  PSD  and  Title  V requirements  and  hence,  under  the  Supreme  Court’s  ruling,  may  also  be 
subject to the installation of controls to capture GHGs.  For any equipment or installation so subject, we may have to incur increased 
compliance costs to capture related GHG emissions. 

The EPA took additional action under the CAA in June 2014.  In accordance with President Obama’s Climate Action Plan, on June 
18,  2014,  the  EPA  proposed  rules  to  reduce  carbon  emissions  from  electric  generating  units.    The  proposal,  commonly  called  the 
“Clean Power Plan,” requires states to develop plans to reduce carbon emissions from fossil fuel-fired generating units commencing in 
2020, with the reductions to be fully phased in by 2030.  Each state is given a different carbon reduction target, but the EPA expects 
that, in the aggregate, the overall proposal will reduce carbon emissions from electric generating units by 30% from 2005 levels.  As 
proposed, states are given substantial flexibility in meeting their emission reduction targets and can generally choose to lower carbon 
emissions by replacing higher carbon generation, such as coal or natural gas, with lower carbon generation, such as efficient natural 
gas units or renewable energy alternatives.  It is not possible at this time to predict what requirements might be adopted by the EPA in 
the final rule expected in 2015, or how any such final rule would impact our business. 

In addition, both houses of Congress have actively considered legislation to reduce emissions of GHG, and many states have already 
taken legal measures to reduce emissions of GHG, primarily through the development of GHG inventories, greenhouse gas permitting 
and/or regional GHG “cap and trade” programs.  Most of these “cap and trade” programs work by requiring either major sources of 
emissions  or  major  producers  of  fuels  to  acquire  and  surrender  emission  allowances,  with  the  number  of  allowances  available  for 
purchase reduced each year until the overall GHG emission reduction goal is achieved.  In the absence of new legislation, the EPA is 
issuing new regulations that limit emissions of GHG associated with our operations which will require us to incur costs to inventory 
and reduce emissions of GHG associated with our operations and which could adversely affect demand for the oil, NGLs and natural 
gas that  we produce.  Finally, it should be noted that  many scientists  have concluded that increasing concentrations of GHG in the 
atmosphere may produce climate changes that have significant physical effects, such as increased frequency and severity of storms, 
droughts,  floods  and  other  climatic  events.    If  any  such  effects  were  to  occur,  they  could  have  an  adverse  effect  on  our  assets  and 
operations. 

Unless  we  replace  our  oil  and  natural  gas  reserves,  our  reserves  and  production  will  decline,  which  would  adversely  affect  our 
cash flows and results of operations. 

Unless we conduct successful exploration, development and production activities or acquire properties containing proved reserves, our 
proved reserves will decline as those reserves are produced.  Producing oil and natural gas reservoirs generally are characterized by 
declining production rates that vary depending upon reservoir characteristics and other factors.  Our future oil and natural gas reserves 
and production, and therefore our cash flow and income, are highly dependent on our success in efficiently developing and producing 
our current reserves and economically finding or acquiring additional recoverable reserves.  We may not be able to develop, find or 
acquire additional reserves to replace our current and future production. 

The loss of senior management or technical personnel could adversely affect us. 

To a large extent, we depend on the services of our senior management and technical personnel.  The loss of the services of our senior 
management or technical personnel, including James J. Volker, Chairman, President and Chief Executive  Officer; Peter W. Hagist, 
Senior  Vice  President,  Planning;  Rick  A.  Ross,  Senior  Vice  President,  Operations;  Mark  R.  Williams,  Senior  Vice  President, 
Exploration  and  Development;  Steven  A.  Kranker,  Vice  President,  Reservoir  Engineering/Acquisitions;  David  M.  Seery,  Vice 
President,  Land;  or  Michael  J.  Stevens,  Vice  President  and  Chief  Financial  Officer,  could  have  a  material  adverse  effect  on  our 
operations.  We do not maintain, nor do we plan to obtain, any insurance against the loss of any of these individuals. 

Competition in the oil and gas industry is intense, which may adversely affect our ability to compete. 

We operate in a highly competitive environment for acquiring properties, marketing oil and gas and securing trained personnel.  Many 
of  our  competitors  possess  and  employ  financial,  technical  and  personnel  resources  substantially  greater  than  ours,  which  can  be 
particularly  important  in  the  areas  in  which  we  operate.    Those  companies  may  be  able  to  pay  more  for  productive  oil  and  gas 
properties  and  exploratory  prospects  and  to  evaluate,  bid  for  and  purchase  a  greater  number  of  properties  and  prospects  than  our 
financial or personnel resources allow for.  Our ability to acquire additional prospects and to find and develop reserves in the future 
will  depend  on  our  ability  to  evaluate  and  select  suitable  properties  and  to  consummate  transactions  in  a  highly  competitive 
environment.  Also, there is substantial competition for available capital for investment in the oil and gas industry.  We may not be 
able to compete successfully in the future in acquiring prospective reserves, developing reserves, marketing hydrocarbons, attracting 
and retaining quality personnel and raising additional capital. 

28 

 
 
Certain  federal  income  tax  deductions  currently  available  with  respect  to  oil  and  gas  exploration  and  development  may  be 
eliminated or deferred as a result of future legislation. 

In February 2015, President Obama’s Administration released its proposed federal budget for fiscal year 2016 that would, if enacted 
into  law,  make  significant  changes  to  United  States  tax  laws,  including  the  elimination  of  certain  key  U.S.  federal  income  tax 
preferences currently available to oil and gas exploration and production companies.  Such changes include, but are not limited to: 

• 
• 
• 
• 

the repeal of the percentage depletion allowance for oil and gas properties; 
the elimination of current deductions for intangible drilling and development costs; 
the elimination of the deduction for U.S. oil and gas production activities; and 
an extension of the amortization period for certain geological and geophysical expenditures. 

It is unclear, however, whether any such changes will be enacted or how soon such changes could be effective.  The passage of any 
legislation containing these or similar changes in U.S. federal income tax law could eliminate or defer certain tax deductions that are 
currently  available  with  respect  to  oil  and  gas  exploration  and  development,  and  any  such  changes  could  negatively  affect  our 
financial condition and results of operations. 

In connection with the passage of the Dodd-Frank Wall Street Reform and Consumer Protection Act, new regulations forthcoming 
in this area may result in increased costs and cash collateral requirements for the types of oil and gas derivative instruments we 
use to manage our risks related to oil and gas commodity price volatility. 

On  July 21,  2010,  the  Dodd-Frank  Wall  Street  Reform  and  Consumer  Protection  Act  was  enacted  into  law.    This  financial  reform 
legislation includes provisions that require over-the-counter derivative transactions to be executed through an exchange or centrally 
cleared.    In  addition,  the  legislation  provides  an  exemption  from  mandatory  clearing  requirements  based  on  regulations  to  be 
developed by the Commodity Futures Trading Commission (the “CFTC”) and the SEC for transactions by non-financial institutions to 
hedge or mitigate commercial risk.  At the same time, the legislation includes provisions under which the CFTC may impose collateral 
requirements  for transactions, including those that are  used to hedge commercial risk.   However, during drafting of the legislation, 
members of Congress adopted report language and issued a public letter stating that it was not their intention to impose margin and 
collateral  requirements  on  counterparties  that  utilize  transactions  to  hedge  commercial  risk.    Final  rules  on  major  provisions  in  the 
legislation, like new margin requirements, will be established through rulemakings and will not take effect until 12 months after the 
date of enactment.  Although we cannot predict the ultimate outcome of these rulemakings, new regulations in this area may result in 
increased costs and cash collateral requirements for the types of oil and gas derivative instruments we use to hedge and to otherwise 
manage our financial risks related to volatility in oil and gas commodity prices. 

We depend on computer and telecommunications systems, and failures in our systems or cyber security attacks could significantly 
disrupt our business operations. 

We  have  entered  into  agreements  with  third  parties  for  hardware,  software,  telecommunications  and  other  information  technology 
services in connection with our business.  In addition, we have developed proprietary software systems, management techniques and 
other  information  technologies  incorporating  software  licensed  from  third  parties.    It  is  possible  we  could  incur  interruptions  from 
cyber security attacks, computer viruses or malware.  We believe that we have positive relations with our related vendors and maintain 
adequate  anti-virus  and  malware  software  and  controls;  however,  any  interruptions  to  our  arrangements  with  third  parties  for  our 
computing  and  communications  infrastructure  or  any  other  interruptions  to  our  information  systems  could  lead  to  data  corruption, 
communication interruption or otherwise significantly disrupt our business operations. 

We  may  experience  difficulties  in  integrating  Kodiak  into  our  businesses,  which  could  cause  the  combined  company  to  fail  to 
realize many of the anticipated potential benefits of the Kodiak Acquisition. 

We  acquired  Kodiak  with  the  expectation  that  the  acquisition  would  result  in  various  benefits,  including,  among  other  things, 
operating  efficiencies  and  cost  savings.    Achieving  the  anticipated  benefits  of  the  Kodiak  Acquisition  will  depend  in  part  upon 
whether  our  two  companies  integrate  our  businesses  in  an  efficient  and  effective  manner.    We  may  not  be  able  to  accomplish  this 
integration process successfully.  The difficulties of combining the two companies’ businesses potentially will include, among other 
things: 

• 

• 

the  necessity  of  addressing  possible  differences,  incorporating  cultures  and  management  philosophies  and  the  integration  of 
certain  operations  following  the  transaction  will  require  the  dedication  of  significant  management  resources,  which  may 
temporarily distract management’s attention from the day-to-day business of the combined company; and 
any inability of our management to cause best practices to be applied to the combined company’s business. 

29 

 
 
An inability to realize the full extent of the anticipated benefits of the transaction, as well as any delays encountered in the transition 
process, could have an adverse effect upon the revenues, level of expenses and operating results of the combined company, which may 
affect the value of our common stock. 

The market price of our common stock may decline in the future as a result of the Kodiak Acquisition. 

The  market  price  of  our  common  stock  may  decline  in  the  future  as  a  result  of  the  Kodiak  Acquisition  for  a  number  of  reasons, 
including the unsuccessful integration of Kodiak (including the reasons set forth in the preceding risk factor) or our failure to achieve 
the perceived benefits of the Kodiak Acquisition, including financial and operating results, as rapidly as or to the extent anticipated by 
financial or industry analysts.  These factors are, to some extent, beyond our control. 

Item 1B.       Unresolved Staff Comments 

None. 

30 

 
 
 
Item 2.        Properties 

Summary of Oil and Gas Properties and Projects 

Rocky Mountains Region 

Our  Rocky  Mountains  operations  include  assets  in  the  states  of  Colorado,  Montana,  North  Dakota,  Utah  and  Wyoming.    As  of 
December 31, 2014, our estimated proved reserves in the Rocky Mountains region were 635.7 MMBOE (83% oil), which represented 
81% of our total estimated proved reserves and contributed 116.2 MBOE/d of average daily production in the fourth quarter of 2014. 

Sanish and Parshall Fields.  Our Sanish and Parshall fields in Mountrail County, North Dakota target the Bakken and Three Forks 
formations and encompass approximately 169,900 gross (82,600 net) developed and undeveloped acres.  Net production in the Sanish 
and Parshall fields averaged 45.0 MBOE/d for the fourth quarter of 2014, representing a 2% decrease from 46.1 MBOE/d in the third 
quarter of 2014.  As of December 31, 2014, we had three drilling rigs active in the Sanish field.  Based on the success of our high 
density pilot programs in the Sanish field, we commenced a development program drilling nine Bakken wells per spacing unit in the 
area, an increase over our original plan of three to four wells per spacing unit.  Additionally, we have implemented a new slickwater 
fracture stimulation method using cemented liners at the Sanish field and are encouraged by the initial results. 

In order to process the produced gas stream from the Sanish wells, we constructed and brought on-line the Robinson Lake gas plant.  
The plant has a current processing capacity of 130 MMcf/d and fractionation equipment that allows us to convert NGLs into propane 
and butane, which end products can then be sold locally for higher realized prices. 

Lewis  &  Clark/Pronghorn  Fields.    Our  Lewis  &  Clark/Pronghorn  fields  are  located  primarily  in  the  Stark  and  Billings  counties  of 
North  Dakota  and  run  along  the  Bakken  shale  pinch-out  in  the  southern  Williston  Basin.    In  this  area,  the  Upper  Bakken  shale  is 
thermally mature and moderately over-pressured, and we believe that it has charged reservoir zones within the immediately underlying 
Pronghorn  Sand  and  Three  Forks  formations  (Middle  Bakken  and  Lower  Bakken  Shale  is  absent).    As  of  December  31,  2014,  the 
Lewis  &  Clark/Pronghorn  fields  encompassed  approximately  339,200  gross  (227,400  net)  developed  and  undeveloped  acres.    Net 
production in the Lewis & Clark/Pronghorn fields averaged 16.4 MBOE/d in the fourth quarter of 2014, representing a 2% decrease 
from 16.7 MBOE/d in the third quarter of 2014.  As of December 31, 2014, we had one drilling rig operating in the Pronghorn field, 
which utilizes drilling pads, with two or three wells being drilled from each pad.  We have implemented our new completion design in 
this field utilizing cemented liners and plug-and-perf technology based on our successful testing of this completion technique in 2013.  
Additionally, we are evaluating our slickwater fracture stimulation method at the Pronghorn field and are encouraged by the results. 

At our gas processing plant located south of Belfield, North Dakota, which primarily processes production from the Pronghorn area, 
there  is  currently  inlet  compression  in  place  to  process  35  MMcf/d.    As  of  December  31,  2014  the  plant  was  processing  over  23 
MMcf/d.  In May 2012, we sold a 50% ownership interest in the plant, gathering systems and related facilities.  We retained a 50% 
ownership interest and continue to operate the Belfield plant and facilities. 

Hidden Bench/Tarpon Fields.  Our Hidden Bench and Tarpon fields in McKenzie County, North Dakota target the Bakken and Three 
Forks  formations  and  encompass  approximately  121,300  gross  (69,000  net)  developed  and  undeveloped  acres  and  18,800  gross 
(13,900  net)  developed  and  undeveloped  acres,  respectively,  as  of  December  31,  2014.    Net  production  at  Hidden  Bench/Tarpon 
averaged  22.6  MBOE/d  in  the  fourth  quarter  of  2014,  which  represents  a  40%  increase  from  16.2  MBOE/d  in  the  third  quarter  of 
2014.    Contributing  to  this  period  over  period  production  increase  was  net  production  added  as  a  result  of  the  Kodiak  Acquisition 
totaling 10.7 MBOE/d from December 8, 2014, the closing date of the acquisition, through December 31, 2014.  As of December 31, 
2014, we had four drilling rigs active in the Hidden Bench field.  We have also implemented our new completion design at our Hidden 
Bench/Tarpon  fields,  utilizing  cemented  liners  and  plug-and-perf  technology  incorporating  three  to  five  perforation  clusters  per 
fracture stage.  This new design has generated positive results, demonstrated by average increases of 20% in initial production rates, as 
well as 30, 60 and 90-day production rates, from wells recently drilled in these fields.  At our Tarpon field we have also implemented 
a  completion  technique  using  cemented  liners  and  coiled  tubing,  and  at  our  Hidden  Bench  field,  based  on  the  success  of  our  high 
density drilling pilot in this area,  we initiated a development program of  drilling eight  wells per  spacing  unit, an increase over our 
original plan of four wells per spacing unit. 

Cassandra  Field.    Our  Cassandra  field  in  Williams  County,  North  Dakota  targets  the  Bakken  and  Three  Forks  formations  and 
encompasses approximately 29,800 gross (14,000 net) developed and undeveloped acres as of December 31, 2014.  As of December 
31, 2014, we had one drilling rig active in the  Cassandra  field.  In 2014,  we improved  our completion design in  this area utilizing 
cemented liners and plug-and-perf technology with increased proppant volumes resulting in significant improvements in performance. 

Missouri  Breaks  Field.    As  of  December  31,  2014,  we  had  approximately  130,300  gross  (82,600  net)  developed  and  undeveloped 
acres  at  our  Missouri  Breaks  field  located  in  Richland  County,  Montana  and  McKenzie  County,  North  Dakota.    We  have  drilled 
successful wells on the western, eastern and southern portions of our acreage in this area.  In the fourth quarter of 2014, net production 
from the Missouri Breaks field averaged 6.6 MBOE/d, representing an 8% increase from 6.1 MBOE/d in the third quarter of 2014.  As 

31 

 
 
of December 31, 2014, we had three drilling rigs active in the Missouri Breaks field.  We have implemented a new completion design 
at  this  field,  utilizing  cemented  liners,  plug-and-perf  technology  and  higher  sand  volumes,  and  this  new  design  has  significantly 
improved initial production rates.  In addition, we continue to evaluate the slickwater fracture stimulation method used in this area and 
are encouraged by the initial results. 

Other Northern Rocky Mountains.  As of December 31, 2014, we had four drilling rigs operating in new areas of the Williston Basin 
that were acquired in the Kodiak Acquisition.  We plan to release two of these rigs during the first quarter of 2015. 

Redtail  Field.    Our  Redtail  field  in  the  DJ  Basin  in  Weld  County,  Colorado  targets  the  Niobrara  formation  and  encompasses 
approximately 185,700 gross (132,200 net) developed and undeveloped acres as of December 31, 2014.  In the fourth quarter of 2014, 
net production from the Redtail field averaged 10.2 MBOE/d, representing an 18% increase from 8.6 MBOE/d in the third quarter of 
2014.  Our development plan at Redtail currently includes drilling up to eight Niobrara “B” wells per spacing unit and eight Niobrara 
“A” wells per spacing unit.  We are currently completing wells drilled from the Horsetail 30F pad in this area to test a high-density 
pattern in the Niobrara “A”, “B” and “C” zones, with 32 wells per spacing unit.  As of December 31, 2014, we had four drilling rigs 
operating in this area.  As a result of the recent decline in crude oil prices, we plan to decrease the number of rigs operating in this area 
to three for most of 2015.  We have implemented our updated completion design at this field, utilizing cemented liners, plug-and-perf 
technology and higher sand volumes, which has been yielding improved production results. 

In April 2014, we brought online the Redtail gas plant to process the associated gas produced by our wells in this area.  The plant’s 
current inlet capacity is 20 MMcf/d, and we plan to further expand the plant’s capacity to 70 MMcf/d in the second quarter of 2015. 

Permian Basin Region 

Our  Permian  Basin  operations  include  assets  in  Texas  and  New  Mexico.    As  of  December  31,  2014,  the  Permian  Basin  region 
contributed 133.0 MMBOE (83% oil) of estimated proved reserves to our portfolio of operations, which represented 17% of our total 
estimated proved reserves and contributed 11.5 MBOE/d of average daily production in the fourth quarter of 2014. 

North Ward Estes Field.  The North Ward Estes field includes five base leases with 100% working interests in approximately 64,900 
gross (62,900 net) developed and undeveloped acres in Ward and Winkler counties, Texas.  Current production from our EOR project 
is from the Yates formation at 2,600 feet, which is the primary producing zone, with additional production from other zones including 
the Queen at 3,000 feet. 

The  North  Ward  Estes  field  has  been  responding  positively  to  the  water  and  CO2  floods  that  we  initiated  in  May  2007.    We  are 
currently injecting  CO2 into  one of the  largest phases of our eight-phase project at North Ward Estes, and all  phases  of the  project 
subject to CO2 flood procedures continue to respond positively.  In the fourth quarter of 2014, production from the field averaged 9.7 
MBOE/d,  which  represents  a  2%  increase  from  9.5  MBOE/d  in  the  third  quarter  of  2014.    As  of  December  31,  2014,  we  were 
injecting approximately 410 MMcf/d of CO2 in this field, over half of which is recycled. 

North Ward Estes’ proved reserves at December 31, 2014 were 40% proved undeveloped.  In order to fully develop the reserves at this 
field  within our currently planned  timeframe,  we  will  need to utilize  significant quantities of purchased  CO2.   As of  December 31, 
2014, we currently have under contract the future volumes of CO2 that we believe are necessary to develop the field’s PUDs over at 
least the next seven years.  In addition, we are currently planning for future sources of CO2 capable of generating sufficient quantities 
to carry out the development of all probable and possible reserves at North Ward Estes.  However, we cannot provide assurance with 
respect to the timing or actual quantities of CO2 that will be obtainable for the development of this field’s oil and gas reserves. 

Other 

Our  other  operations  primarily  relate  to  assets  in  Arkansas,  Michigan,  Oklahoma  and  Texas.    As  of  December  31,  2014,  these 
properties contributed 11.6 MMBOE (35% oil) of proved reserves to our portfolio of operations, which represented 2% of our total 
estimated proved reserves and contributed 3.6 MBOE/d of average daily production in the fourth quarter of 2014. 

32 

 
 
Reserves 

As of December 31, 2014, all of our oil and gas reserves are attributable to properties within the United States.  A summary of our oil 
and gas reserves as of December 31, 2014 based on average fiscal-year prices (calculated as the unweighted arithmetic average of the 
first-day-of-the-month price for each month within the 12-month period ended December 31, 2014) is as follows: 

Oil 
(MBbl) 

NGLs 
(MBbl) 

Natural Gas 
(MMcf) 

Total 
(MBOE) 

Proved reserves 

Developed .................................................................
Undeveloped .............................................................
Total proved—December 31, 2014 ................................

Probable reserves 

Developed .................................................................
Undeveloped .............................................................
Total probable—December 31, 2014 .............................

Possible reserves 

Developed .................................................................
Undeveloped .............................................................
Total possible—December 31, 2014 ..............................

333,593 
310,036 
643,629 

10,665 
323,579 
334,244 

25,363 
154,741 
180,104 

28,935 
25,749 
54,684 

3,032 
15,685 
18,717 

7,116 
18,728 
25,844 

298,237 
193,783 
492,020 

6,463 
271,610 
278,073 

2,682 
114,923 
117,605 

412,234 
368,082 
780,316 

14,774 
384,532 
399,306 

32,926 
192,623 
225,549 

Proved  reserves.    Estimates  of  proved  developed  and  undeveloped  reserves  are  inherently  imprecise  and  are  continually  subject  to 
revision based on production history, results of additional exploration and development, price changes and other factors. 

In 2014, total extensions and discoveries of 174.8  MMBOE were primarily attributable to successful drilling at our Redtail, Sanish, 
Hidden Bench,  Missouri Breaks, Pronghorn, Tarpon and Cassandra fields.  Both the new  wells  drilled in these  areas as  well as the 
PUD locations added as a result of drilling increased our proved reserves. 

In 2014, total sales of  minerals in place of 2.1 MMBOE  were primarily attributable to  the disposition of  properties in the Big Tex 
prospect, further described in “Acquisitions and Divestitures”  within Item 1 of  this  Annual  Report on Form 10-K, as  well as other 
property divestitures in the Lucky Ditch, Whiskey Springs and Bridger Lake fields, which decreased our proved reserves. 

In 2014, total purchases of minerals in place of 195.6 MMBOE were primarily attributable to the Kodiak Acquisition, whereby we 
acquired  interests  in  778  producing  oil  and  gas  wells  and  undeveloped  acreage  in  the  Williston  Basin,  as  further  described  in 
“Acquisitions and Divestitures” within Item 1 of this Annual Report on Form 10-K, which increased our proved reserves. 

In  2014,  revisions  to  previous  estimates  increased  proved  developed  and  undeveloped  reserves  by  a  net  amount  of  15.3  MMBOE.  
Included in these revisions were (i) 15.6 MMBOE of net upward adjustments attributable to reservoir analysis and well performance 
and (ii) 0.3 MMBOE of downward adjustments caused by lower crude oil prices incorporated into our reserve estimates at December 
31, 2014 as compared to December 31, 2013. 

Proved  undeveloped  reserves.    Our  PUD  reserves  increased  98%  or  182.0  MMBOE  on  a  net  basis  from  December 31,  2013  to 
December 31, 2014.  The following table provides a reconciliation of our PUDs for the year ended December 31, 2014: 

PUD balance—December 31, 2013 .................................................................................................................
Converted to proved developed through drilling ........................................................................................
Converted to proved developed at EOR projects ........................................................................................
Added from extensions and discoveries ......................................................................................................
Removed for five-year rule .........................................................................................................................
Removed due to low commodity prices ......................................................................................................
Purchased ....................................................................................................................................................
Sold .............................................................................................................................................................
Revisions .....................................................................................................................................................
PUD balance—December 31, 2014 .................................................................................................................

33 

Total 
(MBOE) 

186,096 
(30,064) 
(7,940) 
135,615 
(2,168) 
(218) 
94,166 
- 
(7,405) 
368,082 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
 
 
   
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
   
 
 
 
   
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
   
 
 
 
   
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
 
 
 
During 2014, we incurred $767 million in capital expenditures, or $25.51 per BOE, to drill and bring on-line 30.1 MMBOE of PUD 
reserves.  Also during 2014, 7.9 MMBOE of PUD volumes became proved developed reserves at our CO2 EOR project in the North 
Ward  Estes  field,  at  a  cost  of  $39.58  per  BOE.    Combining  the  PUD  drilling  conversions  with  the  PUD  EOR  conversions,  we 
converted PUDs to proved developed reserves at a cost of $28.45 per BOE during 2014. 

In addition, we added 135.6 MMBOE of PUD volumes from extensions and discoveries during the year, and this increase in proved 
undeveloped reserves was primarily due to additional PUD locations added based on successful drilling in the Northern and Central 
Rockies areas and additional PUD reserves being assigned to our North Ward Estes EOR project. 

During 2014, we added total PUD volumes of 94.2 MMBOE through acquisitions, of which 90.5 MMBOE were attributable to the 
Kodiak Acquisition. 

Based on our 2014 year end independent engineering reserve report, we will drill all of our individual PUD drilling locations within 
five years of the date such PUDs were added.  However, we do have certain quantities of proved undeveloped reserves in the North 
Ward Estes field that will remain in the PUD category for periods extending beyond five years because of certain external factors that 
preclude the development of the North Ward Estes EOR PUDs all at once.  Due to the large areal extent of the field, this CO2 EOR 
project  will  progress  through  the  field  in  a  sequential  manner  as  earlier  injection  areas  are  completed  and  new  injection  areas  are 
initiated.   External  factors  that  preclude  the  execution  of  the  CO2  project  throughout  the  field  all  at  the  same  time  include:  (i)  the 
volume  of  injection  water  necessary  to  re-pressure  the  reservoir  in  advance  of  the  CO2  injection,  (ii)  the  volume  of  purchased  and 
recycled CO2 necessary to be injected to process the oil in the reservoir, and (iii) the equipment and manpower necessary to build the 
infrastructure and prepare the wells for the EOR project.  Our staged development plan is designed to expand the project as quickly 
and efficiently as possible to fully develop the field. 

Probable reserves.  Estimates of probable developed and undeveloped reserves are inherently imprecise.  When producing an estimate 
of the amount of oil and gas that is recoverable from a particular reservoir, an estimated quantity of probable reserves is an estimate 
that  is  as  likely  as  not  to  be achieved.    Estimates  of  probable  reserves  are  also  continually  subject  to revision  based  on  production 
history, results of additional exploration and development, price changes and other factors. 

We use deterministic methods to estimate probable reserve quantities, and when deterministic methods are used, it is as likely as not 
that actual remaining quantities recovered will exceed the sum of estimated proved plus probable reserves.  Probable reserves may be 
assigned to areas of a reservoir adjacent to proved reserves where data control or interpretations of available data are less certain and 
even  if  the  interpreted  reservoir  continuity  of  structure  or  productivity  does  not  meet  the  reasonable  certainty  criterion.    Probable 
reserves may be assigned to areas that are structurally higher than the proved area if these areas are in communication with the proved 
reservoir.  Probable reserve estimates also include potential incremental quantities associated with a greater percentage recovery of the 
hydrocarbons in place than assumed for proved reserves. 

Increases in probable reserves during 2014 were primarily attributable to 1,916 new probable well locations that were added in 2014 
as a result of the Kodiak Acquisition as well as drilling activity across the Rocky Mountains region.  Offsetting these increases were 
14.0  MMBOE  of  probable  reserves  that  were  converted  to  proved  reserves  during  2014,  primarily  at  our  Redtail  field  and  various 
fields in the Northern Rocky Mountains. 

Possible  reserves.    Estimates  of  possible  developed  and  undeveloped  reserves  are  also  inherently  imprecise.    When  producing  an 
estimate of the amount of oil and gas that is recoverable from a particular reservoir, an estimated quantity of possible reserves is an 
estimate that might be achieved, but only under more favorable circumstances than are likely.  Estimates of possible reserves are also 
continually subject to revision based on production history, results of additional exploration and development, price changes and other 
factors. 

We use deterministic methods to estimate possible reserve quantities, and when deterministic methods are used to estimate possible 
reserve quantities, the total quantities ultimately recovered from a project have a low probability of exceeding proved plus probable 
plus possible reserves.  Possible reserves may be assigned to areas of a reservoir adjacent to probable reserves where data control and 
interpretations of available data are progressively less certain.  Frequently, this will be in areas where geoscience and engineering data 
are unable to define clearly the area and vertical limits of commercial production from the reservoir.  Possible reserves also include 
incremental quantities associated with a greater percentage recovery of the hydrocarbons in place than the recovery quantities assumed 
for probable reserves. 

Possible reserves may be assigned where geoscience and engineering data identify directly adjacent portions of a reservoir within the 
same  accumulation  that  may  be  separated  from  proved  areas  by  faults  with  displacement  less  than  formation  thickness  or  other 
geological  discontinuities  and  that  have  not  been  penetrated  by  a  wellbore,  and  we  believe  that  such  adjacent  portions  are  in 
communication with the known (proved) reservoir.  Possible reserves may be assigned to areas that are structurally higher or lower 
than the proved area if these areas are in communication with the proved reservoir. 

34 

 
 
Possible reserves increased during 2014 primarily due to successful drilling at our Redtail, Sanish, Parshall, Lewis & Clark/Pronghorn 
and Hidden Bench fields.  Offsetting these increases were 7.0 MMBOE of possible reserves that were converted to probable during 
2014 at our North Ward Estes field and various other fields in the Northern Rocky Mountains, and 11.8 MMBOE of possible reserves 
were converted to proved during 2014 at the same areas. 

At December 31, 2014, our probable reserves  were estimated to be 399.3  MMBOE and our possible reserves  were estimated to be 
225.5 MMBOE, for a total of 624.8 MMBOE.  The EOR project at our North Ward Estes field represented 110.3 MMBOE, or 18%, 
of our total 624.8 MMBOE probable and possible reserve quantities.  In order to fully develop the EOR probable and possible reserves 
at North Ward Estes, we  will need to utilize significant quantities of purchased CO2.  We are currently planning for future sources 
capable of generating sufficient CO2 quantities to carry out the development of all probable and possible reserves at North Ward Estes.  
However, the availability of future CO2 supplies is subject to uncertainty and may require significant future capital expenditures by us, 
and  we  cannot  therefore  provide  assurance  with  respect  to  the  timing  or  actual  quantities  of  CO2  that  will  be  obtainable  for  the 
development of such reserves. 

Preparation of reserves estimates.  We maintain adequate and effective internal controls over the reserve estimation process as well as 
the  underlying  data  upon  which  reserve  estimates  are  based.    The  primary  inputs  to  the  reserve  estimation  process  are  comprised  of 
technical  information,  financial  data,  ownership  interests  and  production  data.    All  field  and  reservoir  technical  information,  which  is 
updated annually, is assessed for validity  when the reservoir engineers hold technical meetings with geoscientists, operations and land 
personnel to discuss field performance and to validate future development plans.  Current revenue and expense information is obtained 
from our accounting records, which are subject to our internal controls over financial reporting.  Internal controls over financial reporting 
are  assessed  for  effectiveness  annually  using  the  criteria  set  forth  in  Internal  Control  –  Integrated  Framework  (2013)  issued  by  the 
Committee  of  Sponsoring  Organizations  of  the  Treadway  Commission.    All  current  financial  data  such  as  commodity  prices,  lease 
operating expenses, production taxes and  field commodity  price differentials are  updated in the reserve database  and then analyzed  to 
ensure  that  they  have  been  entered  accurately  and  that  all  updates  are  complete.    Our  current  ownership  in  mineral  interests  and  well 
production data are also subject to the aforementioned internal controls over financial reporting, and they are incorporated into the reserve 
database as well and verified to ensure their accuracy and completeness.  Once the reserve database has been entirely updated with current 
information,  and  all  relevant  technical  support  material  has  been  assembled,  our  independent  engineering  firm  Cawley,  Gillespie  & 
Associates, Inc. (“CG&A”) meets with our technical personnel in our Denver and Midland offices to review field performance and future 
development plans.  Following these reviews, the reserve database and supporting data is furnished to CG&A so that they can prepare 
their  independent  reserve  estimates  and  final  report.    Access  to  our  reserve  database  is  restricted  to  specific  members  of  the  reservoir 
engineering department. 

CG&A is a Texas Registered Engineering Firm.  Our primary contact at CG&A is Mr. Robert D. Ravnaas, President.  Mr. Ravnaas is a 
State of Texas Licensed Professional Engineer.  See Exhibit 99.2 of this Annual Report on Form 10-K for the Report of Cawley, Gillespie 
& Associates, Inc. and further information regarding the professional qualifications of Mr. Ravnaas. 

Our Vice President of Reservoir Engineering and Acquisitions is responsible for overseeing the preparation of the reserves estimates.  He 
has  over  30  years  of  experience,  the  majority  of  which  has  involved  reservoir  engineering  and  reserve  estimation,  and  he  holds  a 
Bachelor’s  degree  in  petroleum  engineering  from  the  Colorado  School  of  Mines.    He  is  also  a  member  of  the  Society  of  Petroleum 
Engineers. 

35 

 
 
Acreage 

The following table summarizes gross and net developed and undeveloped acreage by state at December 31, 2014.  Net acreage is our 
percentage ownership of gross acreage.  Acreage in which our interest is limited to royalty and overriding royalty interests has been 
excluded. 

Developed Acreage 
Net 

Gross 

 Undeveloped Acreage (2) 
Gross 

Net 

California ..........................
Colorado ...........................
Louisiana ...........................
Michigan ...........................
Montana ............................
New Mexico ......................
North Dakota.....................
Oklahoma ..........................
Texas .................................
Utah...................................
Wyoming ..........................
Other (1) .............................
Total .............................
_____________________ 
(1)  Other includes Alabama, Arkansas, Kansas, Mississippi and Nebraska. 

25,548   
71,493   
23,867   
139,390   
97,406   
17,625   
813,348   
56,610   
252,273   
14,301   
89,162   
9,810   

3,606   
51,181   
9,191   
61,221   
58,886   
6,387   
474,804   
28,391   
136,831   
6,972   
44,596   
4,588   

-   
195,372   
100,697   
289,465   
107,825   
123,412   
293,266   
406   
23,772   
431,488   
44,729   
912   

1,611,344 

1,610,833 

886,654 

- 
119,981 
91,472 
245,868 
68,172 
114,045 
209,876 
68 
18,061 
273,295 
31,548 
349 
1,172,735 

Total Acreage 

Gross 

25,548 
266,865 
124,564 
428,855 
205,231 
141,037 
1,106,614 
57,016 
276,045 
445,789 
133,891 
10,722 
3,222,177 

Net 

3,606 
171,162 
100,663 
307,089 
127,058 
120,432 
684,680 
28,459 
154,892 
280,267 
76,144 
4,937 
2,059,389 

(2)  Out of a total of 1,611,344 gross (1,172,735 net) undeveloped acres as of December 31, 2014, the portion of our net undeveloped 
acres that is subject to expiration over the next three years, if not successfully developed or renewed, is approximately 26% in 
2015, 29% in 2016 and 13% in 2017. 

36 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
   
   
   
   
   
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
   
 
 
 
 
 
 
Production History 

The following table presents historical information about our produced oil and gas volumes: 

Year Ended December 31, 
2013 

2014 

2012 

Oil production (MMBbl) ..................................................................................
NGL production (MMBbl) ..............................................................................
Natural gas production (Bcf)............................................................................
Total production (MMBOE) ............................................................................
Daily production (MBOE/d) ............................................................................
North Ward Estes field production (1) 

Oil production (MMBbl) ..........................................................................
NGL production (MMBbl) .......................................................................
Natural gas production (Bcf) ....................................................................
Total production (MMBOE) .....................................................................

Sanish field production (1) 

Oil production (MMBbl) ..........................................................................
NGL production (MMBbl) .......................................................................
Natural gas production (Bcf) ....................................................................
Total production (MMBOE) .....................................................................

Average sales prices (before the effects of hedging): 

33.5 
3.3 
30.2 
41.8 
114.5 

3.1 
0.4 
0.3 
3.6 

9.9 
1.1 
5.9 
12.0 

27.0 
2.8 
26.9 
34.3 
94.1 

2.9 
0.4 
0.3 
3.4 

9.8 
1.1 
4.8 
11.7 

23.1 
2.8 
25.8 
30.2 
82.5 

2.8 
0.3 
0.3 
3.2 

9.0 
1.2 
3.6 
10.8 

Oil (per Bbl) ..............................................................................................
NGLs (per Bbl) .........................................................................................
Natural gas (per Mcf) ................................................................................

  $ 
  $ 
  $ 

81.50 
39.17 
5.53 

  $ 
  $ 
  $ 

90.39 
40.41 
4.04 

  $ 
  $ 
  $ 

83.86 
39.36 
3.42 

Average production costs: 

Production costs (per BOE) (2) ..................................................................

  $ 

11.24 

  $ 

11.94 

  $ 

11.92 

_____________________ 
(1)  The North Ward Estes and Sanish fields were our only fields that contained 15% or more of our total proved reserve volumes as 

of December 31, 2014. 

(2)  Production costs reported above exclude from lease operating expenses ad valorem taxes of $27  million ($0.65 per BOE), $20 
million ($0.59 per BOE) and $16 million ($0.54 per BOE) for the years ended December 31, 2014, 2013 and 2012, respectively. 

Productive Wells 

The following table summarizes gross and net productive oil and natural gas wells by region at December 31, 2014.  A net well is our 
percentage ownership of a gross well.  Wells in which our interest is limited to royalty and overriding royalty interests are excluded. 

Oil Wells 

Gross 

Net 

Natural Gas Wells 
Net 

Gross 

Total Wells(1) 

Gross 

Net 

Rocky Mountains .....................
Permian Basin ..........................
Other (2) ....................................
Total ..................................

4,670  
4,098  
467  
9,235  

1,653  
1,746  
209  
3,608  

413  
374  
1,632  
2,419  

215  
111  
537  
863  

5,083  
4,472  
2,099  
11,654  

1,868 
1,857 
746 
4,471 

_____________________ 
(1)  137 wells have multiple completions.  These 137 wells contain a total of 341 completions.  One or more completions in the same 

bore hole are counted as one well. 

(2)  Other primarily includes oil and gas properties located in Arkansas, Michigan, Oklahoma and Texas. 

We have an interest in or operate 32 EOR projects, which include either secondary (waterflood) or tertiary (CO2 injection) recovery 
efforts, and aggregate production from such EOR fields averaged 12.0 MBOE/d during 2014 or 10% of our 2014 daily production.  
For these areas, we need to use enhanced recovery techniques in order to maintain oil and gas production from these fields. 

37 

 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
   
 
   
 
 
 
 
 
 
 
  
   
 
 
 
 
  
   
 
 
 
 
  
   
 
 
 
 
  
   
 
 
 
 
  
   
 
 
 
 
   
   
 
   
 
 
  
   
 
 
 
 
  
   
 
 
 
 
  
   
 
 
 
 
  
   
 
 
 
 
   
   
 
   
 
 
  
   
 
 
 
 
  
   
 
 
 
 
  
   
 
 
 
 
  
   
 
 
 
 
   
   
 
   
 
 
  
  
  
   
   
 
   
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
  
 
  
 
  
 
 
Oil and Gas Drilling Activity 

We  are  engaged  in  numerous  drilling  activities  on  properties  presently  owned,  and  we  intend  to  drill  or  develop  other  properties 
acquired in the future.  The following table sets forth our oil and gas drilling activity for the last three years.  Wells drilled to develop 
our CO2 reserves at our Bravo Dome field in New Mexico have not been included in the drilling activity table below.  A dry well is an 
exploratory, development or extension well that proves to be incapable of producing either oil or gas in sufficient quantities to justify 
completion  as  an  oil  or  gas  well.    A  productive  well  is  an  exploratory,  development  or  extension  well  that  is  not  a  dry  well.    The 
information below should not be considered indicative of future performance, nor should it be assumed that there is necessarily any 
correlation between the number of productive wells drilled and quantities of reserves found. 

2014: 

Development ..........................
Exploratory .............................
Total ...................................

2013: 

Development ..........................
Exploratory .............................
Total ...................................

2012: 

Development ..........................
Exploratory .............................
Total ...................................

Productive 

Gross Wells 
Dry 

Total 

  Productive 

Net Wells 
Dry 

Total 

571 
34 
605 

376 
43 
419 

324 
68 
392 

1 
5  (1) 
6  

1 
8 
9 

- 
5 
5 

572 
39 
611 

377 
51 
428 

324 
73 
397 

231.5 
21.5 
253.0 

185.5 
35.2 
220.7 

140.4 
47.8 
188.2 

0.4 
3.7 
4.1 

1 
7.5 
8.5 

- 
4.7 
4.7 

231.9 
25.2 
257.1 

186.5 
42.7 
229.2 

140.4 
52.5 
192.9 

_____________________ 
(1)  During 2014, we drilled six CO2 wells at our Bravo Dome field that were exploratory dry holes and that have not been included in 

the drilling results above. 

As  of  December  31,  2014,  we  had  21  operated  drilling  rigs  active  on  our  properties.    The  breakdown  of  our  operated  rigs  by 
geographic area is as follows: 

Northern Rocky Mountains ............................................................................................................................    
Central Rocky Mountains ..............................................................................................................................    
North Ward Estes ...........................................................................................................................................    
Total ............................................................................................................................................................  

Drilling Rigs 
16 
4 
1 
21 

Hydraulic Fracturing 

Hydraulic fracturing is a common practice in the oil and gas industry that is used to stimulate production of hydrocarbons from tight 
oil and gas formations.  The process involves the injection of water, sand and chemicals under pressure into formations to fracture the 
surrounding rock and stimulate production.  This process has typically been regulated by state oil and gas commissions.  However, as 
described  in  more  detail  in  “Business  –  Regulation  –  Environmental  Regulations  –  Hydraulic  Fracturing”  in  Item  1  of  this  Annual 
Report  on  Form  10-K,  the  EPA  has  initiated  the  regulation  of  hydraulic  fracturing;  other  federal  agencies  are  examining  hydraulic 
fracturing;  and  federal  legislation  is  pending  with  respect  to  hydraulic  fracturing.    We  have  utilized  hydraulic  fracturing  in  the 
completion  of  our  wells  in  our  most  active  areas  located  in  the  states  of  Colorado,  Michigan,  Montana,  North  Dakota,  Texas  and 
Wyoming and we plan to continue to utilize this completion methodology. 

Whiting’s proved undeveloped reserve quantities that are associated with hydraulic fracture treatments consist of substantially all of 
our proved undeveloped reserves, or 368.1 MMBOE. 

On February 13, 2014, we had a well control incident during drilling operations involving one well in our Hidden Bench field in North 
Dakota.    The  well  was  quickly  brought  under  control  with  no  liquids  leaving  the  location,  and  there  were  no  resulting  injuries.  
Appropriate  regulatory  agencies  were  notified  of  the  incident.    Other  than  this  incident,  we  are  not  aware  of  any  environmental 
incidents or citations or suits that have occurred during the last three years related to hydraulic fracturing operations involving oil and 
gas properties that we operate or in which we own a non-operated interest. 

38 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
 
 
 
 
 
   
 
 
 
 
 
    
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
 
 
 
 
 
   
 
 
 
 
 
 
    
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
 
 
 
 
 
   
 
 
 
 
 
 
    
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
In order to minimize any potential environmental impact from hydraulic fracture treatments, we have taken the following steps: 

• 

• 

• 

• 

• 

• 
• 

we follow fracturing and flowback procedures that comply with or exceed North Dakota Industrial Commission or other state 
requirements; 
we train all company and contract personnel, who are responsible for well preparation, fracture stimulation and flowback, on our 
procedures; 
we  have  implemented  the  incremental  procedures  of  running  a  well  casing  caliper,  visually  inspecting  the  surface  joint  of 
intermediate  casing;  and  if  a  lighter  wall  joint  of  casing  or  drilling  wear  is  detected,  the  minimum  burst  pressure  is  reduced 
accordingly; 
for  wells  that  are  within  one  mile  of  major  bodies  of  water  or  locations  that  lead  to  bodies  of  water,  we  construct  sufficient 
berming around the well location prior to initiating fracturing operations; 
we  run  fracturing  strings  in  certain  situations  when  extra  precaution  is  warranted,  such  as  where  the  anticipated  maximum 
treating pressure for the well is greater than the pressure rating of the intermediate casing or in areas located within one mile of 
major bodies of water; 
we conduct annual emergency incident response drills in all of our active areas; and 
we  are  a  member  of  the  Sakakawea  Area  Spill  Response  LLC  (“SASR”),  which  is  composed  of  13  oil  and  gas  related 
companies  operating  in  the  Missouri  River  and  Lake  Sakakawea  region  of  North  Dakota.    Members  agreed  to  share  spill 
response resources and maintain SASR-owned water response equipment that can be accessed quickly in the early stages of a 
spill. 

While we do not have insurance policies in effect that are intended to provide coverage for losses solely related to hydraulic fracturing 
operations, we do have general liability and excess liability insurance policies that we believe would cover third-party claims related 
to hydraulic fracturing operations and associated legal expenses in accordance with, and subject to, the terms of such policies.  

Delivery Commitments 

Our production sales agreements contain customary terms  and conditions  for the oil and natural  gas industry, generally provide for 
sales based on prevailing market prices in the area, and generally have terms of one year or less. 

We have also entered into physical delivery contracts  which require us to deliver fixed volumes of crude oil.  As of  December 31, 
2014, we  had delivery commitments  totaling 12.4 MMBbl of crude oil (or 37% of total 2014  oil production), 17.8  MMBbl (53%), 
19.6 MMBbl (59%), 21.5 MMBbl (64%), 23.3 MMBbl (70%) and 6.0 MMBbl (18%) for the years ended December 31, 2015 through 
2020, respectively.  These contracts are tied to oil production at our Redtail field in the DJ Basin in Weld County, Colorado.  As of 
December 31, 2014, we determined that it is no longer probable that future oil production from our Redtail field will be sufficient to 
meet the  minimum  volume requirements  specified in these  physical delivery contracts, and as a result,  we expect to  make periodic 
deficiency payments for any shortfalls in delivering the minimum committed volumes.  We currently anticipate that we  will under-
deliver  by  a  total  of  approximately  10.4  MMBbl  over  the  duration  of  the  contracts,  which  would  require  undiscounted  aggregate 
deficiency  payments  of  approximately  $49  million  over  the  next  5  years.    We  recognize  any  monthly  deficiency  payments  in  the 
period  in  which  the  underdelivery  takes  place  and  the  related  liability  has  been  incurred.    See  “Quantitative  and  Qualitative 
Disclosures  about  Market  Risk”  in  Item  7A  of  this  Annual  Report  on  Form  10-K  for  more  information  about  our  delivery 
commitments under these agreements. 

Item 3.        Legal Proceedings 

Whiting is subject to litigation claims and governmental and regulatory proceedings arising in the ordinary course of business.  It is 
management’s  opinion  that  all  claims  and  litigation  we  are  involved  in  are  not  likely  to  have  a  material  adverse  effect  on  our 
consolidated financial position, cash flows or results of operations. 

Item 4.        Mine Safety Disclosures 

Not applicable. 

39 

 
 
 
 
 
EXECUTIVE OFFICERS OF THE REGISTRANT 

The  following  table  sets  forth  certain  information,  as  of  February  13,  2015,  regarding  the  executive  officers  of  Whiting  Petroleum 
Corporation: 

Name 
James J. Volker ......................................................
Peter W. Hagist ......................................................
Rick A. Ross ..........................................................
Mark R. Williams ..................................................
Bruce R. DeBoer ....................................................
Heather M. Duncan ................................................
Steven A. Kranker ..................................................
David M. Seery ......................................................
Michael J. Stevens .................................................
Brent P. Jensen .......................................................

Age  Position 
   68  Chairman, President and Chief Executive Officer  
   54  Senior Vice President, Planning 
   56  Senior Vice President, Operations 
   58  Senior Vice President, Exploration and Development 
   62  Vice President, General Counsel and Corporate Secretary 
   44  Vice President, Human Resources 
   53  Vice President, Reservoir Engineering and Acquisitions 
   60  Vice President, Land 
   49  Vice President and Chief Financial Officer 
   45  Controller and Treasurer 

The following biographies describe the business experience of our executive officers: 

James J. Volker joined us in August 1983 as Vice President of Corporate Development and served in that position through April 1993.  
In  March  1993,  he  became  a  contract  consultant  to  us  and  served  in  that  capacity  until  August  2000,  at  which  time  he  became 
Executive  Vice  President  and  Chief  Operating  Officer.    Mr.  Volker  was  appointed  President  and  Chief  Executive  Officer  and  a 
director  in  January  2002  and  Chairman  of  the  Board  in  January  2004.    Effective  January  1,  2011,  Mr.  Volker  stepped  down  as 
President, but continued as  Chairman and Chief Executive Officer.  Effective June 2014, he  was again elected President and Chief 
Executive  Officer.    Mr.  Volker  was  co-founder,  Vice  President  and  later  President  of  Energy  Management  Corporation  from  1971 
through 1982.  He has 43  years of experience in the oil and gas industry.  Mr. Volker has a Bachelor’s  degree in finance  from the 
University of Denver, an MBA from the University of Colorado and has completed H. K. VanPoolen and Associates’ course of study 
in reservoir engineering. 

Peter  W.  Hagist  joined  us  in  October  2005  as  Vice  President,  Operations-Midland.    In  June  2014,  he  was  elected  Senior  Vice 
President of Planning.  Mr. Hagist has 33 years of experience in the oil and gas industry and 25 years of experience managing tertiary 
recovery operations.  Prior to joining Whiting, he  held  management and professional positions  with Kinder Morgan CO2 Company 
and Pennzoil Exploration and Production Company.  Mr. Hagist holds a Bachelor of Science degree in Petroleum Engineering from 
the Colorado School of Mines.  He is a registered Professional Engineer and a member of the Society of Petroleum Engineers. 

Rick A. Ross joined us in March 1999 as an Operations Manager.  In May 2007, he became Vice President of Operations and in June 
2014, he was elected Senior Vice President of Operations.  Mr. Ross has 32 years of oil and gas experience, including 17 years with 
Amoco Production Company where he served in various technical and managerial positions.  Mr. Ross holds a Bachelor of Science 
degree in mechanical engineering from the South Dakota School of Mines and Technology.  He is a registered Professional Engineer, 
a member of the Society of Petroleum Engineers and was a past Chairman of the North Dakota Petroleum Council. 

Mark R. Williams joined us in December 1983 as Exploration Geologist and has been Vice President of Exploration and Development 
since December 1999.  Mr. Williams was elected Senior Vice President, Exploration and Development effective January 1, 2011.  He 
has 34 years of domestic and international experience in the oil and gas industry.  Mr. Williams holds a Master’s degree in geology 
from the Colorado School of Mines and a Bachelor’s degree in geology from the University of Utah. 

Bruce R. DeBoer joined us as Vice President, General Counsel and Corporate Secretary in January 2005.  From January 1997 to May 
2004, Mr. DeBoer served as Vice President, General Counsel and Corporate Secretary of Tom Brown, Inc., an independent oil and gas 
exploration  and  production  company.    Mr.  DeBoer  has  35  years  of  experience  in  managing  the  legal  departments  of  several 
independent oil and gas companies.  He holds a Bachelor of Science degree in political science from South Dakota State University 
and received his J.D. and MBA degrees from the University of South Dakota. 

Heather M. Duncan joined us in February 2002 as Assistant Director of Human Resources and in January 2003 became Director of 
Human  Resources.  In January 2008, she  was appointed Vice President of Human Resources.  Ms. Duncan  has  18  years of human 
resources  experience  in  the  oil  and  gas  industry.    She  holds  a  Bachelor  of  Arts  degree  in  anthropology  and  an  MBA  from  the 
University of Colorado.  She is a certified Senior Professional in Human Resources. 

Steven A. Kranker joined us in March 2013 as First Director – Acquisitions and Reservoir Engineering and became Vice President of 
Reservoir  Engineering  and  Acquisitions  in  July  2013.    Prior  to  joining  Whiting,  Mr.  Kranker  held  positions  at  several  companies 
engaged in oil and gas exploration and development, including Manager of Reserves at Bill Barrett Corporation from June 2012 to 
March 2013, President of Earth Energy Reserves, Inc. from July 2010 to June 2012, and various positions at Forest Oil Corporation, 

40 

 
 
 
 
 
 
including  Corporate  Engineering  Manager,  from  May  2001  to  July  2010.    Mr.  Kranker  has  30  years  of  acquisition  and  reservoir 
engineering experience, including Brunei Shell Petroleum, Arco Alaska Inc., Maxus Exploration, Conoco Inc. and Shell Western E&P 
Inc.    He  received  his  Bachelor  of  Science  degree  in  petroleum  engineering  from  the  Colorado  School  of  Mines.    Mr.  Kranker  is  a 
member of the Society of Petroleum Engineers. 

David  M.  Seery  joined  us  as  our  Manager  of  Land  in  July  2004  as  a  result  of  our  acquisition  of  Equity  Oil  Company,  where  he  was 
Manager of Land and Manager of Equity’s Exploration Department, positions he had held for more than five years.  He became our Vice 
President of Land in January 2005.  Mr. Seery has 34 years of land experience including staff and managerial positions with Marathon Oil 
Company.  Mr. Seery holds a Bachelor of Science degree in business administration from the University of Montana.  He is a registered 
Land Professional and has held various duties with the Denver Association of Petroleum Landmen. 

Michael  J.  Stevens  joined  us  in  May  2001  as  Controller,  became  Treasurer  in  January  2002  and  became  Vice  President  and  Chief 
Financial Officer in March 2005.  His 28 years of oil and gas experience includes eight years of service in various positions including 
Chief Financial Officer, Controller, Secretary and Treasurer at Inland Resources Inc., a company engaged in oil and gas exploration 
and development.  He spent seven years in public accounting with Coopers & Lybrand in Minneapolis, Minnesota.  He is a graduate 
of Mankato State University of Minnesota and is a Certified Public Accountant. 

Brent P. Jensen joined us in August 2005 as Controller, and he became Controller and Treasurer in January 2006.  He was previously 
with PricewaterhouseCoopers L.L.P. in Houston, Texas, where he held various positions in their oil and gas audit practice since 1994, 
which  included  assignments  of  four  years  in  Moscow,  Russia  and  three  years  in  Milan,  Italy.    He  has  21  years  of  oil  and  gas 
accounting  experience  and  is  a  Certified  Public  Accountant.    Mr.  Jensen  holds  a  Bachelor  of  Arts  degree  from  the  University  of 
California, Los Angeles. 

Executive officers are elected by, and serve at the discretion of, the Board of Directors.  There are no family relationships between any 
of our directors or executive officers. 

41 

 
 
PART II 

Item  5.       Market  for  the  Registrant’s  Common  Equity,  Related  Stockholder  Matters  and  Issuer  Purchases  of  Equity 

Securities 

Whiting  Petroleum  Corporation’s  common  stock  is  traded  on  the  New  York  Stock  Exchange  under  the  symbol  “WLL.”    The 
following table shows the high and low sale prices for our common stock for the periods presented. 

Fiscal Year Ended December 31, 2014 

Fourth quarter (ended December 31, 2014) .......................................................

Third quarter (ended September 30, 2014) ........................................................

Second quarter (ended June 30, 2014) ...............................................................

First quarter (ended March 31, 2014) .................................................................

Fiscal Year Ended December 31, 2013 

Fourth quarter (ended December 31, 2013) .......................................................

Third quarter (ended September 30, 2013) ........................................................

Second quarter (ended June 30, 2013) ...............................................................

First quarter (ended March 31, 2013) .................................................................

 $ 

 $ 

 $ 

 $ 

 $ 

 $ 

 $ 

 $ 

On February 13, 2015, there were 809 holders of record of our common stock. 

High 

Low 

78.99 

92.92 

82.35 

72.32 

70.57 

60.65 

50.96 

52.02 

 $ 

 $ 

 $ 

 $ 

 $ 

 $ 

 $ 

 $ 

24.13 

76.28 

68.46 

54.93 

56.40 

46.13 

42.44 

43.60 

We have not paid any dividends on our common stock since we were incorporated in July 2003, and we do not anticipate paying any 
such dividends on our common stock in the foreseeable future.  We currently intend to retain future earnings, if any, to finance the 
expansion of our business.  Our future dividend policy is within the discretion of our board of directors and will depend upon various 
factors, including our financial position, cash flows, results of operations, capital requirements and investment opportunities.  Except 
for  limited  exceptions,  our  credit  agreement  restricts  our  ability  to  make  any  dividends  or  distributions  on  our  common  stock.  
Additionally, the indentures governing our senior and senior subordinated notes (including Kodiak’s senior notes) contain restrictive 
covenants that may limit our ability to pay cash dividends on our common stock. 

Information  relating  to  compensation  plans  under  which  our  equity  securities  are  authorized  for  issuance  is  set  forth  in  Part III, 
Item 12 of this Annual Report on Form 10-K. 

The following information in this Item 5 of this Annual Report on Form 10-K is not deemed to be “soliciting material” or to be “filed” 
with the SEC or subject to Regulation 14A or 14C under the Securities Exchange Act of 1934 or to the liabilities of Section 18 of the 
Securities Exchange Act of 1934, and will not be deemed to be incorporated by reference into any filing under the Securities Act of 
1933 or the Securities Exchange Act of 1934, except to the extent we specifically incorporate it by reference into such a filing. 

The  following  graph  compares  on  a  cumulative  basis  changes  since  December  31,  2009  in  (a) the  total  stockholder  return  on  our 
common stock with (b) the total return on the Standard & Poor’s Composite 500 Index and (c) the total return on the Dow Jones U.S. 
Oil Companies, Secondary Index.  Such changes have been measured by dividing (a) the sum of (i) the amount of dividends for the 
measurement  period,  assuming  dividend  reinvestment,  and  (ii) the  difference  between  the  price  per  share  at  the  end  of  and  the 
beginning of the measurement period, by (b) the price per share at the beginning of the measurement period.  The graph assumes $100 
was invested on December 31, 2009 in our common stock, the Standard & Poor’s Composite 500 Index and the Dow Jones U.S. Oil 
Companies, Secondary Index. 

42 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
  
  
 
 
 
 
 
 
  
  
  
  
 
  
 
Whiting Petroleum Corporation ..................................
Standard & Poor’s Composite 500 Index....................
Dow Jones U.S. Exploration & Production Index ......

 $ 

  12/31/2009    12/31/2010    12/31/2011    12/31/2012    12/31/2013    12/31/2014 
 92 
 131   $ 
 185 
 113    
 132 
 110    

 164   $ 
 113    
 116    

 173   $ 
 166    
 150    

 121   $ 
 128    
 115    

 100   $ 
 100    
 100    

43 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
   
  
   
 
  
 
 
 
 
Item 6.        Selected Financial Data 

The consolidated statements of income and statements of cash flows information for the years ended December 31, 2014, 2013 and 
2012 and the consolidated balance sheet information at December 31, 2014 and 2013 are derived from our audited financial statements 
included  elsewhere  in  this  report.    The  consolidated  statements  of  income  and  statements  of  cash  flows  information  for  the  years 
ended December 31, 2011 and 2010 and the consolidated balance sheet information at December 31, 2012, 2011 and 2010 are derived 
from audited financial statements that are not included in this report.  Our historical results include the results from our recent proved 
property  acquisitions  beginning  on  the  following  closing  dates:  properties  related  to  the  Kodiak  Acquisition,  December  8,  2014; 
properties  in  North  Dakota  and  Montana,  September  20,  2013;  and  properties  in  Colorado,  September  9,  2010.    In  addition,  our 
historical results also include the effects of our recent proved property divestitures beginning on the following closing dates: properties 
in the Postle field, July 15, 2013; and properties in Texas, October 31, 2013.  

2014 

Year Ended December 31, 
2012 

2013 

2011 

(in millions, except per share data) 

Consolidated Statements of Income Information: 
Revenues and other income: 

Oil, NGL and natural gas sales ......................................
Gain (loss) on hedging activities ...................................
Amortization of deferred gain on sale ...........................
Gain on sale of properties ..............................................
Interest income and other ..............................................
Total revenues and other income ................................

   $  

3,024.6 
— 
30.5 
27.6 
2.3 
3,085.0 

  $  

2,666.5 

  $  

(1.9)   
31.7 
128.6 
3.4 
2,828.3 

  $  

  $  

2,137.7 
2.3 
29.5 
3.4 
0.5 
2,173.4 

1,860.1 
8.8 
13.9 
16.3 
0.5 
1,899.6 

Costs and expenses: 

2010 

1,475.3 
23.2 
15.6 
1.4 
0.6 
1,516.1 

305.5 
139.2 
468.2 
84.6 
85.0 
62.5 
— 
(0.9)   
(24.8)   

376.4 
171.6 
684.7 
167.0 
108.6 
75.2 
— 
13.8 
(85.9)   

430.2 
225.4 
891.5 
453.2 
138.0 
112.9 
4.4 
(7.0)   
7.8 
2,256.4 
571.9 
205.9 
366.0 
0.1 
366.1 

496.9 
253.0 
1,089.5 
854.4 
177.2 
170.6 
— 
— 
(100.5)   
2,941.1 
143.9 
79.2 
64.7 
0.1 
64.8 
— 
64.8 
0.53 
0.53 

Lease operating .............................................................
Production taxes ............................................................
Depreciation, depletion and amortization ......................
Exploration and impairment (1) ......................................
General and administrative ............................................
Interest expense .............................................................
Loss on early extinguishment of debt ............................
Change in Production Participation Plan liability ..........
Commodity derivative (gain) loss, net...........................
Total costs and expenses .............................................
Income before income taxes ...............................................
Income tax expense ............................................................
Net income .........................................................................
Net loss attributable to noncontrolling interest ...................
Net income available to shareholders .................................
Preferred stock dividends (2) ...............................................
Net income available to common shareholders ..................
Earnings per common share, basic (3) .................................
Earnings per common share, diluted (3) ...............................
Other Financial Information: 
Net cash provided by operating activities ...........................
Net cash used in investing activities ...................................
Net cash provided by (used in) financing activities ............
Capital expenditures ...........................................................
Consolidated Balance Sheet Information: 
Total assets .........................................................................
Long-term debt ...................................................................
Total equity (4) ....................................................................
_____________________ 
(1)  Includes  proved  oil  and  gas  property  impairments  of  $587  million  and  CO2  property  impairments  of  $42  million  for  the  year 
ended December 31, 2014, and proved oil and gas property impairments of $267 million for the year ended December 31, 2013. 

268.3 
103.9 
393.9 
59.4 
64.7 
59.1 
6.2 
12.1 
7.1 
974.7 
541.4 
204.8 
336.7 
— 
336.7 
(64.0) 
272.7 
2.57 
2.55 

  $  
1,192.1 
(1,760.0)    $  
  $  
  $  

  $  
1,815.3 
(2,860.5)    $  
  $  
  $  

  $  
1,744.7 
(1,902.5)    $  
  $  
  $  

  $  
1,401.2 
(1,780.3)    $  
  $  
  $  

1,511.4 
662.0 
247.9 
414.1 
0.1 
414.2 

1,119.3 
780.3 
288.7 
491.6 
0.1 
491.7 

   $   14,019.5 
   $  
5,628.8 
   $  
5,703.0 

997.3 
(914.6) 
(75.7) 
923.8 

4,648.8 
800.0 
2,531.3 

7,272.4 
1,800.0 
3,453.2 

6,045.6 
1,380.0 
3,029.1 

8,833.5 
2,653.8 
3,836.7 

365.5 
3.09 
3.06 

413.1 
3.51 
3.48 

490.6 
4.18 
4.14 

  $  
  $  
  $  
  $  

  $  
  $  
  $  

  $  
  $  
  $  

  $  
  $  
  $  

  $  
  $  
  $  

  $  
  $  
  $  

  $  
  $  
  $  

  $  
  $  
  $  

  $  
  $  
  $  

812.4 
2,772.7 

423.9 
2,888.4 

408.1 
2,171.5 

564.8 
1,804.3 

  $  
  $  
  $  

(1.1)   

(1.1)   

(0.5)   

44 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
     
 
   
 
   
 
   
 
   
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
 
 
 
 
 
 
 
 
 
 
 
 
      
 
  
  
 
  
 
  
      
 
  
 
  
 
  
 
  
      
 
  
 
  
 
  
 
  
      
 
  
 
  
 
  
 
  
      
 
  
 
  
 
  
 
  
   
 
 
 
 
 
 
 
 
 
 
 
 
 
      
 
  
 
  
 
  
 
  
      
 
  
 
  
 
  
 
  
      
 
  
 
  
 
  
 
  
      
 
  
 
  
 
  
 
  
      
 
  
 
  
 
  
 
  
      
 
  
 
  
 
  
 
  
      
 
  
 
  
 
  
 
  
      
 
  
  
 
  
  
      
  
 
  
  
  
      
 
  
 
  
 
  
 
  
  
   
 
 
 
 
 
 
 
 
 
 
 
 
 
     
 
 
 
 
 
 
 
 
 
 
 
 
 
     
 
 
 
 
 
 
 
 
 
 
 
 
 
     
 
 
 
 
 
 
 
 
 
 
 
 
 
     
 
 
 
 
 
 
 
 
 
 
 
 
 
     
 
 
 
 
 
 
 
 
 
 
  
  
  
   
  
 
  
 
  
 
  
 
 
  
  
  
  
   
 
 
 
 
 
 
 
 
 
 
 
 
 
 
(2)  The year ended December 31, 2010 includes a cash premium of $47.5 million for the induced conversion of our 6.25% Perpetual 

Preferred Stock. 

(3)  On  January 26,  2011,  our  Board  of  Directors  approved  a  two-for-one  split  of  the  Company's  shares  of  common  stock  to  be 
effected in the form of a stock dividend effective February 22, 2011.  Earnings per common share, basic and diluted for periods 
prior to February 2011 have been retroactively adjusted to reflect the stock split. 

(4)  No cash dividends were declared or paid on our common stock during the periods presented. 

45 

 
 
 
 
 
Item 7.        Management’s Discussion and Analysis of Financial Condition and Results of Operations 

Unless  the  context  otherwise  requires,  the  terms  “Whiting,”  “we,”  “us,”  “our”  or  “ours”  when  used  in  this  Item  refer  to  Whiting 
Petroleum  Corporation,  together  with  its  consolidated  subsidiaries,  Whiting  Oil  and  Gas  Corporation  (“Whiting  Oil  and  Gas”), 
Whiting US Holding Company, Whiting Canadian Holding Company ULC (formerly Kodiak Oil & Gas Corp., “Kodiak”), Whiting 
Resources Corporation (formerly Kodiak Oil & Gas (USA) Inc.) and Whiting Programs, Inc.  When the context requires, we refer to 
these  entities  separately.    This  document  contains  forward-looking  statements,  which  give  our  current  expectations  or  forecasts  of 
future events.  Please refer to “Forward-Looking Statements” at the end of this Item for an explanation of these types of statements. 

Overview 

We are an independent oil and gas company engaged in exploration, development, acquisition and production activities primarily in 
the Rocky Mountains and Permian Basin regions of the United States.  Since 2006, we have increased our focus on organic drilling 
activity and on the development of previously acquired properties, specifically on projects that we believe provide the opportunity for 
repeatable  successes  and  production  growth,  while  continuing  to  selectively  pursue  acquisitions  that  complement  our  existing  core 
properties, such as the recent acquisition of Kodiak (the “Kodiak Acquisition”) discussed below under “Acquisitions and Divestiture 
Highlights”.  We believe the combination of acquisitions, subsequent development and organic drilling provides us with a broad set of 
growth alternatives and allows us to direct our capital resources to what we consider to be the most advantageous investments.  We 
also  believe  that  our  significant  drilling  inventory,  combined  with  our  operating  experience  and  cost  structure,  provides  us  with 
meaningful organic growth opportunities.  Our growth plan is centered on the following activities: 

• 
• 
• 
• 

pursuing the development of projects that we believe will generate attractive rates of return; 
allocating a portion of our exploration and development budget to leasing and exploring prospect areas; 
maintaining a balanced portfolio of lower risk, long-lived oil and gas properties that provide stable cash flows; and 
seeking  property  acquisitions  that  complement  our  core  areas,  such  as  the  recent  Kodiak  Acquisition  discussed  below  under 
“Acquisition and Divestiture Highlights”. 

We  have  historically  acquired  operated  and  non-operated  properties  that  exceed  our  rate  of  return  criteria.    For  acquisitions  of 
properties with additional development and exploration potential, our focus has been on acquiring operated properties so that we can 
better  control  the  timing  and  implementation  of  capital  spending.    In  some  instances,  we  have  been  able  to  acquire  non-operated 
property  interests  at  attractive  rates  of  return  that  established  a  presence  in  a  new  area  of  interest  or  that  have  complemented  our 
existing operations.  We intend to continue to acquire both operated and non-operated interests to the extent we believe they meet our 
return criteria.  In addition, our willingness to acquire non-operated properties in new geographic regions provides us with geophysical 
and geologic data in some cases that leads to further acquisitions in the same region, whether on an operated or non-operated basis. 

We continually evaluate our current property portfolio and sell properties when we believe that the sales price realized will provide an 
above average rate of return for the property or when the property no longer matches the profile of properties we desire to own. 

Our revenue, profitability and future growth rate depend on many factors which are beyond our control, such as economic, political 
and regulatory developments and competition from other sources of energy, as well as the other items discussed in “Risk Factors” in 
Item  IA  of  this  Annual  Report  on  Form  10-K.    Oil  and  gas  prices  historically  have  been  volatile  and  may  fluctuate  widely  in  the 
future.  The following table highlights the quarterly average NYMEX price trends for crude oil and natural gas prices since the first 
quarter of 2013: 

Crude oil ...........
Natural gas ........

  $ 
  $ 

Q1 
 94.34   $ 
 3.34   $ 

Q2 
 94.23   $ 
 4.10   $ 

Q3 
 105.82   $ 
 3.58   $ 

Q4 
 97.50   $ 
 3.60   $ 

Q1 
 98.62   $ 
 4.93   $ 

Q2 
 102.98   $ 
 4.68   $ 

Q3 
 97.21   $ 
 4.07   $ 

Q4 

 73.12 
 4.04 

2013 

2014 

Oil  prices  have  fallen  significantly  since  reaching  highs  of  over  $105.00  per  Bbl  in  June  2014,  dropping  below  $45.00  per  Bbl  in 
January 2015.  Natural gas prices have also declined from over $4.80 per Mcf in April 2014 to below $2.60 per Mcf in February 2015.  
In addition, forecasted prices for both oil and gas for 2015 have also declined.  Lower oil, NGL and natural gas prices may not only 
decrease  our  revenues,  but  may  also  reduce  the  amount  of  oil  and  natural  gas  that  we  can  produce  economically  and  therefore 
potentially  lower  our  oil  and  gas  reserves.    A  substantial  or  extended  decline  in  oil,  NGL  or  natural  gas  prices  may  result  in 
impairments of our proved oil and gas properties and may materially and adversely affect our future business, financial condition, cash 
flows, results of operations, liquidity or ability to finance planned capital expenditures.  Lower oil, NGL and natural gas prices may 
also reduce the amount of our borrowing base under our credit agreement,  which is determined at the discretion of the lenders and 
which is based on the collateral value of our proved reserves  that have been  mortgaged to the lenders.   Upon a redetermination, if 
borrowings in excess of the revised borrowing capacity were outstanding, we could be forced to immediately repay a portion of the 
debt outstanding under our credit agreement.  In addition, higher oil and natural gas prices may result in significant mark-to-market 
losses being incurred on our commodity-based derivatives, which may in turn cause us to experience net losses. 

46 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
   
 
   
 
   
 
   
 
   
 
   
 
   
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
For a discussion of material changes to our proved, probable and possible reserves from December 31, 2013 to December 31, 2014 
and our ability to convert PUDs to proved developed reserves, probable reserves to proved reserves, and possible reserves to probable 
or  proved  reserves,  see  “Reserves”  in  Item  2  of  this  Annual  Report  on  Form  10-K.    Additionally,  for  a  discussion  relating  to  the 
minimum remaining terms of our leases, see “Acreage” in Item 2 of this Annual Report on Form 10-K, and for a discussion on our 
need to use enhanced recovery techniques, see “Productive Wells” in Item 2 of this Annual Report on Form 10-K. 

2014 Highlights and Future Considerations 

Operational Highlights. 

Sanish and Parshall Fields.  Our Sanish and Parshall fields in Mountrail County, North Dakota target the Bakken and Three Forks 
formations.  Net production in the Sanish and Parshall fields averaged 45.0 MBOE/d for the fourth quarter of 2014, representing a 2% 
decrease from 46.1 MBOE/d in the third quarter of 2014.  As of December 31, 2014, we had three drilling rigs active in the Sanish 
field.  Based on the success of our high density pilot programs in the Sanish field, we commenced a development program drilling 
nine Bakken wells per spacing unit in the area, an increase over our original plan of three to four wells per spacing unit.  Additionally, 
we have implemented a new slickwater fracture stimulation method using cemented liners at the Sanish field and are encouraged by 
the initial results. 

Lewis  &  Clark/Pronghorn  Fields.    Our  Lewis  &  Clark/Pronghorn  fields  are  located  primarily  in  the  Stark  and  Billings  counties  of 
North  Dakota  and  run  along  the  Bakken  shale  pinch-out  in  the  southern  Williston  Basin.    In  this  area,  the  Upper  Bakken  shale  is 
thermally mature and moderately over-pressured, and we believe that it has charged reservoir zones within the immediately underlying 
Pronghorn Sand and Three Forks formations (Middle Bakken and  Lower Bakken Shale is absent).  Net production in the  Lewis  & 
Clark/Pronghorn fields averaged 16.4 MBOE/d in the fourth quarter of 2014, representing a 2% decrease from 16.7 MBOE/d in the 
third quarter of 2014.  As of December 31, 2014, we had one drilling rig operating in the Pronghorn field, which utilizes drilling pads, 
with two or three wells being drilled from each pad.  We have implemented our new completion design in this field utilizing cemented 
liners  and  plug-and-perf  technology  based  on  our  successful  testing  of  this  completion  technique  in  2013.    Additionally,  we  are 
evaluating our slickwater fracture stimulation method at the Pronghorn field and are encouraged by the results. 

At our gas processing plant located south of Belfield, North Dakota, which primarily processes production from the Pronghorn area, 
there  is  currently  inlet  compression  in  place  to  process  35  MMcf/d.    As  of  December  31,  2014  the  plant  was  processing  over  23 
MMcf/d.  In May 2012, we sold a 50% ownership interest in the plant, gathering systems and related facilities.  We retained a 50% 
ownership interest and continue to operate the Belfield plant and facilities. 

Hidden Bench/Tarpon Fields.  Our Hidden Bench and Tarpon fields in McKenzie County, North Dakota target the Bakken and Three 
Forks formations.  Net production at Hidden Bench/Tarpon averaged 22.6 MBOE/d in the fourth quarter of 2014, which represents a 
40% increase from 16.2  MBOE/d in the third quarter of 2014.  Contributing to this period over period production increase was net 
production  added  as  a  result  of  the  Kodiak  Acquisition  totaling  10.7  MBOE/d  from  December  8,  2014,  the  closing  date  of  the 
acquisition, through December 31, 2014.  As of December 31, 2014, we had four drilling rigs active in the Hidden Bench field.  We 
have also  implemented our new completion design at our  Hidden Bench/Tarpon fields,  utilizing cemented liners and  plug-and-perf 
technology  incorporating  three  to  five  perforation  clusters  per  fracture  stage.    This  new  design  has  generated  positive  results, 
demonstrated  by  average  increases  of  20%  in  initial  production  rates,  as  well  as  30,  60  and  90-day  production  rates,  from  wells 
recently  drilled  in  these  fields.    At  our  Tarpon  field  we  have  also  implemented  a  completion  technique  using  cemented  liners  and 
coiled  tubing,  and  at  our  Hidden  Bench  field,  based  on  the  success  of  our  high  density  drilling  pilot  in  this  area,  we  initiated  a 
development program of drilling eight wells per spacing unit, an increase over our original plan of four wells per spacing unit. 

Cassandra  Field.    Our  Cassandra  field  in  Williams  County,  North  Dakota  targets  the  Bakken  and  Three  Forks  formations.    As  of 
December 31, 2014, we had one drilling rig active in the Cassandra field.  In 2014, we improved our completion design in this area 
utilizing  cemented  liners  and  plug-and-perf  technology  with  increased  proppant  volumes  resulting  in  significant  improvements  in 
performance. 

Missouri  Breaks  Field.    Our  Missouri  Breaks  field,  which  is  located  in  Richland  County,  Montana  and  McKenzie  County,  North 
Dakota, targets the Middle Bakken formation.  We have drilled successful wells on the western, eastern and southern portions of our 
acreage in this area.  In the fourth quarter of 2014, net production from the Missouri Breaks field averaged 6.6 MBOE/d, representing 
an 8%  increase from 6.1 MBOE/d in  the  third quarter of 2014.  As of December 31, 2014,  we  had three drilling rigs active in the 
Missouri  Breaks  field.    We  have  implemented  a  new  completion  design  at  this  field,  utilizing  cemented  liners,  plug-and-perf 
technology and higher sand volumes, and this new design has significantly improved initial production rates.  In addition, we continue 
to evaluate the slickwater fracture stimulation method used in this area and are encouraged by the initial results. 

Redtail Field.  Our Redtail field in the Denver Julesberg Basin (“DJ Basin”) in Weld County, Colorado targets the Niobrara formation.  
In the fourth quarter of 2014, net production from the Redtail field averaged 10.2  MBOE/d, representing an 18% increase from 8.6 
MBOE/d in the third quarter of 2014.  Our development plan at Redtail currently includes drilling up to eight Niobrara “B” wells per 

47 

 
 
spacing unit and eight Niobrara “A” wells per spacing unit.  We are currently completing wells drilled from the Horsetail 30F pad in 
this area to test a high-density pattern in the Niobrara “A”, “B” and “C” zones, with 32 wells per spacing unit.  As of December 31, 
2014, we had  four drilling rigs operating in this area.   We have implemented our  updated completion design at  this  field,  utilizing 
cemented liners, plug-and-perf technology and higher sand volumes, which has been yielding improved production results. 

In April 2014, we brought online the Redtail gas plant to process the associated gas produced from our wells in this area.  The plant’s 
current inlet capacity is 20 MMcf/d, and we plan to further expand the plant’s capacity to 70 MMcf/d in the second quarter of 2015. 

North Ward Estes Field.  The North Ward Estes field is located in the Ward and Winkler counties in Texas, and we continue to have 
significant development and related infrastructure activity in this field since we acquired it in 2005.  Our activity at North Ward Estes 
to date has resulted in production increases and substantial reserve additions, and our expansion of the CO2 flood in this area continues 
to generate positive results. 

North  Ward  Estes  has  been  responding  positively  to  the  water  and  CO2  floods  that  we  initiated  in  May  2007.    We  are  currently 
injecting CO2 into one of the largest phases of our eight-phase project at North Ward Estes, and all phases of the project subject to 
CO2 flood procedures continue to respond positively.  Net production from North Ward Estes averaged 9.7 MBOE/d for the fourth 
quarter of 2014, which represents a 2% increase from 9.5 MBOE/d in the third quarter of 2014.  As of December 31, 2014, we were 
injecting approximately 410 MMcf/d of CO2 into the field, over half of which is recycled. 

Whiting  USA  Trust  I.    On  January  28,  2015,  the  net  profits  interest  that  Whiting  conveyed  to  Whiting  USA  Trust  I  (“Trust  I”) 
terminated as a result of 9.11 MMBOE (which amount is equivalent to 8.20 MMBOE attributable to the net profits interest) having 
been produced and sold from the underlying properties.  Upon termination, the net profits interest in the underlying properties reverted 
back to Whiting, resulting in an increase in our production volumes of approximately 2.3 MBOE/d as of the termination of the net 
profits interest. 

Financing Highlights.  In August 2014, we entered into a Sixth Amended and Restated Credit Agreement with a syndicate of banks 
which  replaced  Whiting  Oil  and  Gas’  existing  credit  agreement  effective  December  8,  2014,  the  closing  date  of  the  Kodiak 
Acquisition.  This amended credit agreement increased the borrowing base under Whiting Oil and Gas’ credit facility to $4.5 billion, 
with aggregate commitments of $3.5 billion.  Subsequently in December 2014, the lenders under the credit agreement increased their 
aggregate commitments under this amended agreement from $3.5 billion to $4.5 billion, of which $3.5 billion relates to commitments 
to extend revolving credit and $1.0 billion relates to a senior secured delayed draw term loan facility (“Delayed Draw Facility”).  The 
Delayed Draw Facility may be used to provide cash consideration for any repurchase or redemption of Kodiak’s outstanding senior 
notes in connection with the Kodiak Acquisition, to pay transaction costs and for other corporate purposes.  A portion of the revolving 
credit facility, in an aggregate amount not to exceed $100 million, may be used to issue letters of credit for the account of Whiting Oil 
and  Gas  and  other  designated  subsidiaries  of  Whiting  Petroleum  Corporation.    Under  the  amended  credit  agreement,  the  revolving 
credit facility will mature on December 8, 2019, and the Delayed Draw Facility will mature on December 31, 2015. 

In conjunction with the Kodiak Acquisition in December 2014, we assumed Kodiak’s outstanding principal amount of $800 million of 
8.125% Senior Notes due December 2019, $350 million of 5.5% Senior Notes due January 2021 and $400 million  of 5.5% Senior 
Notes  due  February  2022  (the  “Kodiak  Notes”).    On  January  7,  2015,  as  required  under  the  terms  of  the  indentures  governing  the 
Kodiak  Notes  (the  “Kodiak  Indentures”)  upon  a  change  in  control  of  Kodiak,  we  offered  to  repurchase  at  101%  of  par  all  $1,550 
million  principal  amount  of  Kodiak  Notes  outstanding.    The  repurchase  offer  expires  on  March  3,  2015.    We  expect  to  fund  any 
payments due as a result of such repurchase offer with borrowings under our revolving credit facility, which would reduce availability 
under such facility. 

2015 Exploration and Development Budget.  Our current 2015 exploration and development (“E&D”) budget is $2.0 billion, which 
we expect to fund substantially with net cash provided by our operating activities, cash on hand, borrowings under our credit facility, 
or through the issuance of additional debt or equity securities.  This represents a substantial decrease from the $3.2 billion incurred on 
E&D (which amount also includes acreage expenditures) during 2014.  This reduced capital budget is in response to the significantly 
lower crude oil prices experienced during the fourth quarter of 2014 and continuing into 2015.  We expect to allocate $1.8 billion of 
our 2015 budget to exploration and development activity (of which, $82 million is related to CO2 development projects), $59 million 
for undeveloped acreage and $123 million for facilities.  To the extent net cash provided by operating activities is higher or lower than 
currently  anticipated,  we  would  adjust  our  E&D  budget  accordingly  or  adjust  borrowings  outstanding  under  our  credit  facility  as 
necessary.  Our 2015 E&D budget currently is allocated among our major development areas as indicated in the table below.  Of our 
existing  potential  projects,  we  believe  these  present  the  opportunity  for  the  highest  return  and  most  efficient  use  of  our  capital 
expenditures. 

48 

 
 
 
Development Area 
Northern Rockies .................................................................................................................................
Central Rockies ....................................................................................................................................
Non-operated .......................................................................................................................................
CO2 EOR project (1) .............................................................................................................................
Well work and other.............................................................................................................................
Exploration (2).......................................................................................................................................
Facilities ...............................................................................................................................................
Undeveloped acreage ...........................................................................................................................
Total ..............................................................................................................................................

$ 

$ 

2015 Exploration and 
Development Budget 
(in millions) 

960.5 
386.4 
132.9 
82.2 
194.7 
61.1 
123.2 
59.0 
2,000.0 

_____________________ 
(1)  2015 planned capital expenditures at our CO2 EOR project include $80 million for North Ward Estes CO2 purchases. 

(2)  Comprised primarily of exploration salaries, seismic activities, lease delay rentals and exploratory drilling. 

Acquisition and Divestiture Highlights. 

Kodiak  Acquisition.    On  December  8,  2014,  we  completed  the  Kodiak  Acquisition  whereby  we  acquired  all  of  the  outstanding 
common stock of Kodiak.  Pursuant to the terms of the Kodiak Acquisition agreement, Kodiak shareholders received 0.177 of a share 
of  Whiting  common  stock  in  exchange  for  each  share  of  Kodiak  common  stock  they  owned.    Total  consideration  for  the  Kodiak 
Acquisition was $1.8 billion, consisting of the 47,546,139 Whiting common shares issued at the market price of $37.25 per share on 
the date of issuance plus the fair value of Kodiak’s outstanding equity awards assumed by Whiting.  The aggregate purchase price of 
the transaction was $4.3 billion, which includes the assumption of Kodiak’s outstanding debt of $2.5 billion as of December 8, 2014 
and the net cash acquired of $19 million. 

As a result of the Kodiak Acquisition, Whiting acquired approximately 327,000 gross (178,000 net) acres located primarily in North 
Dakota  including  interests  in  778  producing  oil  and  gas  wells  and  undeveloped  acreage.    Approximately  10,000  of  the  net  acres 
acquired were located in Wyoming and Colorado.  The producing properties had estimated proved reserves of 191.8 MMBOE as of 
the acquisition date, 86% of which are crude oil and NGLs. 

The acquisition significantly expanded our presence in the Williston Basin, adding undeveloped acreage, oil and natural gas reserves 
and  production  that  were  complementary  to  our  existing  asset  base  and  operations  in  this  area.    As  a  result  of  this  acquisition,  we 
became the largest Bakken/Three Forks producer in the Williston Basin as of the acquisition date. 

Big Tex Divestiture.  In March 2014, we completed the sale of approximately 49,900 gross (41,000 net) acres in our Big Tex prospect, 
which consisted mainly of undeveloped acreage as well as our interests in certain producing oil and gas wells, located in the Delaware 
Basin of Texas for a cash purchase price of $76 million resulting in a pre-tax gain on sale of $12 million.  With this divestiture, we no 
longer own any interests in the Big Tex prospect. 

49 

 
 
 
 
 
 
 
 
 
 
  
 
  
 
 
  
 
 
  
 
 
  
 
 
  
 
 
  
 
 
  
 
 
  
 
 
Results of Operations 

The following table sets forth selected operating data for the periods indicated: 

Net production: 

Oil (MMBbl) ..............................................................................................
NGLs (MMBbl) .........................................................................................
Natural gas (Bcf) ........................................................................................
Total production (MMBOE) ......................................................................

Net sales (in millions): 

Oil (1) ..........................................................................................................
NGLs ..........................................................................................................
Natural gas .................................................................................................
Total oil, NGL and natural gas sales ..........................................................

Average sales prices: 

Oil (per Bbl) (1) ...........................................................................................
Effect of oil hedges on average price (per Bbl) ..........................................
Oil net of hedging (per Bbl) .......................................................................
Weighted average NYMEX price (per Bbl) (2) ...........................................

  $ 

  $ 

  $ 

  $ 
  $ 

Year Ended 
December 31, 
2013 

2014 

2012 

 33.5  
 3.3  
 30.2  
 41.8  

 2,729.0   $ 
 128.6  
 167.0  
 3,024.6   $ 

 81.50   $ 
 1.29  
 82.79   $ 
 91.55   $ 

 27.0  
 2.8  
 26.9  
 34.3  

 2,443.7   $ 
 114.0  
 108.8  
 2,666.5   $ 

 90.39   $ 
 (1.13)  
 89.26   $ 
 98.02   $ 

 23.1 
 2.8 
 25.8 
 30.2 

 1,940.5 
 108.9 
 88.3 
 2,137.7 

 83.86 
 (1.25) 
 82.61 
 94.03 

NGLs (per Bbl) ..........................................................................................

  $ 

 39.17   $ 

 40.41   $ 

 39.36 

Natural gas (per Mcf) (1) .............................................................................
Effect of natural gas hedges on average price (per Mcf) ............................
Natural gas net of hedging (per Mcf) .........................................................
Weighted average NYMEX price (per Mcf) (2) ..........................................

  $ 

  $ 
  $ 

Costs and expenses (per BOE): 

Lease operating expenses ...........................................................................
Production taxes .........................................................................................
Depreciation, depletion and amortization ..................................................
General and administrative.........................................................................

  $ 
  $ 
  $ 
  $ 

_____________________ 
(1)  Before consideration of hedging transactions. 

(2)  Average NYMEX pricing weighted for monthly production volumes. 

Year Ended December 31, 2014 Compared to Year Ended December 31, 2013 

 5.53   $ 
 -  
 5.53   $ 
 4.40   $ 

 11.89   $ 
 6.05   $ 
 26.06   $ 
 4.24   $ 

 4.04   $ 
 -  
 4.04   $ 
 3.66   $ 

 12.53   $ 
 6.56   $ 
 25.96   $ 
 4.02   $ 

 3.42 
 0.06 
 3.48 
 2.79 

 12.46 
 5.68 
 22.67 
 3.59 

Oil,  NGL  and  Natural  Gas  Sales.    Our  oil,  NGL  and  natural  gas  sales  revenue  increased  $358  million  to  $3,025  million  when 
comparing 2014 to 2013.  Sales revenue is a function of oil, NGL and gas volumes sold and average commodity prices realized.  Our 
oil sales volumes increased 24%, our NGL sales volumes increased 16% and our natural gas sales volumes increased 12% between 
periods.  The oil volume increase resulted primarily from drilling success at our Hidden Bench/Tarpon, Sanish and Parshall, Redtail, 
Missouri Breaks and Lewis & Clark/Pronghorn fields.  During 2014, oil production from our Hidden Bench/Tarpon fields increased 
2,355 MBbl, Sanish and Parshall fields increased 1,830 MBbl, Redtail field increased 1,450 MBbl, Missouri Breaks field increased 
795 MBbl, and our Lewis & Clark/Pronghorn fields increased 450 MBbl over the same period in 2013.  In addition to the production 
increases from drilling were 850 MBbl of oil production added across several of our Northern Rockies areas as a result of the Kodiak 
Acquisition,  which  closed  on  December  8,  2014.    These  production  increases  were  partially  offset  by  the  sale  of  our  Postle  field, 
which had oil production of 1,270 MBbl in 2013 but which was fully divested in July 2013, as well as normal field production decline 
across several of our areas.  Our NGLs are generally produced concurrently with our crude oil volumes, resulting in a high correlation 
between fluctuations in our oil quantities sold and our NGL quantities sold.  As a result, our NGL sales volume increases generally 
related  to  the  same  areas  as  our  oil  volume  increases,  such  as  our  Hidden  Bench/Tarpon  fields,  our  Redtail  field,  our  Lewis  & 
Clark/Pronghorn fields and our Sanish and Parshall fields.  The gas volume increase between periods was primarily the result of new 
wells drilled and completed during the past twelve months, which caused increases in associated gas production of 1,750 MMcf at our 
Sanish and Parshall  fields, 1,530  MMcf at our Hidden Bench/Tarpon fields and 1,455 MMcf at our  Redtail  field.  In addition, 615 

50 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
 
 
 
 
 
 
 
 
   
 
   
 
   
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
 
   
 
   
 
   
  
  
 
 
 
 
  
 
 
 
 
  
 
   
 
   
 
   
  
  
 
 
 
 
  
  
  
  
  
 
 
 
 
  
  
 
   
 
   
 
   
  
  
  
  
 
MMcf of gas production was added as a result of the Kodiak Acquisition.  These gas volume increases were partially offset by normal 
field  production  decline  across  several  of  our  areas,  the  most  notable  of  which  was  our  Flat  Rock  field  where  production  volumes 
decreased 740 MMcf when comparing 2014 to 2013. 

In addition to the above crude oil, NGL and  natural  gas production-related increases in  net revenue  was an increase  in the average 
sales  price  realized  for  natural  gas  of  37%  in  2014  compared  to  2013.    These  increases  were  partially  offset  by  decreases  in  the 
average  sales  prices  realized  for  oil  and  NGLs.    Our  average  price  for  oil  before  the  effects  of  hedging  decreased  10%,  and  our 
average sales price for NGLs decreased 3% between periods. 

Gain on Sale of Properties.  During 2014, we sold undeveloped acreage as well as our interests in certain producing oil and gas wells 
in the Big Tex prospect for net proceeds of $76 million in cash, which resulted in a pre-tax gain on sale of $12 million.  Also during 
2014, we sold certain non-core properties in the Rocky Mountains region for aggregate sales proceeds of $33 million, resulting in a 
pre-tax gain on sale of $17 million.  In July 2013, we sold our interest in the Postle Properties for net proceeds of $810 million, which 
resulted in a pre-tax gain on sale of $110 million.  Additionally during 2013, we sold our interest in certain producing oil and gas wells 
and undeveloped acreage in the Big Tex prospect for net proceeds of $152 million, which resulted in a pre-tax gain on sale of $13 
million for the year ended December 31, 2013.  There were no other property divestitures resulting in a significant gain or loss on sale 
during 2014 or 2013. 

Lease Operating Expenses.  Our lease operating expenses (“LOE”) during 2014 were $497 million, a $67 million increase over 2013.  
Higher LOE in 2014  were primarily related to a $92 million increase in the cost of oil field goods and services associated with net 
wells we added during the last twelve months, partially offset by a decrease in well workover activity.  Workovers decreased from $82 
million in 2013 to $57 million in 2014, primarily due to a lower  number of  well  workovers being conducted at our  CO2 project at 
North Ward Estes. 

Our lease operating expenses on a BOE basis, however, decreased when comparing 2014 to 2013.  LOE per BOE amounted to $11.89 
during 2014, which represents a decrease of $0.64 per BOE from 2013.  This decrease was mainly due to higher overall production 
volumes between periods combined with the decline in well workover costs, as discussed above. 

Production Taxes.  Our production taxes during 2014 were $253 million, a $28 million increase over the same period in 2013, which 
increase was primarily due to higher oil, NGL and natural gas sales between periods.  Our production taxes, however, are generally 
calculated as a percentage of net sales revenue before the effects of hedging, and this percentage on a company-wide basis was 8.4% 
and 8.5% for 2014 and 2013, respectively. 

Depreciation, Depletion and Amortization.  Our depreciation, depletion and amortization (“DD&A”) expense increased $198 million 
in 2014 as compared to 2013.  The components of our DD&A expense were as follows (in thousands): 

Depletion ..............................................................................................................................
Depreciation .........................................................................................................................
Accretion of asset retirement obligations .............................................................................
Total  ...............................................................................................................................

  $ 

  $ 

Year Ended 
December 31, 

2014 

2013 

1,070,503   $ 
5,494  
13,548  
1,089,545   $ 

876,208 
4,700 
10,608 
891,516 

DD&A in 2014  increased over 2013 primarily due to $194  million  in higher depletion  expense between periods.  Of this increase, 
$191 million related to an increase in our overall production volumes during 2014 and $3 million related to a higher depletion rate 
between  periods.    On  a  BOE  basis,  our  overall  DD&A  rate  of  $26.06  for  2014  represented  a  slight  increase  over  the  2013  rate  of 
$25.96  due  to  $2.8  billion  in  drilling  and  development  expenditures  during  the  past  twelve  months,  which  were  largely  offset  by 
additions to proved and proved developed reserves over this same time period. 

Exploration and Impairment Costs.  Our exploration and impairment costs increased $401 million in 2014 as compared to 2013.  The 
components of our exploration and impairment costs were as follows (in thousands): 

Exploration...........................................................................................................................
Impairment ...........................................................................................................................
Total ................................................................................................................................

  $ 

  $ 

51 

Year Ended 
 December 31, 

2014 

2013 

 86,803   $ 

 767,627  
 854,430   $ 

 94,755 
 358,455 
 453,210 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
  
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
  
 
 
Exploration costs decreased $8  million during 2014  as compared to 2013  primarily due to decreases  in  geological and geophysical 
(“G&G”) activity, lower delay lease rentals paid and lower exploratory dry hole costs, partially offset by rig termination fees of $3 
million incurred during 2014.  G&G costs, such as seismic studies, amounted to $23 million during 2014 as compared to $30 million 
during  2013.    Delay  lease  rentals  decreased  $6  million  between  periods.    Exploratory  dry  hole  costs  for  2014  totaled  $26  million, 
primarily related to five exploratory dry holes drilled on our oil and gas properties in 2014, including three in Michigan and two in the 
Rocky Mountains region, as well as six exploratory dry holes at our CO2 development project in New Mexico.  During 2013, on the 
other hand, we drilled eight exploratory dry holes in the Rocky Mountains and Permian Basin regions totaling $29 million. 

Impairment expense in 2014 primarily related to (i) $587 million in non-cash impairment charges for the partial write-down of non-
core proved oil and gas properties, which are not currently being developed, in Colorado, Louisiana, North Dakota and Utah related to 
the  decrease  in  oil  and  gas  prices  at  December  31,  2014,  (ii)  $70  million  of  amortization  of  leasehold  costs  associated  with 
individually  insignificant  unproved  properties,  (iii)  $66  million  in  impairment  write-downs  of  undeveloped  leases  that  had  reached 
their expiration dates but that had no wells drilled on them or in areas where we have no further plans to drill or otherwise develop the 
acreage, (including $21 million in impairment write-downs of undeveloped CO2 acreage), and (iv) $42 million of impairment write-
downs  on  our  CO2  development  properties  whose  net  book  values  exceeded  their  undiscounted  future  net  cash  flows.    Impairment 
expense in 2013 primarily related to (i) $267 million in non-cash impairment charges for the partial write-down of proved properties, 
primarily  attributable  to  gas  reserves  in  the  Rocky  Mountains  region  and  in  Michigan,  whose  net  book  values  exceeded  their 
undiscounted  future  net  cash  flows,  (ii)  $71  million  of  amortization  of  leasehold  costs  associated  with  individually  insignificant 
unproved properties, and (iii) $19 million of impairment write-downs of undeveloped acreage costs for leases that had reached their 
expiration dates but where no wells had been drilled on such acreage. 

General and Administrative Expenses.  We report general and administrative expenses net of third-party reimbursements and internal 
allocations.  The components of our general and administrative expenses were as follows (in thousands): 

General and administrative expenses ...................................................................................
Reimbursements and allocations ..........................................................................................
General and administrative expenses, net .......................................................................

  $ 

  $ 

Year Ended 
 December 31, 

2014 

2013 

 300,814   $ 
 (123,603)  
 177,211   $ 

 251,593 
 (113,599) 
 137,994 

General and administrative expense before reimbursements and allocations increased $49 million during 2014 as compared to 2013 
primarily  due  to  transaction-related  costs  totaling  $53  million  incurred  in  2014  for  the  Kodiak  Acquisition  discussed  under 
“Acquisition and Divestiture Highlights” above, as well as higher employee compensation between periods.  Employee compensation 
increased  $31  million  in  2014  as  compared  to  2013  due  to  personnel  hired  during  the  past  twelve  months,  as  well  as  general  pay 
increases. 

These  increases  were  offset  by  a  decrease  in  accrued  distributions  under  our  Production  Participation  Plan  (the  “Plan”)  between 
periods.  General and administrative expense for 2014 and 2013 includes $24 million and $66 million, respectively, for accrued Plan 
compensation.  On June 11, 2014, the Plan was terminated effective December 31, 2013.  Accordingly, there will be no compensation 
expense incurred under the Plan going forward.  Refer to the Deferred Compensation footnote in the notes to consolidated financial 
statements for more information.  Beginning January 1, 2015, we have implemented a new cash bonus structure for our employees to 
replace the terminated Plan. 

The increase in reimbursements and allocations for 2014 was primarily caused by higher salary costs and a greater number of field 
workers on Whiting-operated properties.  Our general and administrative expenses as a percentage of oil, NGL and natural gas sales 
increased from 5% in 2013 to 6% for 2014, as a result of the increases in general and administrative costs between periods discussed 
above. 

52 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
  
 
 
Interest Expense.  The components of our interest expense were as follows (in thousands): 

Senior Notes and Senior Subordinated Notes ......................................................................
Credit agreement ..................................................................................................................
Amortization of debt issue costs and premium ....................................................................
Other ....................................................................................................................................
Capitalized interest ..............................................................................................................
Total ................................................................................................................................

  $ 

  $ 

Year Ended 
 December 31, 

2014 

2013 

 153,260   $ 
 9,419  
 11,984  
 63  
 (4,084)  
 170,642   $ 

 73,983 
 27,978 
 12,405 
 85 
 (1,515) 
 112,936 

The increase in interest expense of $58 million between periods was mainly attributable to $79 million in higher interest costs incurred 
on our notes during 2014.  This increase is due to our September 2013 issuance of $1.1 billion of 5% Senior Notes due 2019 and $1.2 
billion of 5.75% Senior Notes due 2021, as well as interest costs incurred on the $1.6 billion of senior notes we assumed on December 
8,  2014  as  part  of  the  Kodiak  Acquisition.    This  increase  was  partially  offset  by  a  $19  million  decrease  in  the  amount  of  interest 
incurred on our credit agreement during 2014 as compared to 2013 due to lower borrowings outstanding during 2014. 

Our  weighted average debt outstanding during  2014 was $2.9 billion versus $2.3 billion for 2013.  Our  weighted average effective 
cash interest rate was 5.5% during 2014 compared to 4.5% during 2013. 

Commodity Derivative (Gain) Loss, Net.  All of our commodity derivative contracts as well as our embedded derivatives are marked-
to-market each quarter with fair value gains and losses recognized immediately in earnings, as commodity derivative (gain) loss, net.  
Cash flow, however, is only impacted to the extent that settlements under these contracts result in making or receiving a payment from 
the counterparty.  Commodity derivative (gain) loss, net amounted to a gain of $101 million for 2014 mainly due to the recognition of 
a $54 million asset related to two fixed-differential derivative contracts that failed the “normal purchase normal sale” exclusion during 
the fourth quarter of 2014, as well as the significant downward shift in the futures curve of forecasted commodity prices (“forward 
price curve”) for crude oil from January 1, 2014 (or the 2014 date on which new contracts were entered into) to December 31, 2014.  
Commodity derivative (gain) loss, net for 2013, however, resulted in a loss of $8 million due to the less significant upward shift in the 
same forward price curve from January 1, 2013 (or the 2013 date on which prior year contracts were entered into) to December 31, 
2013. 

See Item 7A, “Quantitative and Qualitative Disclosures about Market Risk,” for a list of our outstanding derivatives as of February 13, 
2015. 

Income  Tax  Expense.    Income  tax  expense  totaled  $79  million  for  2014  as  compared  to  $206  million  of  income  tax  for  2013,  a 
decrease of $127 million that was mainly related to $428 million in lower pre-tax income between periods. 

Our effective tax rates for 2014 and 2013 differ from the U.S. statutory income tax rate primarily due to the effects of state income 
taxes  and  permanent  taxable  differences.    Our  overall  effective  tax  rate  increased  from  36.0%  in  2013  to  55.0%  for  2014.    This 
increase  is  mainly  the  result  of  expanded  activity  in  states  with  higher  corporate  tax  rates,  merger  costs  related  to  the  Kodiak 
Acquisition that are not deductible and reduced state tax credits. 

Year Ended December 31, 2013 Compared to Year Ended December 31, 2012 

Oil,  NGL  and  Natural  Gas  Sales.    Our  oil,  NGL  and  natural  gas  sales  revenue  increased  $529  million  to  $2,667  million  when 
comparing 2013 to 2012.  Sales revenue is a function of oil, NGL and gas volumes sold and average commodity prices realized.  Our 
oil  sales  volumes  increased  17%,  and  our  natural  gas  sales  volumes  increased  4%  between  periods,  while  our  NGL  sales  volumes 
remained consistent between periods.  The oil volume increase resulted primarily from drilling success at our Hidden Bench/Tarpon, 
Sanish  and  Parshall,  Missouri  Breaks,  Lewis  &  Clark/Pronghorn  and  Redtail  fields.    During  2013,  oil production  from  our  Hidden 
Bench/Tarpon  fields  increased  1,770  MBbl,  Sanish  and  Parshall  fields  increased  1,100  MBbl,  Missouri  Breaks  field  increased  765 
MBbl, Lewis & Clark/Pronghorn fields increased 765 MBbl, and our Redtail field increased 610 MBbl over the same period in 2012.  
These production increases were partially offset by the sale of the Postle Properties in July 2013 and the Whiting USA Trust II (“Trust 
II”)  divestiture  in  March  2012,  which  divestitures  negatively  impacted  oil  production  in  2013  by  1,250  MBbl  and  295  MBbl, 
respectively.    The  gas  volume  increase  between  periods  was  primarily  the  result  of  new  wells  drilled  and  completed  during  2013, 
which caused increases in associated gas production of 1,380 MMcf at our Hidden Bench/Tarpon fields, 1,330 MMcf at our Sanish 
and Parshall fields and 870 MMcf at our Lewis & Clark/Pronghorn fields.  These gas volume increases were largely offset by normal 
field  production  decline  across  several  of  our  areas,  the  most  notable  of  which  was  our  Flat  Rock  field  where  production  volumes 
decreased 1,080 MMcf when comparing 2013 to 2012.  In addition, the Trust II divestiture in March 2012 negatively impacted gas 
production in 2013 by 545 MMcf. 

53 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
In addition to the above crude oil and natural gas production-related increases in net revenue were increases in the average sales prices 
realized for oil, NGLs and natural gas in 2013 compared to 2012.  Our average price for oil before the effects of hedging increased 
8%, our average price for NGLs increased 3% between periods, and our average price for natural gas before the effects of hedging 
increased 18% between periods. 

Gain on Sale of Properties.  During 2013, we sold our interest in the Postle Properties for net proceeds of $810 million, which resulted 
in a pre-tax gain on sale of $110 million.  Additionally during 2013, we sold our interest in certain producing oil and gas wells and 
undeveloped acreage in the Big Tex prospect for net proceeds of $152 million, which resulted in a pre-tax gain on sale of $13 million 
for the year ended December 31, 2013.  There were no other property divestitures resulting in a significant gain or loss on sale during 
2013 or 2012. 

Lease Operating Expenses.  Our LOE during 2013 were $430 million, a $54 million increase over the same period in 2012.  Higher 
LOE in 2013 were primarily related to a $45 million increase in the cost of oil field goods and services associated with net wells we 
added during the twelve months ended December 31, 2013, and a $9 million increase in costs at the North Ward Estes CO2 processing 
facility due to increased production from that field and higher volumes therefore processed through the plant. 

Our lease operating expenses on a BOE basis only increased slightly during 2013.  LOE per BOE amounted to $12.53 during 2013, 
which was up from $12.46 per BOE during 2012.  This increase was mainly due to the higher costs of oil field goods and services and 
CO2 processing facility costs in 2013, as discussed above, partially offset by higher overall production volumes between periods. 

Production Taxes.  Our production taxes during 2013 were $225 million, a $54 million increase over the same period in 2012, which 
increase was primarily due to higher oil, NGL and natural gas sales between periods.  Our production taxes, however, are generally 
calculated as a percentage of net sales revenue before the effects of hedging, and this percentage on a company-wide basis was 8.5% 
and 8.0% for 2013 and 2012, respectively. 

Depreciation,  Depletion  and  Amortization.    Our  DD&A  expense  increased  $207  million  in  2013  as  compared  to  2012.    The 
components of our DD&A expense were as follows (in thousands): 

Depletion ..............................................................................................................................
Depreciation .........................................................................................................................
Accretion of asset retirement obligations .............................................................................
Total ................................................................................................................................

  $ 

  $ 

Year Ended 
 December 31, 

2013 

2012 

876,208   $ 
 4,700  
 10,608  

 891,516   $ 

 673,789 
 3,672 
 7,263 
 684,724 

DD&A in 2013  increased over 2012  primarily due to $202  million  in higher depletion  expense between periods.  Of this increase, 
$105 million related to an increase in our overall production volumes during 2013 and $97 million related to a higher depletion rate 
between periods.  On a BOE basis, our overall DD&A rate of $25.96 for 2013 was 15% higher than the rate of $22.67 for 2012 due to 
$2.3 billion in drilling and development expenditures during the twelve months ended December 31, 2013, which were partially offset 
by additions to proved and proved developed reserves over this same time period. 

Exploration and Impairment Costs.  Our exploration and impairment costs increased $286 million in 2013 as compared to 2012.  The 
components of our exploration and impairment costs were as follows (in thousands): 

Exploration...........................................................................................................................
Impairment ...........................................................................................................................
Total ................................................................................................................................

  $ 

  $ 

Year Ended 
 December 31, 

2013 

2012 

 94,755   $ 

 358,455  
 453,210   $ 

 59,117 
 107,855 
 166,972 

Exploration  costs  increased  $36  million  during  2013  as  compared  to  2012  primarily  due  to  an  increase  in  G&G  activity,  higher 
exploratory  dry  hole  costs,  higher  delay  lease  rentals  paid  and  an  increase  in  geology-related  general  and  administrative  expenses.  
G&G costs, such as seismic studies, amounted to $30 million during 2013 as compared to $17 million during 2012.  Exploratory dry 
hole costs for 2013 totaled $29 million, primarily related to eight exploratory dry holes drilled in the Rocky Mountains and Permian 
Basin  regions  during  2013.    During  2012,  on  the  other  hand,  we  drilled  five  exploratory  dry  holes  in  the  Rocky  Mountains  and 
Permian  Basin  regions  and  in  Michigan  totaling  $18  million.    Delay  lease  rentals  increased  $7  million  between  periods,  while 
geology-related general and administrative expenses increased $6 million. 

54 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
  
 
 
 
  
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
  
 
 
Impairment expense in 2013 primarily related to (i) $267 million in non-cash impairment charges for the partial write-down of proved 
properties, primarily attributable to gas reserves in the  Rocky  Mountains region and in  Michigan,  whose  net book  values exceeded 
their  undiscounted  future  cash  flows,  (ii)  $71  million  of  amortization  of  leasehold  costs  associated  with  individually  insignificant 
unproved properties and (iii) $19 million of impairment write-downs of undeveloped acreage costs for leases that had reached their 
expiration  dates  but  where  no  wells  had  been  drilled  on  such  acreage.    Impairment  expense  in  2012  primarily  related  to  (i)  the 
amortization of leasehold costs associated with individually insignificant unproved properties of $54 million, (ii) $47 million of non-
cash proved property impairment write-downs, mainly in the Rocky Mountains region and (iii) $6 million of impairment write-downs 
of undeveloped acreage costs. 

General and Administrative Expenses.  We report general and administrative expenses net of third-party reimbursements and internal 
allocations.  The components of our general and administrative expenses were as follows (in thousands): 

Year Ended 
 December 31, 

2013 

2012 

General and administrative expenses ...................................................................................

  $ 

 251,593   $ 

Reimbursements and allocations ..........................................................................................
General and administrative expenses, net .......................................................................

  $ 

 (113,599)  
 137,994   $ 

199,943 

 (91,370) 
 108,573 

General and administrative expense before reimbursements and allocations increased $52 million during 2013 as compared to 2012 
primarily  due  to  higher  employee  compensation  and  an  increase  in  accrued  Plan  distributions.    However,  our  general  and 
administrative  expenses  as  a  percentage  of  oil,  NGL  and  natural  gas  sales  remained  consistent  for  2013  and  2012  at  about  5%.  
Employee compensation increased $29 million in 2013 as compared to 2012 due to personnel hired during 2013, general pay increases 
and higher stock compensation between periods.  Accrued distributions under the Plan increased $22 million between periods.  This 
increase was primarily due to a one-time charge under the Plan of $22 million for the sale of the Postle Properties in the third quarter 
of  2013  and  $9  million  related  to  a  higher  level  of  Plan  net  revenues  (which  have  been  reduced  by  lease  operating  expenses  and 
production taxes pursuant to the Plan formula), which increases were partially offset by higher accrued Plan distributions of $9 million 
during 2012 due to the Trust II net profits interest divestiture in 2012. 

The increase in reimbursements and allocations for 2013 was primarily caused by higher salary costs and a greater number of field 
workers on Whiting-operated properties. 

Interest Expense.  The components of our interest expense were as follows (in thousands): 

Senior Notes and Senior Subordinated Notes ......................................................................
Credit agreement ..................................................................................................................
Amortization of debt issue costs and premium ....................................................................
Other ....................................................................................................................................
Capitalized interest ..............................................................................................................
Total ................................................................................................................................

  $ 

  $ 

Year Ended 
 December 31, 

2013 

2012 

 73,983   $ 
 27,978  
 12,405  
 85  
 (1,515)  
 112,936   $ 

40,250 
 28,043 
 9,518 
 148 
 (2,749) 
 75,210 

The increase in interest expense of $38 million between periods was mainly attributable to a $34 million increase in the amount of 
interest  incurred  on  our  notes  during  2013  as  compared  to  2012 due  to  our  September  2013  issuance  of  $1.1  billion  of  5%  Senior 
Notes  due  2019  and  $1.2  billion  of  5.75%  Senior  Notes  due  2021.    Our  weighted  average  debt  outstanding  during  2013  was  $2.3 
billion versus $1.6 billion for 2012.  Our weighted average effective cash interest rate was 4.5% during 2013 compared to 4.3% during 
2012. 

Commodity Derivative (Gain) Loss, Net.  All of our commodity derivative contracts as well as our embedded derivatives are marked-
to-market each quarter with fair value gains and losses recognized immediately in earnings, as commodity derivative (gain) loss, net.  
Cash flow, however, is only impacted to the extent that settlements under these contracts result in making or receiving a payment from 
the counterparty.  Commodity derivative (gain) loss, net amounted to a loss of $8 million for 2013 mainly due to the upward shift in 
the forward price curve for crude oil from January 1, 2013 (or the 2013 date on which new contracts were entered into) to December 
31, 2013.  Commodity derivative (gain) loss, net for 2012, however, resulted in a gain of $86 million due to a significant downward 
shift  in  the  same  forward  price  curve  from  January  1,  2012  (or  the  2012  date  on  which  prior  year  contracts  were  entered  into)  to 
December 31, 2012. 

55 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
Income  Tax  Expense.    Income  tax  expense  totaled  $206  million  for  2013  as  compared  to  $248  million  of  income  tax  for  2012,  a 
decrease of $42 million that was mainly related to $90 million in lower pre-tax income between periods, as well as $11 million in state 
tax credits realized during 2013. 

Our effective tax rates for 2013 and 2012 differ from the U.S. statutory income tax rate primarily due to the effects of state income 
taxes  and  permanent  taxable  differences.    Our  overall  effective  tax  rate  decreased  from  37.4%  in  2012  to  36.0%  for  2013.    This 
decrease in rate is mainly attributable to state tax credits and a reduction to the North Dakota corporate tax rate, which created a one-
time benefit during 2013. 

Liquidity and Capital Resources 

Overview.  At December 31, 2014, we had $78 million of cash on hand and $5.7 billion of equity, while at December 31, 2013, we 
had $699 million of cash on hand and $3.8 billion of equity. 

One of the primary sources of variability in our cash flows from operating activities is commodity price volatility, which we partially 
mitigate through the use of commodity hedge contracts.  Oil accounted for 80% and 79% of our total production in 2014 and 2013, 
respectively.  As a result, our operating cash flows are more sensitive to fluctuations in oil prices than they are to fluctuations in NGL 
or natural gas prices.  As of February 13, 2015, we had derivative contracts covering the sale of approximately 18% of our forecasted 
2015 oil production volumes.  For a list of all of our outstanding derivatives as of February 13, 2015, see Item 7A, “Quantitative and 
Qualitative Disclosures about Market Risk.” 

Cash  Flows  from  2014  Compared  to  2013.    During  2014,  we  generated  $1.8  billion  of  cash  provided  by  operating  activities,  an 
increase of $71 million from 2013.  Cash provided by operating activities increased primarily due to higher crude oil, NGL and natural 
gas production volumes and higher realized sales prices for natural gas, as well as lower exploration costs during 2014.  These positive 
factors were partially offset by lower realized sales prices for oil and NGLs, as well as increased lease operating expenses, production 
taxes, general and administrative expenses and cash interest expense in 2014 as compared to 2013.  Refer to “Results of Operations” 
for more information on the impact of volumes and prices on revenues and for more information on increases and decreases in certain 
expenses during 2014. 

During 2014, cash flows from operating activities and cash on hand plus $475 million in net borrowings under our credit agreement 
and $108 million of proceeds from the sale of properties were used to finance $2.8 billion of drilling and development expenditures, 
$80 million for purchases of other property and equipment, $46 million of oil and gas property acquisitions (net of cash acquired), $26 
million for the final payment under our Tax Sharing and Indemnification Agreement with Alliant Energy Corporation and $15 million 
of debt issuance costs. 

Cash  Flows  from  2013  Compared  to  2012.    During  2013,  we  generated  $1.7  billion  of  cash  provided  by  operating  activities,  an 
increase of $344 million from 2012.  Cash provided by operating activities increased primarily due to higher realized sales prices for 
oil, NGLs and natural gas and higher crude oil and natural gas production volumes during 2013.  These positive factors were partially 
offset  by  increased  lease  operating  expenses,  production  taxes,  exploration  costs,  general  and  administrative  expenses  and  cash 
interest expense in 2013 as compared to 2012.  See “Results of Operations” for more information on the impact of prices and volumes 
on revenues and for more information on increases in certain expenses during 2013.  Cash flows from operating activities plus $2.3 
billion  of  proceeds  from  the  issuance  of  our  Senior  Notes  and  $969  million  of  proceeds  from  the  sale  of  properties  were  used  to 
finance $2.3 billion of drilling and development expenditures, $1.2 billion of net repayments under our credit agreement, $423 million 
of oil and gas property acquisitions, $254 million for the redemption of our 7% Senior Subordinated Notes due 2014, $43 million in 
investing derivative purchases (net of cash receipts for settlements), $45 million for purchases of other property and equipment and 
$30 million of debt issuance costs. 

Exploration,  Development  and  Undeveloped  Acreage  Expenditures.    The  following  chart  details  our  exploration,  development  and 
undeveloped acreage expenditures incurred by region (in thousands): 

Rocky Mountains (1) .........................................................................
Permian Basin (2) ..............................................................................
Other (3) ............................................................................................
Total incurred ..............................................................................

  $ 

  $ 

2014 

2,756,647   $ 
379,702  
45,589  
3,181,938   $ 

Year Ended 
December 31, 
2013 

2,172,462   $ 
346,812  
155,918  
2,675,192   $ 

2012 

1,581,934 
410,154 
119,431 
2,111,519 

_____________________ 
(1)  For the year ended December 31, 2012, proceeds from the sale of the Belfield gas plant of $66 million have been included as a 

reduction to expenditures in the Rocky Mountains region. 

56 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
   
 
 
 
 
 
 
 
 
  
  
 
 
 
 
  
 
 
 
 
  
 
(2)  For the year ended December 31, 2014, amount includes $76 million related to the acquisition of undeveloped acreage and the 
development  of  CO2  reserves  and  facilities  at  our  Bravo  Dome  field  in  New  Mexico.    For  the  year  ended  December  31,  2013 
amount includes $21 million related to the acquisition of undeveloped acreage and related facilities at our Bravo Dome field in 
New  Mexico.    For  the  year  ended  December  31,  2012,  amount  includes  $11  million  related  to  the  acquisition  of  undeveloped 
acreage at our Bravo Dome field in New Mexico. 

(3)  Other primarily includes oil and gas properties located in Louisiana, Michigan, Oklahoma and Texas. 

We continually evaluate our capital needs and compare them to our capital resources.  Our current 2015 E&D budget is $2.0 billion, 
which we expect to fund substantially with net cash provided by our operating activities, cash on hand, borrowings under our credit 
facility, or through the issuance of additional debt or  equity securities.  This  represents  a  substantial decrease  from the  $3.2 billion 
incurred  on  exploration,  development  and  acreage  expenditures  during  2014.    This  reduced  capital  budget  is  in  response  to  the 
significantly lower crude oil prices experienced during the fourth quarter of 2014 and continuing into 2015.  We expect to allocate 
$1.8 billion of our 2015 budget to exploration and development activity, $59  million for undeveloped acreage and $123 million for 
facilities.  Although we have only budgeted $59 million for undeveloped leasehold purchases in 2015, we will continue to selectively 
pursue property acquisitions that complement our existing core property base.  We believe that should additional attractive acquisition 
opportunities  arise  or  exploration  and  development  expenditures  exceed  $2.0  billion,  we  will  be  able  to  finance  additional  capital 
expenditures with cash on hand, cash flows from operating activities, borrowings under our credit agreement, issuances of additional 
debt  or  equity  securities,  agreements  with  industry  partners  or  divestitures  of  certain  oil  and  gas  property  interests.    Our  level  of 
exploration, development and acreage expenditures is largely discretionary, and the amount of funds devoted to any particular activity 
may increase or decrease significantly depending on available opportunities, commodity prices, cash flows and development results, 
among other factors.  We believe that we have sufficient liquidity and capital resources to execute our business plans over the next 12 
months  and  for  the  foreseeable  future,  including  obligations  arising  as  a  result  of  the  recent  Kodiak  Acquisition.    On  December  8, 
2014, under the terms of the  Kodiak Acquisition agreement,  we acquired all of the outstanding common stock of Kodiak,  whereby 
Kodiak shareholders received 0.177 of a share of Whiting common stock in exchange for each share of Kodiak common stock they 
owned, and we assumed or repaid all of Kodiak’s outstanding debt as of that date.  With our expected cash flow streams, commodity 
price hedging strategies, current liquidity levels, access to debt and equity markets and flexibility to modify future capital expenditure 
programs, we expect to be able to fund all planned capital programs and debt repayments, comply with our debt covenants, and meet 
other obligations that may arise from our oil and gas operations. 

Credit Agreement.  Whiting Oil and Gas, our wholly-owned subsidiary, has a credit agreement with a syndicate of banks that as of 
December 31, 2014 had a borrowing base of $4.5 billion, with aggregate commitments of $4.5 billion, of which $3.5 billion relates to 
commitments to extend revolving credit and $1.0 billion relates to a Delayed Draw Facility.  The Delayed Draw Facility may be used 
to provide cash consideration for any repurchase or redemption of Kodiak’s outstanding senior notes in connection  with the Kodiak 
Acquisition, to pay transaction costs and for other corporate purposes.  As of  December 31, 2014, we  had $3.1 billion of available 
borrowing  capacity,  which  was  net  of  $1.4  billion  in  borrowings  (which  includes  $925  million  we  borrowed  to  repay  the  debt 
outstanding  under  Kodiak’s  credit  facility  after  the  completion  of  the  Kodiak  Acquisition)  and  $3  million  in  letters  of  credit 
outstanding.  The revolving credit facility will mature on December 8, 2019, and the Delayed Draw Facility will mature on December 
31, 2015. 

The  borrowing  base  under  the  credit  agreement  is  determined  at  the  discretion  of  the  lenders,  based  on  the  collateral  value  of  our 
proved reserves that have been mortgaged to such lenders, and is subject to regular redeterminations on May 1 and November 1 of 
each  year, as  well as  special  redeterminations described in the credit agreement, in each case  which  may reduce the  amount of the 
borrowing base.   At the time  of the last redetermination, the applicable oil and gas prices  were $92.68 per Bbl and $3.88 per Mcf, 
whereas the quoted NYMEX prices for oil and gas on February 13, 2015 were $53.67 per Bbl and $2.81 per Mcf.  Because oil and gas 
prices are principal inputs into the valuation of our reserves, if oil and gas prices remain at their current levels for a prolonged period 
or go lower, our borrowing base could be reduced at the next redetermination date or during future redeterminations.  However,  we 
anticipate an increase in our proved reserves since the time of the last redetermination resulting from the Kodiak Acquisition as well 
as drilling results,  which  factors are expected to have a positive impact on our borrowing base and  may offset  any borrowing base 
reductions  driven  by  a  low  price  environment.    Upon  a  redetermination  of  our  borrowing  base,  either  on  a  periodic  or  special 
redetermination date, if borrowings in excess of the revised borrowing capacity were outstanding, we could be forced to immediately 
repay a portion of our debt outstanding under the credit agreement. 

A portion of the revolving credit facility in an aggregate amount not to exceed $100 million may be used to issue letters of credit for 
the account of Whiting Oil and Gas or other designated subsidiaries of ours.  As of December 31, 2014, $97 million was available for 
additional letters of credit under the agreement. 

The credit agreement provides for interest only payments until the expiration date of the agreement, when all outstanding borrowings 
are due. Interest under the revolving credit facility accrues at our option at either (i) a base rate for a base rate loan plus the margin in 
the table below,  where the base rate is defined as the  greatest of the prime rate, the federal funds rate plus 0.5% per annum, or an 
adjusted LIBOR rate plus 1.0% per annum, or (ii) an adjusted LIBOR rate for a Eurodollar loan plus the margin in the table below.  

57 

 
 
Additionally, we also incur commitment fees as set forth in the table below on the unused portion of the aggregate commitments of the 
lenders under the revolving credit facility. 

Ratio of Outstanding Borrowings to Borrowing Base 
Less than 0.25 to 1.0 
Greater than or equal to 0.25 to 1.0 but less than 0.50 to 1.0 
Greater than or equal to 0.50 to 1.0 but less than 0.75 to 1.0 
Greater than or equal to 0.75 to 1.0 but less than 0.90 to 1.0 
Greater than or equal to 0.90 to 1.0 

Applicable 
  Margin for Base   
Rate Loans 
0.50% 
0.75% 
1.00% 
1.25% 
1.50% 

Applicable 
Margin for 
  Eurodollar Loans  
1.50% 
1.75% 
2.00% 
2.25% 
2.50% 

  Commitment 

Fee 
0.375% 
0.375% 
0.50% 
0.50% 
0.50% 

Interest under the Delayed Draw Facility accrues at our option at either (i) a base rate for a base rate loan plus (A) 1.00% per annum 
through  March  8,  2015  and  (B)  1.50%  per  annum  from  March  9,  2015  through  the  December  31,  2015  maturity  date,  or  (ii)  an 
adjusted LIBOR rate for a Eurodollar loan plus (A) 2.00% per annum through March 8, 2015 and (B) 2.50% per annum from March 9, 
2015 through the December 31, 2015 maturity date.  We also incur commitment fees of 0.25% on the unused portion of the aggregate 
commitments of the lenders under the Delayed Draw Facility. 

The credit agreement contains restrictive covenants that may limit our ability to, among other things, incur additional indebtedness, 
sell assets, make loans to others, make investments, enter into mergers, enter into hedging contracts, incur liens and engage in certain 
other  transactions  without  the  prior  consent  of  our  lenders.    Except  for  limited  exceptions,  the  credit  agreement  also  restricts  our 
ability  to  make  any  dividend  payments  or  distributions  on  our  common  stock.    These  restrictions  apply  to  all  of  the  net  assets  of 
Whiting Oil and Gas.  The credit agreement requires us, as of the last day of any quarter, (i) to not exceed a total debt to the last four 
quarters’  EBITDAX  ratio  (as  defined  in  the  credit  agreement)  of  4.0  to  1.0  and  (ii)  to  have  a  consolidated  current  assets  to 
consolidated current  liabilities ratio (as defined in  the credit agreement and  which includes an add back of the available borrowing 
capacity under the credit agreement) of not less than 1.0 to 1.0.  We were in compliance with our covenants under the credit agreement 
as  of  December  31,  2014.    However,  a  substantial  or  extended  decline  in  oil,  NGL  or  natural  gas  prices  may  adversely  affect  our 
ability to comply with these covenants in the future. 

Under the terms of the credit agreement, at any time during which we have an investment-grade debt rating from Moody’s Investors 
Service, Inc. or Standard & Poor’s Ratings Group and we have elected, at our discretion, to effect an investment-grade rating period, 
(i) certain security requirements, including the borrowing base requirement, and restrictive covenants will cease to apply, (ii) certain 
other  restrictive  covenants  will  become  less  restrictive,  (iii)  an  asset  coverage  covenant  will  be  imposed,  and  (iv)  the  interest  rate 
margin applicable to all revolving borrowings as well as the commitment fee with respect to the revolving facility will be based upon 
our debt rating rather than the ratio of outstanding borrowings to the borrowing base. 

For  further  information  on  the  loan  security  related  to  our  credit  agreement,  refer  to  the  Long-Term  Debt  footnote  in  the  notes  to 
consolidated financial statements. 

Senior Notes and Senior Subordinated Notes.  In September 2013, we issued at par $1.1 billion of 5% Senior Notes due March 2019 
(the “2019 Senior Notes”) and $800 million of 5.75% Senior Notes due March 2021, and also in September 2013, we issued at 101% 
of par an additional $400 million of 5.75% Senior Notes due March 2021 (collectively, the “2021 Senior Notes”).  In September 2010, 
we issued at par $350 million of 6.5% Senior Subordinated Notes due October 2018 (the “2018 Senior Subordinated Notes”). 

Kodiak  Senior  Notes.    In  conjunction  with  the  Kodiak  Acquisition,  Whiting  US  Holding  Company,  our  wholly-owned  subsidiary, 
became a co-issuer of the Kodiak Notes.  Upon closing of the Kodiak Acquisition, the Kodiak Indentures were amended to (i) modify 
certain covenants and restrictions, (ii) to provide for unconditional and irrevocable guarantees by Whiting Petroleum Corporation and 
Whiting Oil and Gas Corporation of the prompt payment, when due, of any amounts owed under the Kodiak Notes and the Kodiak 
Indentures, and (iii) to allow Whiting US Holding Company to become a co-issuer of the Kodiak Notes.  Also in conjunction with the 
Kodiak Acquisition, in December 2014, each of the indentures governing our 2019 Senior Notes, 2021 Senior Notes and 2018 Senior 
Subordinated Notes (collectively, the “Whiting Notes”) were amended to include Whiting US Holding Company, Kodiak and Whiting 
Resources Corporation (formerly Kodiak Oil & Gas (USA) Inc.) as guarantors. 

The indentures governing the Whiting Notes restrict us from incurring additional indebtedness, subject to certain exceptions, unless 
our fixed charge coverage ratio (as defined in the indentures) is at least 2.0 to 1.  The indentures governing the Kodiak Notes restrict 
us  from  incurring  additional  indebtedness,  subject  to  certain  exceptions,  unless  our  fixed  charge  coverage  ratio  (as  defined  in  the 
indentures) is at least 2.25 to 1.  If we were in violation of these covenants, then we may not be able to incur additional indebtedness, 
including under Whiting Oil  and Gas’ credit agreement.  Additionally, the indentures  governing the Whiting Notes and the Kodiak 
Notes contain restrictive covenants that may limit our ability to, among other things, pay cash dividends, make certain other restricted 
payments,  redeem  or  repurchase  our  capital  stock  or  our  subordinated  debt,  make  investments  or  issue  preferred  stock,  sell  assets, 
consolidate, merge or transfer all or substantially all of the assets of ours and our restricted subsidiaries taken as a whole, and enter 

58 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
into  hedging  contracts.    These  covenants  may  potentially  limit  the  discretion  of  our  management  in  certain  respects.    We  were  in 
compliance  with these covenants as of December 31, 2014.  However, a substantial or extended decline in oil, NGL or natural  gas 
prices may adversely affect our ability to comply with these covenants in the future. 

On January 7, 2015, as required under the Kodiak Indentures upon a change in control of Kodiak, Whiting offered to repurchase at 
101% of par all $1,550 million principal amount of Kodiak Notes outstanding.  The repurchase offer expires on March 3, 2015.  We 
expect to fund any payments due as a result of such repurchase offer with borrowings under our revolving credit facility. 

Shelf  Registration  Statement.    We  have  on  file  with  the  SEC  a  universal  shelf  registration  statement  to  allow  us  to  offer  an 
indeterminate amount of securities in the future.  Under the registration statement, we may periodically offer from time to time debt 
securities, common stock, preferred stock, warrants and other securities or any combination of such securities in amounts, prices and 
on terms announced when and if the securities are offered.  The specifics of any future offerings, along with the use of proceeds of any 
securities offered, will be described in detail in a prospectus supplement at the time of any such offering. 

Contractual Obligations and Commitments 

Schedule of Contractual Obligations.  The table below does not include any penalties that may be incurred under our physical delivery 
contracts,  since  we  cannot  predict  with  accuracy  the  amount  and  timing  of  any  such  penalties  if  incurred.    The  following  table 
summarizes our obligations and commitments as of December 31, 2014 to make future payments under certain contracts, aggregated 
by category of contractual obligation, for the time periods specified below (in thousands): 

Payments due by period 

Contractual Obligations 
Long-term debt (1) ..........................................................
Cash interest expense on debt (2) ....................................
Asset retirement obligations (3) ......................................
Purchase obligations (4) ..................................................
Pipeline transportation agreements (5) ............................
Drilling rig contracts (6) ..................................................
Operating leases (7) .........................................................
Production Participation Plan liability (8) .......................
Total ........................................................................

Total 
  $  5,600,000   $ 

  Less than 1       
year 

1-3 years 

3-5 years 

  More than 5 
years 

-   $ 

-   $  3,650,000   $  1,950,000 

1,468,613    

279,701    

559,402    

480,250    

149,260 

179,931    

12,190    

24,326    

24,615    

118,800 

148,969    

68,775    

80,194    

-    

- 

113,784    

18,794    

25,781    

19,118    

50,091 

278,784    

146,141    

132,643    

-    

34,602    

7,692    

14,157    

12,537    

- 

216 

113,391    

  $  7,938,074   $ 

113,391    
646,684   $ 

-    

- 
836,503   $  4,186,520   $  2,268,367 

-    

_____________________ 
(1)  Long-term  debt  consists  of  the  principal  amounts  of  the  6.5%  Senior  Subordinated  Notes  due  2018,  the  5%  Senior  Notes  due 
2019, the 8.125% Senior Notes due 2019, the 5.5% Senior Notes due 2021, the 5.75% Senior Notes due 2021, the 5.5% Senior 
Notes due 2022 and the outstanding borrowings  under our credit agreement due  in 2019.  The $800 million of 8.125% Senior 
Notes due 2019, $350 million of 5.5% Senior Notes due 2021 and $400 million of 5.5% Senior Notes due 2022 are subject to our 
repurchase offer in connection with the Kodiak Acquisition that expires on March 3, 2015.  See “—2014 Highlights and Future 
Considerations – Financing Highlights” above for more information. 

(2)  Cash interest expense on our Senior Subordinated Notes and our Senior Notes is estimated assuming no principal repayment until 
the due dates of the instruments.   Cash interest expense on the credit agreement is estimated assuming no principal  repayment 
until the December 2019 instrument due date and is estimated at a fixed interest rate of 1.9%. 

(3)  Asset retirement obligations represent the present value of estimated amounts expected to be incurred in the future to plug and 

abandon oil and gas wells, remediate oil and gas properties and dismantle their related plants and facilities. 

(4)  We  have  three  take-or-pay  purchase  agreements,  of  which  one  agreement  expires  in  2015  and  two  agreements  expire  in  2017.  
One of these agreements contains commitments to buy certain volumes of CO2 for use in our North Ward Estes EOR project in 
Texas.    Under  the  remaining  two  take-or-pay  agreements,  we  have  committed  to  buy  certain  volumes  of  water  for  use  in  the 
fracture stimulation process of wells in our Redtail field.  Under the terms of these agreements, we are obligated to purchase a 
minimum volume of CO2 or water, as the case may be, or else pay for any deficiencies at the price stipulated in the contract.  The 
CO2  volumes planned for use in the EOR project in our North Ward Estes field and the  water  volumes planned for  use at our 
Redtail  field  currently  exceed  the  minimum  volumes  specified  in  all  of  these  agreements.    Therefore,  we  expect  to  avoid  any 
payments  for  deficiencies  under  these  contracts.    The  purchasing  obligations  reported  above  represent  our  minimum  financial 
commitments  pursuant  to  the  terms  of  these  contracts,  however,  our  actual  expenditures  under  these  contracts  are  expected  to 
exceed the minimum commitments presented above. 

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(5)  We have two ship-or-pay agreements with different suppliers, one expiring in 2015 and one expiring in 2017, whereby we have 
committed to transport a minimum daily volume of  CO2 or water, as the case may be, via certain pipelines or else pay for any 
deficiencies at a price stipulated in the contracts.  In addition, we have three pipeline transportation agreements with one supplier, 
one expiring in 2024 and two expiring in 2025, whereby we have committed to pay fixed monthly reservation fees on dedicated 
pipelines  for  natural  gas  and  NGL  transportation  capacity  from  our  Redtail  field,  plus  a  variable  charge  based  on  actual 
transportation volumes. 

(6)  As of December 31, 2014, we had 18 drilling rigs under long-term contract, all of which were operating in the Rocky Mountains 
region.    Subsequent  to  December  31,  2014,  we  early  terminated  five  of  these  long-term  contracts  incurring  early  termination 
penalties  of  approximately  $27  million.    These  penalties  have  been  included  as  contractual  commitment  amounts  in  the  table 
above.    Of  the  remaining  13  long-term  contracts,  seven  expire  in  2016  and  six  in  2017.    Early  termination  of  the  remaining 
contracts  would  require  termination  penalties  of  $212  million,  which  would  be  in  lieu  of  paying  the  remaining  drilling 
commitments under these contracts.  No other drilling rigs working for us are currently under long-term contracts or contracts that  

cannot be terminated at the end of the well that is currently being drilled.  Due to the short-term and indeterminate nature of the 
time remaining on rigs drilling on a well-by-well basis, such obligations have not been included in this table. 

(7)  We lease 197,000 square feet of administrative office space in Denver, Colorado under an operating lease arrangement expiring in 
2019, 47,900 square feet of office space in Midland, Texas expiring in 2020, an additional 36,300 square feet of administrative 
office space in Denver, Colorado assumed in the Kodiak Acquisition expiring in 2016, and 20,000 square feet of office space in 
Dickinson, North Dakota expiring in 2016.  In addition, we entered into a lease for several residential apartments in Watford City 
and Dickinson, North Dakota under an operating lease agreement expiring in 2015. 

(8)  In June 2014, we terminated our Production Participation Plan effective December 31, 2013.  Pursuant to the terms of the Plan, 
upon termination we are required to distribute to each Plan participant an amount, based upon the valuation method set forth in 
the Plan, in a lump sum payment twelve months after the date of termination.  As of December 31, 2014, a portion of this liability 
representing  a  regular  distribution  under  the  Plan  totaling  $41  million  had  been  paid  to  our  third-party  payroll  administrator.  
However, these  funds  were not distributed by the payroll administrator to Plan participants  until January 2015.  The final  Plan 
distribution payment will be made in June 2015. 

Based on current oil and natural gas prices and anticipated levels of production, we believe that the estimated net cash generated from 
operations,  together  with  cash  on  hand  and  amounts  available  under  our  credit  agreement  and  the  Delayed  Draw  Facility,  will  be 
adequate  to  meet  future  liquidity  needs,  including  satisfying  our  financial  obligations  and  any  obligations  arising  as  a  result  of  the 
Kodiak Acquisition and funding our operations, exploration and development activities. 

New Accounting Pronouncements 

For  further  information  on  the  effects  of  recently  adopted  accounting  pronouncements  and  the  potential  effects  of  new  accounting 
pronouncements, refer to the Summary of Significant Accounting Policies footnote in the notes to consolidated financial statements. 

Critical Accounting Policies and Estimates 

Our discussion of  financial condition and results of operations is based  upon the information reported in our consolidated financial 
statements.    The  preparation  of  these  statements  requires  us  to  make  certain  assumptions  and  estimates  that  affect  the  reported 
amounts  of  assets,  liabilities,  revenues  and  expenses  as  well  as  the  disclosure  of  contingent  assets  and  liabilities  at  the  date  of  our 
financial  statements.    We  base  our  assumptions  and  estimates  on  historical  experience  and  other  sources  that  we  believe  to  be 
reasonable  at  the  time.    Actual  results  may  vary  from  our  estimates  due  to  changes  in  circumstances,  weather,  politics,  global 
economics, mechanical problems, general business conditions and other factors.  A summary of our significant accounting policies is 
detailed in Note 1 to our consolidated financial statements.  We have outlined below certain of these policies as being of particular 
importance  to  the  portrayal  of  our  financial  position  and  results  of  operations  and  which  require  the  application  of  significant 
judgment by our management. 

Successful Efforts Accounting.  We account for our oil and gas operations using the successful efforts method of accounting.  Under 
this method, the fair value of property acquired and all costs associated with successful exploratory wells and all development wells 
are capitalized.  Items charged to expense generally include geological and geophysical costs, costs of unsuccessful exploratory wells 
and oil and gas production costs.  All of our properties are located within the continental United States. 

Oil  and  Natural  Gas  Reserve  Quantities.    Reserve  quantities  and  the  related  estimates  of  future  net  cash  flows  affect  our  periodic 
calculations of depletion, impairment of our oil and natural gas properties and our asset retirement obligations.  Proved oil and gas 
reserves are those quantities of oil and gas which, by analysis of geoscience and engineering data, can be estimated with reasonable 
certainty to be economically producible—from a given date forward, from known reservoirs and under existing economic conditions, 

60 

 
 
operating  methods,  and  government  regulations—prior  to  the  time  at  which  contracts  providing  the  right  to  operate  expire,  unless 
evidence  indicates  that  renewal  is  reasonably  certain,  regardless  of  whether  deterministic  or  probabilistic  methods  are  used  for  the 
estimation.  Reserve quantities and future cash flows included in this report are prepared in accordance with guidelines established by 
the SEC and the FASB.  The accuracy of our reserve estimates is a function of: 

• 
• 
• 
• 

the quality and quantity of available data; 
the interpretation of that data; 
the accuracy of various mandated economic assumptions; and 
the judgments of the persons preparing the estimates. 

External  petroleum  engineers  independently  estimated  all  of  the  proved,  probable  and  possible  reserve  quantities  included  in  this 
annual report.  In connection with our external petroleum engineers performing their independent reserve estimations, we furnish them 
with the following information that they review: (1) technical support data, (2) technical analysis of geologic and engineering support 
information, (3) economic and production data and (4) our well ownership interests.  The independent petroleum engineers, Cawley, 
Gillespie & Associates, Inc., evaluated 100% of our estimated proved reserve quantities and their related pre-tax future net cash flows 
as of December 31, 2014.  Estimates prepared by others may be higher or lower than our estimates.  Because these estimates depend 
on many assumptions, all of which may differ substantially from actual results, reserve estimates may be different from the quantities 
of  oil  and  gas  that  are  ultimately  recovered.    We  continually  make  revisions  to  reserve  estimates  throughout  the  year  as  additional 
information becomes available.  We make changes to depletion rates and impairment calculations (when impairment indicators arise) 
in the same period that changes to reserve estimates are made. 

Depreciation, Depletion and Amortization.  Our rate of recording DD&A is dependent upon our estimates of total proved and proved 
developed reserves, which estimates incorporate various assumptions and future projections.  If our estimates of total proved or proved 
developed  reserves  decline,  the  rate  at  which  we  record  DD&A  expense  increases,  which  in  turn  reduces  our  net  income.    Such  a 
decline in reserves  may result from lower commodity  prices or other changes  to reserve estimates, as discussed above, and  we are 
unable  to  predict  changes  in  reserve  quantity  estimates  as  such  quantities  are  dependent  on  the  success  of  our  exploration  and 
development program, as well as future economic conditions. 

Impairment of Oil and Gas Properties.  We review the value of our oil and gas properties whenever management judges that events 
and  circumstances  indicate  that  the  recorded  carrying  value  of  properties  may  not  be  recoverable.    Impairments  of  producing 
properties are determined by comparing their future net undiscounted cash flows to their net book values at the end of each period.  If 
their net capitalized costs exceed undiscounted  future cash  flows, the cost of the property is  written down to  “fair value,”  which is 
determined using net discounted future cash flows from the producing property.  Different pricing assumptions or discount rates could 
result in a different calculated impairment.  In addition to proved property impairments,  we provide  for impairments on significant 
undeveloped properties when we determine that the property will not be developed or a permanent impairment in value has occurred.  
Individually  insignificant  unproved  properties  are  amortized  on  a  composite  basis,  based  on  past  success,  experience  and  average 
lease-term lives. 

Goodwill  Impairment.    We  test  our  goodwill  for  impairment  annually  in  the  second  quarter  or  when  events  or  changes  in 
circumstances indicate that the fair value of a reporting unit has been reduced below its carrying value.  When testing goodwill for 
impairment, if our qualitative analysis indicates that it is more likely than not that the fair value of the reporting unit is less than its 
carrying  value,  we  then  perform  a  quantitative  impairment  test.    If  the  carrying  value  of  the  reporting  unit  exceeds  its  fair  value, 
goodwill is written down to its implied fair value with an offsetting charge to earnings. 

Asset Retirement Obligation.  Our asset retirement obligations (“ARO”) consist of estimated future costs associated with the plugging 
and abandonment of oil and  gas  wells, removal of equipment and  facilities  from leased acreage and land restoration  in accordance 
with applicable local, state and federal laws.  The discounted fair value of an ARO liability is required to be recognized in the period 
in which it is incurred, with the associated asset retirement cost capitalized as part of the carrying cost of the oil and gas asset.  The 
recognition of an ARO requires that management make numerous assumptions regarding such factors as the estimated probabilities, 
amounts  and  timing  of  settlements;  the  credit-adjusted  risk-free  discount  rate  to  be  used;  inflation  rates;  and  future  advances  in 
technology.  In periods subsequent to the initial measurement of the ARO, we must recognize period-to-period changes in the liability 
resulting from the passage of time and revisions to either the timing or the amount of the original estimate of undiscounted cash flows.  
Increases  in  the  ARO  liability  due  to  the  passage  of  time  impact  net  income  as  accretion  expense.    The  related  capitalized  cost, 
including revisions thereto, is charged to expense through DD&A over the life of the oil and gas property. 

Production Participation Plan.  On June 11, 2014, the Board of Directors terminated our Production Participation Plan (the “Plan”), in 
which all employees participated, effective December 31, 2013.  Prior to Plan termination, interests in oil and gas properties acquired, 
developed or sold during the year were allocated to the Plan on an annual basis as determined by the Compensation Committee of the 
Board of Directors.  Once allocated, the interests (not legally conveyed) were fixed.  The short-term obligation related to the Plan is 
reflected  in  the  “Current  portion  of  Production  Participation  Plan  liability”  line  item  in  our  consolidated  balance  sheets.    This 
obligation at December 31, 2013 was based on cash flows during 2013 and was paid in cash in January 2014.  The calculation of this 

61 

 
 
liability depended in part on our estimates of accrued revenues and costs as of December 31, 2013 as discussed below under “Revenue 
Recognition.”  The vested long-term obligation related to the Plan at December 31, 2013 is reflected in the “Production Participation 
Plan liability” line item in the consolidated balance sheets.  This liability was derived primarily from reserve report estimates as of that 
date.  Pursuant to the terms of the Plan, upon Plan termination all employees became fully vested, and the fully vested amount due to 
Plan participants has been reflected as a current payable as of December 31, 2014, as it will be distributed to Plan participants during 
the first half of 2015.  This liability includes the value of proved undeveloped oil and gas properties awarded upon Plan termination, 
and is based on reserve report estimates and forecasted commodity prices for crude oil, NGLs and natural gas as of the December 31, 
2013 termination effective date. 

Derivative Instruments and Hedging Activity.  We periodically enter into commodity derivative contracts to manage our exposure to 
oil and natural gas price volatility.  We use hedging to help ensure that we have adequate cash flow to fund our capital programs and 
manage returns on our acquisitions and drilling programs.  Our decision on the quantity and price at which we choose to hedge our 
production is based in part on our view of current and future market conditions.  While the use of these hedging arrangements limits 
the  downside  risk  of  adverse  price  movements,  it  may  also  limit  future  revenues  from  favorable  price  movements.    We  primarily 
utilize costless collars and swaps contracts, which are generally placed with major financial institutions, as well as fixed-differential 
crude oil sales contracts. 

All derivative instruments are recorded on the consolidated balance sheet at fair value, other than the derivative instruments that meet 
the  “normal  purchase  normal  sale”  exclusion.    Changes  in  the  derivatives’  fair  value  are  recognized  currently  in  earnings  unless 
specific hedge accounting criteria are met.  For qualifying cash flow hedges, the fair value gain or loss on the derivative is deferred in 
accumulated other comprehensive income (loss) to the extent the hedge is effective and is reclassified to the gain (loss) on hedging 
activities line item in our consolidated statements of income in the period that the hedged production is delivered. 

We value our costless collars and swaps using industry-standard models that consider various assumptions, including quoted forward 
prices for commodities, time value, volatility factors and contractual prices for the underlying instruments, as well as other relevant 
economic measures.  We value our long-term crude oil sales and delivery contracts based on an income approach, which considers 
various assumptions, including quoted forward prices for commodities, market differentials for crude oil and U.S. Treasury rates.  The 
discount  rate  used  in  the  fair  values  of  these  instruments  includes  a  measure  of  nonperformance  risk  by  the  counterparty  or  us,  as 
appropriate. 

We  utilize  the  counterparties’  valuations  to  assess  the  reasonableness  of  our  valuations.    The  values  we  report  in  our  financial 
statements  change  as  these  estimates  are  revised  to  reflect  changes  in  market  conditions  (particularly  those  for  oil  and  natural  gas 
futures) or other factors, many of which are beyond our control. 

The  use  of  hedging  transactions  also  involves  the  risk  that  the  counterparties  will  be  unable  to  meet  the  financial  terms  of  such 
transactions.  We evaluate the ability of our counterparties to perform at the inception of a hedging relationship and on a periodic basis 
as appropriate. 

Income Taxes and Uncertain Tax Positions.  We provide for income taxes in accordance with FASB ASC Topic 740, Income Taxes 
(“ASC 740”).  We record deferred tax assets and liabilities to account for the expected future tax consequences of events that have 
been recognized in our financial statements and our tax returns.  We routinely assess the realizability of our deferred tax assets.  If we 
conclude that it is more likely than not that some portion or all of our deferred tax assets will not be realized, the tax asset is reduced 
by a valuation allowance.  We consider future taxable income in making such assessments.  Numerous judgments and assumptions are 
inherent in the determination of future taxable income, including factors such as future operating conditions (particularly as they relate 
to prevailing oil and natural gas prices). 

ASC  740  requires  uncertain  income  tax  positions  to  meet  a  more-likely-than-not  recognition  threshold  to  be  recognized  in  the 
financial statements.  Under ASC 740, uncertain tax positions that previously failed to meet the more-likely-than-not threshold should 
be recognized in the first subsequent financial reporting period in which that threshold is met.  Previously recognized uncertain  tax 
positions  that  no  longer  meet  the  more-likely-than-not  threshold  should  be  derecognized  in  the  first  subsequent  financial  reporting 
period in which that threshold is no longer met. 

We are subject to taxation in  many jurisdictions, and the calculation of our tax  liabilities involves dealing  with uncertainties in the 
application of complex tax laws and regulations in various taxing jurisdictions.  If we ultimately determine that the payment of these 
liabilities will be unnecessary, we reverse the liability and recognize a tax benefit during the period in which we determine the liability 
no longer applies.  Conversely, we record additional tax charges in a period in which we determine that a recorded tax liability is less 
than we expect the ultimate assessment to be. 

Revenue  Recognition.    We  predominantly  derive  our  revenue  from  the  sale  of  produced  oil,  NGLs  and  natural  gas.    Revenue  is 
recorded in the month the product is delivered to the purchaser.  We receive payment from one to three months after delivery.  At the 
end of each month, we estimate the amount of production delivered to purchasers and the price we will receive.  Variances between 

62 

 
 
our estimated revenue and actual payment are recorded in the month the payment is received.  However, differences have been and are 
insignificant. 

Accounting for Business Combinations.  We account for all of our business combinations using the purchase method, which is the only 
method permitted under FASB ASC Topic 805, Business Combinations, and involves the use of significant judgment. 

Under the purchase method of accounting, a business combination is accounted for at a purchase price based upon the fair value of the 
consideration  given.   The assets and liabilities acquired are  measured at their  fair values, and the purchase price is allocated to the 
assets and liabilities based upon these fair values.  The excess, if any, of the cost of an acquired entity over the net amounts assigned to 
assets acquired and liabilities assumed is recognized as goodwill.  The excess, if any, of the fair value of assets acquired and liabilities 
assumed over the cost of an acquired entity is recognized immediately to earnings as a gain from bargain purchase. 

Determining the fair values of the assets and liabilities acquired involves the use of judgment, since some of the assets and liabilities 
acquired do not have fair values that are readily determinable.  Different techniques may be used to determine fair values, including 
market  prices  (where  available),  appraisals,  comparisons  to  transactions  for  similar  assets  and  liabilities,  and  present  values  of 
estimated future cash  flows,  among others.   Since these estimates  involve the  use of  significant judgment, they can  change as  new 
information becomes available. 

The business combinations completed during the prior three years consisted of oil and gas properties.  In general, the consideration we 
have paid to acquire these properties or companies was entirely allocated to the fair value of the assets acquired and liabilities assumed 
at  the  time  of  acquisition  and  consequently,  there  was  no  goodwill  nor  any  bargain  purchase  gains  recognized  on  our  business 
combinations.  However, the purchase price allocation associated with the Kodiak Acquisition resulted in the recognition of goodwill.  
For  further  information  on  the  Kodiak  Acquisition,  refer  to  the  Acquisitions  and  Divestitures  footnote  in  the  notes  to  consolidated 
financial statements. 

Effects of Inflation and Pricing 

We experienced increased costs during 2013 and 2014 due to increased demand for oil field products and services.  The oil and gas 
industry  is  very  cyclical,  and  the  demand  for  goods  and  services  of  oil  field  companies,  suppliers  and  others  associated  with  the 
industry  puts  extreme  pressure  on  the  economic  stability  and  pricing  structure  within  the  industry.    Typically,  as  prices  for  oil  and 
natural gas increase, so do all associated costs.  Conversely, in a period of declining prices, associated cost declines are likely to lag 
and  not  adjust  downward  in  proportion  to  prices.    Material  changes  in  prices  also  impact  our  current  revenue  stream,  estimates  of 
future reserves, borrowing base calculations of bank loans, depletion expense, impairment assessments of oil and gas properties, and 
values of properties in purchase and sale transactions.  Material changes in prices can impact the value of oil and gas companies and 
their  ability  to  raise  capital,  borrow  money  and  retain  personnel.    While  we  do  not  currently  expect  business  costs  to  materially 
increase, higher prices for oil and natural gas could result in increases in the costs of materials, services and personnel. 

Forward-Looking Statements 

This  report  contains  statements  that  we  believe  to  be  “forward-looking  statements”  within  the  meaning  of  Section  27A  of  the 
Securities Act of 1933 and Section 21E of the Securities Exchange Act of 1934.  All statements other than historical facts, including, 
without  limitation,  statements  regarding  our  future  financial  position,  business  strategy,  projected  revenues,  earnings,  costs,  capital 
expenditures and debt levels, and plans and objectives of management for future operations, are forward-looking statements.  When 
used in this report, words such as we “expect,” “intend,” “plan,” “estimate,” “anticipate,” “believe” or “should” or the negative thereof 
or  variations  thereon  or  similar  terminology  are  generally  intended  to  identify  forward-looking  statements.    Such  forward-looking 
statements are subject to risks and uncertainties that could cause actual results to differ materially from those expressed in, or implied 
by, such statements. 

These  risks  and  uncertainties  include,  but  are  not  limited  to:  declines  in  oil,  NGL  or  natural  gas  prices;  our  level  of  success  in 
exploration,  development  and  production  activities;  risks  related  to  our  level  of  indebtedness  and  periodic  redeterminations  of  the 
borrowing  base  under  our  credit  agreement;  impacts  to  financial  statements  as  a  result  of  impairment  write-downs;  our  ability  to 
successfully  complete  asset  dispositions  and  the  risks  related  thereto;  adverse  weather  conditions  that  may  negatively  impact 
development  or  production  activities;  the  timing  of  our  exploration  and  development  expenditures;  our  ability  to  obtain  sufficient 
quantities of CO2 necessary to carry out our EOR projects; inaccuracies of our reserve estimates or our assumptions underlying them; 
revisions to reserve estimates as a result of changes in commodity prices, regulation and other factors; risks relating to any unforeseen 
liabilities  of  ours;  our  ability  to  generate  sufficient  cash  flows  from  operations  to  meet  the  internally  funded  portion  of  our  capital 
expenditures budget; our ability to obtain external capital to finance exploration and development operations and acquisitions; federal 
and state initiatives relating to the regulation of hydraulic fracturing; the potential impact of federal debt reduction initiatives and tax 
reform legislation being considered by the U.S. Federal Government that could have a negative effect on the oil and gas industry; our 
ability  to  identify  and  complete  acquisitions  and  to  successfully  integrate  acquired  businesses;  unforeseen  underperformance  of  or 
liabilities associated with acquired properties; the impacts of hedging on our results of operations; failure of our properties to yield oil 

63 

 
 
or  gas  in  commercially  viable  quantities;  availability  of,  and  risks  associated  with,  transport  of  oil  and  gas;  our  ability  to  drill 
producing  wells  on  undeveloped  acreage  prior  to  its  lease  expiration;  shortages  of  or  delays  in  obtaining  qualified  personnel  or 
equipment, including drilling rigs and completion services; uninsured or underinsured losses resulting from our oil and gas operations; 
our inability to access oil and gas markets due to market conditions or operational impediments; the impact and costs of compliance 
with laws and regulations governing our oil and gas operations; our ability to replace our oil and natural gas reserves; any loss of our 
senior  management  or  technical  personnel;  competition  in  the  oil  and  gas  industry;  cyber  security  attacks  or  failures  of  our 
telecommunication systems; our ability to successfully integrate Kodiak after the Kodiak Acquisition and achieve anticipated benefits 
from the transaction; and other risks described under the caption “Risk Factors” in this Annual Report on Form 10-K.  We assume no 
obligation, and disclaim any duty, to update the forward-looking statements in this Annual Report on Form 10-K. 

64 

 
 
 
Item 7A.       Quantitative and Qualitative Disclosures about Market Risk 

Commodity Price Risk 

The price we receive for our oil and gas production heavily influences our revenue, profitability, access to capital and future rate of 
growth.  Crude oil and natural gas are commodities, and therefore, their prices are subject to wide fluctuations in response to relatively 
minor  changes  in  supply  and  demand.    Historically,  the  markets  for  oil  and  gas  have  been  volatile,  and  these  markets  will  likely 
continue to be volatile in the future.  Based on 2014 production, our income before income taxes for 2014 would have moved up or 
down  $273  million  for  each  10%  change  in  oil  prices  per  Bbl,  $13  million  for  each  10%  change  in  NGL  prices  per  Bbl  and  $17 
million for each 10% change in natural gas prices per Mcf. 

We periodically enter into derivative contracts to achieve a more predictable cash flow by reducing our exposure to oil and natural gas 
price  volatility.    Our  derivative  contracts  have  traditionally  been  costless  collars  and  swap  contracts,  although  we  evaluate  and  have 
entered into other forms of derivative instruments as well.  Currently,  we do not apply hedge accounting, and therefore all changes in 
commodity derivative fair values are recorded immediately to earnings. 

Commodity Derivative Contracts 

Crude Oil Costless Collars and Swaps.  The collared hedges shown in the table below have the effect of providing a protective floor 
while allowing us to share in upward pricing movements.  The three-way collars, however, do not provide complete protection against 
declines in crude oil prices due to the fact that when the market price falls below the sub-floor, the minimum price we would receive 
would be NYMEX plus the difference between the floor and the sub-floor.  While these hedges are designed to reduce our exposure to 
price  decreases,  they  also  have  the  effect  of  limiting  the  benefit  of  price  increases  above  the  ceiling.    For  the  crude  oil  collars 
outstanding as of December 31, 2014, a hypothetical upward or downward shift of 10% per Bbl in the NYMEX forward curve as of 
December 31, 2014 would cause a decrease or increase, respectively, of $2 million in our commodity derivative (gain) loss. 

The swap contracts shown in the tables below entitle us to receive settlement from the counterparty in amounts, if any, by which the 
settlement price for the applicable calculation period is less than the fixed price, or to pay the counterparty if the settlement price for 
the applicable calculation period is more than the fixed price.  While the fixed-price swaps are designed to decrease our exposure to 
downward price movements, they also have the effect of limiting the benefit of upward price movements.  For the swaps outstanding 
as of December 31, 2014, a hypothetical upward or downward shift of 10% per Bbl in the NYMEX forward curve as of December 31, 
2014 would cause a decrease or increase, respectively, of $17 million in our commodity derivative (gain) loss. 

Our outstanding hedges as of February 13, 2015 are summarized below: 

Derivative 
Instrument 
Three-way collars (1) 

Collars 

  Monthly Volume 

Weighted Average  

  Commodity   
Crude oil 
Crude oil 
Crude oil 
Crude oil 
Crude oil 
Crude oil 
Crude oil 
Crude oil 
Crude oil 
Crude oil 
Crude oil 
Crude oil 
Crude oil 
Crude oil 
Crude oil 
Crude oil 
Crude oil 
Crude oil 
Crude oil 
Crude oil 

Period 
01/2015 to 03/2015   
04/2015 to 06/2015   
07/2015 to 09/2015   
10/2015 to 12/2015   
01/2016 to 03/2016   
04/2016 to 06/2016   
07/2016 to 09/2016   
10/2016 to 12/2016   
01/2015 to 03/2015   
04/2015 to 06/2015   
07/2015 to 09/2015   
10/2015 to 12/2015   
01/2016 to 03/2016   
04/2016 to 06/2016   
07/2016 to 09/2016   
10/2016 to 12/2016   
01/2017 to 03/2017   
04/2017 to 06/2017   
07/2017 to 09/2017   
10/2017 to 12/2017   

65 

(Bbl) 
100,000 
100,000 
500,000 
500,000 
550,000 
550,000 
550,000 
550,000 
9,000 
9,100 
209,200 
209,200 
250,000 
250,000 
250,000 
250,000 
250,000 
250,000 
250,000 
250,000 

  NYMEX Sub-Floor/Floor/Ceiling 

$70.00/$85.00/$107.90 
$70.00/$85.00/$107.90 
$47.00/$58.00/$78.99 
$47.00/$58.00/$78.99 
$43.18/$53.18/$76.26 
$43.18/$53.18/$76.26 
$43.18/$53.18/$76.26 
$43.18/$53.18/$76.26 
$85.00/$102.75 
$85.00/$102.75 
$51.06/$57.37 
$51.06/$57.37 
$51.00/$63.48 
$51.00/$63.48 
$51.00/$63.48 
$51.00/$63.48 
$53.00/$70.44 
$53.00/$70.44 
$53.00/$70.44 
$53.00/$70.44 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Derivative 
Instrument 
Swaps 

  Monthly Volume 

Weighted Average  

  Commodity   
Crude oil 
Crude oil 
Crude oil 
Crude oil 

Period 
01/2015 to 03/2015   
04/2015 to 06/2015   
07/2015 to 09/2015   
10/2015 to 12/2015   

(Bbl) 
335,700 
339,430 
259,160 
251,230 

  NYMEX Sub-Floor/Floor/Ceiling 

$93.33 
$93.33 
$76.57 
$76.25 

_____________________ 
(1)  A three-way collar is a combination of options: a sold call, a purchased put and a sold put.  The sold call establishes a maximum 
price (ceiling) we will receive for the volumes under contract.  The purchased put establishes a minimum price (floor), unless the 
market  price  falls  below  the  sold  put  (sub-floor),  at  which  point  the  minimum  price  would  be  NYMEX  plus  the  difference 
between the purchased put and the sold put strike price. 

Fixed-differential  Crude  Oil  Contracts.    We  have  entered  into  two  fixed-differential  crude  oil  sales  and  delivery  contracts  for  oil 
volumes we plan to produce from the Niobrara in Colorado. 

The table below summarizes the future production volumes to be sold under one of these contracts as of January 1, 2015 at a price 
equal to NYMEX less a fixed differential of $4.75 per Bbl.  When we are unable to deliver the production volumes specified in this 
contract, the fixed differential increases proportionately. 

Commodity 
Crude oil 
Crude oil 
Crude oil 
Crude oil 
Crude oil 
Crude oil 

Period 
04/2015 to 12/2015 
01/2016 to 12/2016 
01/2017 to 12/2017 
01/2018 to 12/2018 
01/2019 to 12/2019 
01/2020 to 03/2020 

Daily Volume 
(Bbl per day) 
25,000 
28,750 
33,750 
38,750 
43,750 
45,000 

The table below summarizes the future production volumes to be sold under the second contract as of January 1, 2015 at a price equal 
to NYMEX less certain fixed differentials depending on the delivery methods specified in the contract.  

Commodity 
Crude oil 
Crude oil 
Crude oil 
Crude oil 
Crude oil 
Crude oil 

Period 
04/2015 to 12/2015 
01/2016 to 12/2016 
01/2017 to 12/2017 
01/2018 to 12/2018 
01/2019 to 12/2019 
01/2020 to 03/2020 

Daily Volume 
(Bbl per day) 
20,000 
20,000 
20,000 
20,000 
20,000 
20,000 

As  of  December  31,  2014,  we  determined  that  it  is  no  longer  probable  that  future  oil  production  from  our  Redtail  field  will  be 
sufficient to meet the minimum volume requirements specified in these fixed-differential crude oil contracts, and accordingly, that we 
will not settle these contracts through physical delivery of crude oil volumes.  As a result, we have determined that these contracts no 
longer qualify  for the  “normal purchase  normal  sale” exclusion, and  we  have therefore reflected these contracts at fair value in the 
consolidated  financial  statements.    For  these  commodity  derivative  contracts,  a  hypothetical  $10.00  per  Bbl  increase  in  the  market 
differential for crude oil as of December 31, 2014 would cause an increase in our commodity derivative (gain) loss of $42 million, 
whereas  a  hypothetical  $10.00  per  Bbl  decrease  in  the  market  differential  for  crude  oil  would  cause  a  decrease  in  our  commodity 
derivative (gain) loss of $43 million. 

Interest Rate Risk 

Market risk is estimated as the change in  fair value resulting  from a  hypothetical 100 basis point change  in the interest rate on the 
outstanding  balance  under  our  credit  agreement.    Our  credit  agreement  allows  us  to  fix  the  interest  rate  for  all  or  a  portion  of  the 
principal balance for a period up to six months.  To the extent that the interest rate is fixed, interest rate changes affect the instrument’s 
fair market value but do not impact results of operations or cash flows.  Conversely, for the portion of the credit agreement that has a 
floating interest rate, interest rate changes will not affect the fair market value but will impact future results of operations and cash 
flows.    At  December  31,  2014,  our  outstanding  principal  balance  under  our  credit  agreement  was  $1.4  billion,  and  the  weighted 
average interest rate on the outstanding principal balance was 1.9%.  At December 31, 2014, the carrying amount approximated fair 
market value.  Assuming a constant debt level of $1.4 billion, the cash flow impact resulting from a 100 basis point change in interest 

66 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
rates during periods when the interest rate is not fixed would be $14 million over a 12-month time period.  Changes in interest rates do 
not affect the amount of interest we pay on our fixed-rate Senior Notes or Senior Subordinated Notes, but interest rates do affect the 
fair values of our Senior Notes and Senior Subordinated Notes. 

67 

 
 
Item 8.        Financial Statements and Supplementary Data 

INDEX TO CONSOLIDATED FINANCIAL STATEMENTS 

Report of Independent Registered Public Accounting Firm ..................................................................................................................
Consolidated Balance Sheets as of December 31, 2014 and 2013 .........................................................................................................
Consolidated Statements of Income for the Years Ended December 31, 2014, 2013 and 2012 ............................................................
Consolidated Statements of Comprehensive Income for the Years Ended December 31, 2014, 2013 and 2012 ..................................
Consolidated Statements of Cash Flows for the Years Ended December 31, 2014, 2013 and 2012 .....................................................
Consolidated Statements of Equity for the Years Ended December 31, 2014, 2013 and 2012 .............................................................
Notes to Consolidated Financial Statements ..........................................................................................................................................

  69 
  70 
  71 
  72 
  73 
  75 
  76 

68 

 
 
  
 
 
 
 
 
 
REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM 

To the Board of Directors and Stockholders of 
Whiting Petroleum Corporation 
Denver, Colorado 

We have audited the accompanying consolidated balance sheets of Whiting Petroleum Corporation and subsidiaries (the "Company") 
as of December 31, 2014 and 2013, and the related consolidated statements of income, comprehensive income, cash flows, and equity 
for each of the three years in the period ended December 31, 2014.  Our audits also included the financial statement schedule listed in 
the Index at Item 15. These financial statements and financial statement schedule are the responsibility of the Company's management. 
Our responsibility is to express an opinion on the financial statements and financial statement schedule based on our audits. 

We  conducted  our  audits  in  accordance  with  the  standards  of  the  Public  Company  Accounting  Oversight  Board  (United  States).  
Those standards require that we plan and perform the audit to obtain reasonable assurance about whether the financial statements are 
free of material misstatement.  An audit includes examining, on a test basis, evidence supporting the amounts and disclosures in the 
financial statements.  An audit also includes assessing the accounting principles used and significant estimates made by management, 
as  well  as  evaluating  the  overall  financial  statement  presentation.  We  believe  that  our  audits  provide  a  reasonable  basis  for  our 
opinion. 

In  our  opinion,  such  consolidated  financial  statements  present  fairly,  in  all  material  respects,  the  financial  position  of  Whiting 
Petroleum Corporation and subsidiaries as of December 31, 2014 and 2013, and the results of their operations and their cash flows for 
each of the three  years in the period ended December 31, 2014, in conformity  with accounting principles  generally accepted in the 
United  States  of  America.  Also,  in  our  opinion,  such  financial  statement  schedule,  when  considered  in  relation  to  the  basic 
consolidated financial statements taken as a whole, presents fairly, in all material respects, the information set forth therein. 

We  have  also  audited,  in  accordance  with  the  standards  of  the  Public  Company  Accounting  Oversight  Board  (United  States),  the 
Company's internal control over financial reporting as of December 31, 2014, based on the criteria established in Internal Control—
Integrated  Framework  (2013)  issued  by  the  Committee  of  Sponsoring  Organizations  of  the  Treadway  Commission  and  our  report 
dated February 27, 2015 expressed an unqualified opinion on the Company's internal control over financial reporting. 

/s/ DELOITTE & TOUCHE LLP 

Denver, Colorado 
February 27, 2015 

69 

 
 
 
 
 
WHITING PETROLEUM CORPORATION 
CONSOLIDATED BALANCE SHEETS 
(in thousands, except share and per share data) 

December 31, 

2014 

2013 

ASSETS 
Current assets: 

Cash and cash equivalents ...............................................................................................
Accounts receivable trade, net ........................................................................................
Derivative assets .............................................................................................................
Prepaid expenses and other .............................................................................................
Total current assets .....................................................................................................

  $ 

$ 

78,100  
543,172  
135,577  
86,150  
842,999  

Property and equipment: 

Oil and gas properties, successful efforts method ...........................................................
Other property and equipment.........................................................................................
Total property and equipment ....................................................................................
Less accumulated depreciation, depletion and amortization ...........................................
Total property and equipment, net ..............................................................................
Goodwill ..............................................................................................................................
Debt issuance costs ..............................................................................................................
Other long-term assets .........................................................................................................
TOTAL ASSETS ................................................................................................................

  $ 

14,949,702  
276,582  
15,226,284  
(3,083,572)  
12,142,712  
875,676  
53,274  
104,843  
14,019,504  

LIABILITIES AND EQUITY 
Current liabilities: 

  $ 

Accounts payable trade ...................................................................................................
Accrued capital expenditures ..........................................................................................
Revenues and royalties payable ......................................................................................
Current portion of Production Participation Plan liability ..............................................
Accrued liabilities and other ...........................................................................................
Taxes payable ..................................................................................................................
Accrued interest ..............................................................................................................
Deferred income taxes .....................................................................................................
Total current liabilities ...............................................................................................
Long-term debt ....................................................................................................................
Deferred income taxes .........................................................................................................
Production Participation Plan liability .................................................................................
Asset retirement obligations ................................................................................................
Deferred gain on sale ...........................................................................................................
Other long-term liabilities ....................................................................................................
Total liabilities ............................................................................................................
Commitments and contingencies .........................................................................................
Equity: 

Common  stock,  $0.001  par  value,  300,000,000  shares  authorized;  168,346,020 
issued  and  166,889,152  outstanding  as  of  December  31,  2014  and  120,101,555 
issued and 118,657,245 outstanding as of December 31, 2013...................................
Additional paid-in capital ................................................................................................
Retained earnings ............................................................................................................
Total Whiting shareholders' equity .............................................................................
Noncontrolling interest ....................................................................................................
Total equity ................................................................................................................
TOTAL LIABILITIES AND EQUITY ............................................................................

  $ 

See notes to consolidated financial statements. 

70 

699,460 
341,177 
1,274 
27,707 
1,069,618 

10,065,150 
206,385 
10,271,535 
(2,676,490) 
7,595,045 
- 
48,530 
120,277 
8,833,470 

107,692 
158,739 
198,558 
73,264 
144,327 
50,052 
44,405 
648 
777,685 
2,653,834 
1,278,030 
87,503 
116,442 
79,065 
4,212 
4,996,771 

120 
1,583,542 
2,244,905 
3,828,567 
8,132 
3,836,699 
8,833,470 

$ 

$ 

62,664  
429,970  
254,018  
113,391  
169,193  
63,822  
67,913  
47,545  
1,208,516  
5,628,782  
1,230,630  
-  
167,741  
60,305  
20,486  
8,316,460  

168  
3,385,094  
2,309,712  
5,694,974  
8,070  
5,703,044  
14,019,504  

$ 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
  
  
   
 
  
   
 
  
   
 
  
  
 
 
 
 
 
 
 
  
   
 
  
   
 
  
  
 
  
   
 
  
  
 
  
  
 
  
 
 
 
  
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
WHITING PETROLEUM CORPORATION 
CONSOLIDATED STATEMENTS OF INCOME 
(in thousands, except per share data) 

REVENUES AND OTHER INCOME: 

Oil, NGL and natural gas sales .......................................................
Gain (loss) on hedging activities.....................................................
Amortization of deferred gain on sale ............................................
Gain on sale of properties ...............................................................
Interest income and other ................................................................
Total revenues and other income .............................................

  $ 

COSTS AND EXPENSES: 

Lease operating ...............................................................................
Production taxes..............................................................................
Depreciation, depletion and amortization .......................................
Exploration and impairment ...........................................................
General and administrative .............................................................
Interest expense ..............................................................................
Loss on early extinguishment of debt .............................................
Change in Production Participation Plan liability ...........................
Commodity derivative (gain) loss, net ............................................
Total costs and expenses ..........................................................

Year Ended  
December 31, 
2013 

2,666,549   $ 
(1,958)  
31,737  
128,648  
3,409  
2,828,385  

430,221  
225,403  
891,516  
453,210  
137,994  
112,936  
4,412  
(6,980)  
7,802  
2,256,514  

2014 

3,024,617   $ 

-  
30,494  
27,657  
2,329  
3,085,097  

496,925  
253,008  
1,089,545  
854,430  
177,211  
170,642  
-  
-  
(100,579)  
2,941,182  

2012 

2,137,714 
2,338 
29,458 
3,423 
519 
2,173,452 

376,424 
171,625 
684,724 
166,972 
108,573 
75,210 
- 
13,824 
(85,911) 
1,511,441 

INCOME BEFORE INCOME TAXES .............................................

143,915  

571,871  

662,011 

INCOME TAX EXPENSE (BENEFIT): 

Current ............................................................................................
Deferred ..........................................................................................
Total income tax expense ........................................................

NET INCOME .....................................................................................
Net loss attributable to noncontrolling interests .............................

NET INCOME AVAILABLE TO SHAREHOLDERS ....................
Preferred stock dividends................................................................

2,625  
76,545  
79,170  

64,745  
62  

64,807  
-  

986  
204,882  
205,868  

366,003  
52  

366,055  
(538)  

(669) 
248,581 
247,912 

414,099 
90 

414,189 
(1,077) 

NET INCOME AVAILABLE TO COMMON 

SHAREHOLDERS .......................................................................

  $ 

64,807   $ 

365,517   $ 

413,112 

EARNINGS PER COMMON SHARE: 

Basic ...............................................................................................
Diluted ............................................................................................

  $ 
  $ 

0.53   $ 
0.53   $ 

3.09   $ 
3.06   $ 

3.51 
3.48 

WEIGHTED AVERAGE SHARES OUTSTANDING: 

Basic ...............................................................................................
Diluted ............................................................................................

122,138  
122,519  

118,260  
119,588  

117,601 
119,028 

See notes to consolidated financial statements. 

71 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
  
 
 
  
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
  
 
 
 
 
  
 
 
 
 
 
  
 
 
 
 
  
 
 
 
 
 
  
 
 
 
 
  
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
  
 
  
 
  
 
 
 
WHITING PETROLEUM CORPORATION 
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME 
(in thousands) 

Year Ended  
December 31, 
2013 

2014 

2012 

NET INCOME .....................................................................................

  $ 

64,745   $ 

366,003   $ 

414,099 

OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAX:   
OCI amortization on de-designated hedges (1) (2)  ...........................
Total other comprehensive income (loss), net of tax ...............

COMPREHENSIVE INCOME ..........................................................
Comprehensive loss attributable to noncontrolling interest ..........

-  
-  

64,745  
62  

1,236  
1,236  

367,239  
52  

(1,476) 
(1,476) 

412,623 
90 

COMPREHENSIVE INCOME ATTRIBUTABLE TO 

WHITING....................................................................................

  $ 

64,807   $ 

367,291   $ 

412,713 

_____________________ 
(1)  Presented net of income tax expense of $722 for the year ended December 31, 2013 and an income tax benefit of $862 for the 

year ended December 31, 2012. 

(2)  These  OCI  amortization  amounts  on  de-designated  hedges  are  reclassified  from  accumulated  other  comprehensive  income 

(“AOCI”) to gain (loss) on hedging activities in the consolidated statements of income. 

See notes to consolidated financial statements. 

72 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
  
 
 
 
 
  
 
 
 
 
 
  
 
 
 
 
  
 
 
 
 
 
  
 
 
 
WHITING PETROLEUM CORPORATION 
CONSOLIDATED STATEMENTS OF CASH FLOWS 
(in thousands) 

CASH FLOWS FROM OPERATING ACTIVITIES: 

Net income .............................................................................................................
Adjustments to reconcile net income to net cash provided by operating 

  $ 

activities: 
Depreciation, depletion and amortization ..........................................................
Deferred income tax expense ............................................................................
Amortization of debt issuance costs and debt premium ....................................
Stock-based compensation ................................................................................
Amortization of deferred gain on sale ...............................................................
Gain on sale of properties ..................................................................................
Undeveloped leasehold and oil and gas property impairments .........................
Exploratory dry hole costs .................................................................................
Loss on early extinguishment of debt ................................................................
Change in Production Participation Plan liability .............................................
Non-cash portion of derivative gains.................................................................
Other, net ...........................................................................................................

Changes in current assets and liabilities: 

Accounts receivable trade, net ...........................................................................
Prepaid expense and other .................................................................................
Accounts payable trade and accrued liabilities ..................................................
Revenues and royalties payable .........................................................................
Taxes payable ....................................................................................................
Net cash provided by operating activities .....................................................

CASH FLOWS FROM INVESTING ACTIVITIES: 

Drilling and development capital expenditures ......................................................
Acquisition of oil and gas properties, net of cash acquired ....................................
Other property and equipment................................................................................
Proceeds from sale of oil and gas properties ..........................................................
Net proceeds from sale of 18,400,000 units in Whiting USA Trust II ...................
Issuance of note receivable ....................................................................................
Cash paid for investing derivatives ........................................................................
Cash settlements received on investing derivatives ...............................................
Net cash used in investing activities .............................................................

CASH FLOWS FROM FINANCING ACTIVITIES: 

Issuance of 5% Senior Notes due 2019 ..................................................................
Issuance of 5.75% Senior Notes due 2021 .............................................................
Redemption of 7% Senior Subordinated Notes due 2014 ......................................
Borrowings under credit agreement .......................................................................
Repayments of borrowings under credit agreement ...............................................
Repayment of tax sharing liability .........................................................................
Debt issuance costs ................................................................................................
Restricted stock used for tax withholdings .............................................................
Proceeds from stock options exercised ..................................................................
Preferred stock dividends paid ...............................................................................
Net cash provided by financing activities .....................................................

  $ 

See notes to consolidated financial statements. 

73 

Year Ended  
December 31, 
2013 

2014 

2012 

64,745   $ 

366,003   $ 

414,099 

1,089,545  
76,545  
11,984  
23,258  
(30,494)  
(27,657)  
767,627  
26,327  
-  
-  
(57,465)  
(9,030)  

17,618  
(50,352)  
(86,480)  
(1,963)  
1,094  
1,815,302  

(2,842,837)  
(45,573)  
(79,955)  
107,848  
-  
-  
-  
-  
(2,860,517)  

-  
-  
-  
2,150,000  
(1,675,000)  
(26,373)  
(14,901)  
(11,652)  
1,781  
-  

423,855   $ 

891,516  
204,882  
12,405  
22,436  
(31,737)  
(128,648)  
358,455  
28,725  
4,412  
(6,980)  
(20,830)  
(16,118)  

(22,912)  
(15,981)  
33,360  
48,988  
16,769  
1,744,745  

(2,349,819)  
(422,923)  
(45,304)  
968,606  
-  
(10,530)  
(44,900)  
2,371  
(1,902,499)  

1,100,000  
1,204,000  
(253,988)  
1,860,000  
(3,060,000)  
(1,759)  
(29,690)  
(5,611)  
-  
(538)  
812,414   $ 

684,724 
248,581 
9,518 
18,190 
(29,458) 
(3,423) 
107,855 
18,428 
- 
13,824 
(115,733) 
(18,708) 

(55,750) 
2,535 
58,647 
45,798 
2,088 
1,401,215 

(2,050,029) 
(125,282) 
3,852 
69,190 
322,257 
(306) 
- 
- 
(1,780,318) 

- 
- 
- 
2,340,000 
(1,920,000) 
(2,329) 
(2,807) 
(5,695) 
- 
(1,077) 
408,092 

(Continued) 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
   
 
   
 
 
 
 
 
 
 
 
 
   
 
   
 
   
  
 
   
 
   
 
   
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
 
   
 
   
 
   
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
 
   
 
   
 
   
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
 
   
 
   
 
   
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
   
 
   
 
   
 
   
 
 
  
 
 
 
WHITING PETROLEUM CORPORATION 
CONSOLIDATED STATEMENTS OF CASH FLOWS 
(in thousands) 

NET CHANGE IN CASH AND CASH EQUIVALENTS .....................................
CASH AND CASH EQUIVALENTS: 

  $ 

Year Ended  
December 31, 
2013 
654,660   $ 

2014 
(621,360)   $ 

2012 

28,989 

Beginning of period................................................................................................
End of period ..........................................................................................................

  $ 

699,460  

78,100   $ 

44,800  
699,460   $ 

15,811 
44,800 

SUPPLEMENTAL CASH FLOW DISCLOSURES: 

Income taxes paid (refunded), net ..........................................................................
Interest paid, net of amounts capitalized ................................................................

  $ 
  $ 

1,380   $ 
135,150   $ 

3,681   $ 
66,541   $ 

(268) 
68,005 

NONCASH INVESTING AND FINANCING ACTIVITIES: 

Accrued capital expenditures related to property additions ...................................
Fair value of equity issued and debt assumed in the Kodiak Acquisition ..............

  $ 
429,970   $ 
  $  4,289,088   $ 

158,739   $ 
-   $ 

110,663 
- 

See notes to consolidated financial statements. 

(Concluded) 

74 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
 
  
 
 
 
 
 
 
 
 
 
 
  
 
   
 
   
 
   
  
 
 
 
 
  
 
   
 
   
 
   
  
  
 
   
 
   
 
   
  
  
 
 
   
 
   
 
   
 
   
 
   
 
 
 
 
 
 
 
 
 
 
 
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S

 
 
 
 
 
 
 
 
 
 
   
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
     
   
 
WHITING PETROLEUM CORPORATION 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS 

1.           SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES 

Description  of  Operations—Whiting  Petroleum  Corporation,  a  Delaware  corporation,  is  an  independent  oil  and  gas  company  that 
explores for, develops, acquires and produces crude oil, NGLs and natural gas primarily in the Rocky Mountains and Permian Basin 
regions of the United States.  Unless otherwise specified or the context otherwise requires, all references in these notes to “Whiting” 
or the “Company” are to Whiting Petroleum Corporation and its consolidated subsidiaries. 

Basis of Presentation of Consolidated Financial Statements—The consolidated financial statements include the accounts of Whiting 
Petroleum Corporation, its consolidated subsidiaries and Whiting’s pro rata share of the accounts of Whiting USA Trust I (“Trust I”) 
pursuant to Whiting’s 15.8% ownership interest in Trust I.  Investments in entities which give Whiting significant influence, but not 
control, over the investee are accounted for using the equity method.  Under the equity method, investments are stated at cost plus the 
Company’s  equity  in  undistributed  earnings  and  losses.    All  intercompany  balances  and  transactions  have  been  eliminated  upon 
consolidation. 

Use  of  Estimates—The  preparation  of  financial  statements  in  conformity  with  generally  accepted  accounting  principles  requires 
management to make estimates and assumptions that affect the reported amounts of assets and liabilities, the disclosure of contingent 
assets and liabilities at the date of the financial statements, and the reported amounts of revenues and expenses during the reporting 
period.    Items  subject  to  such  estimates  and  assumptions  include  (1)  oil  and  natural  gas  reserves;  (2)  cash  flow  estimates  used  in 
impairment tests of long-lived assets; (3) depreciation, depletion and amortization; (4) asset retirement obligations; (5) assigning fair 
value and allocating purchase price in connection with business combinations, including the determination of any resulting goodwill; 
(6)  income  taxes;  (7)  accrued  liabilities;  (8)  valuation  of  derivative  instruments;  and  (9)  accrued  revenue  and  related  receivables.  
Although management believes these estimates are reasonable, actual results could differ from these estimates. 

Cash  and  Cash  Equivalents—Cash  equivalents  consist  of  demand  deposits  and  highly  liquid  investments  which  have  an  original 
maturity of three months or less. 

Accounts Receivable Trade—Whiting’s accounts receivable trade consist mainly of receivables from oil and gas purchasers and joint 
interest owners on properties the Company operates.  For receivables from joint interest owners, Whiting typically has the ability to 
withhold future revenue disbursements to recover any non-payment of joint interest billings.  Generally, the Company’s oil and gas 
receivables are collected within two months, and to date, the Company has had minimal bad debts. 

The  Company  routinely  assesses  the  recoverability  of  all  material  trade  and  other  receivables  to  determine  their  collectability.    At 
December 31, 2014 and 2013, the Company had an allowance for doubtful accounts of $9 million and $4 million, respectively. 

Inventories—Materials  and  supplies  inventories  consist  primarily  of  tubular  goods  and  production  equipment,  carried  at  weighted-
average cost.  Materials and supplies are included in other property and equipment.  Crude oil in tanks inventory is carried at the lower 
of the estimated cost to produce or market value and is included in prepaid expenses and other. 

Oil and Gas Properties 

Proved.    The  Company  follows  the  successful  efforts  method  of  accounting  for  its  oil  and  gas  properties.    Under  this  method  of 
accounting, all property acquisition costs and development costs are capitalized when incurred and depleted on a units-of-production 
basis over the remaining life of proved reserves and proved developed reserves, respectively.  Costs of drilling exploratory wells are 
initially capitalized but are charged to expense if the well is determined to be unsuccessful. 

The Company assesses its proved oil and gas properties for impairment whenever events or circumstances indicate that the carrying 
value of the assets may not be recoverable.  The impairment test compares undiscounted future net cash flows to the assets’ net book 
value.  If the net capitalized costs exceed future net cash flows, then the cost of the property is written down to fair value.  Fair value 
for  oil  and  gas  properties  is  generally  determined  based  on  discounted  future  net  cash  flows.    Impairment  expense  for  proved 
properties is reported in exploration and impairment expense. 

Net  carrying  values  of  retired,  sold  or  abandoned  properties  that  constitute  less  than  a  complete  unit  of  depreciable  property  are 
charged or credited, net of proceeds, to accumulated depreciation, depletion and amortization unless doing so significantly affects the 
unit-of-production  amortization  rate,  in  which  case  a  gain  or  loss  is  recognized  in  income.    Gains  or  losses  from  the  disposal  of 
complete units of depreciable property are recognized to earnings. 

76 

 
 
 
 
 
Interest cost is capitalized as a component of property cost for development projects that require greater than six months to be readied 
for  their  intended  use.    During  2014,  2013  and  2012,  the  Company  capitalized  interest  of  $4  million,  $2  million  and  $3  million, 
respectively. 

Unproved.    Unproved  properties  consist  of  costs  to  acquire  undeveloped  leases  as  well  as  purchases  of  unproved  reserves.  
Undeveloped  lease  costs  and  unproved  reserve  acquisitions  are  capitalized,  and  individually  insignificant  unproved  properties  are 
amortized  on  a  composite  basis,  based  on  past  success,  past  experience  and  average  lease-term  lives.    The  Company  evaluates 
significant  unproved  properties  for  impairment  based  on  remaining  lease  term,  drilling  results,  reservoir  performance,  seismic 
interpretation or future plans  to develop acreage.  When successful  wells are drilled on  undeveloped leaseholds, unproved property 
costs are reclassified to proved properties and depleted on a unit-of-production basis.  Impairment expense for unproved properties is 
reported in exploration and impairment expense. 

Exploratory.    Geological  and  geophysical  costs,  including  exploratory  seismic  studies,  and  the  costs  of  carrying  and  retaining 
unproved acreage are expensed as incurred.  Costs of seismic studies that are utilized in development drilling within an area of proved 
reserves are capitalized as development costs.  Amounts of seismic costs capitalized are based on only those blocks of data used in 
determining  development  well  locations.    To  the  extent  that  a  seismic  project  covers  areas  of  both  developmental  and  exploratory 
drilling, those seismic costs are proportionately allocated between development costs and exploration expense. 

Costs of drilling exploratory wells are initially capitalized, pending determination of whether the well has found proved reserves.  If an 
exploratory well has not found proved reserves, the costs of drilling the well and other associated costs are charged to expense.  Cost 
incurred for exploratory wells that find reserves, which cannot yet be classified as proved, continue to be capitalized if (a) the well has 
found a sufficient quantity of reserves to justify completion as a producing well, and (b) the Company is making sufficient progress 
assessing  the  reserves  and  the  economic  and  operating  viability  of  the  project.    If  either  condition  is  not  met,  or  if  the  Company 
obtains information that raises substantial doubt about the economic or operational viability of the project, the exploratory well costs, 
net of any salvage value, are expensed. 

Enhanced recovery activities.  The Company carries out tertiary recovery methods on certain of its oil and gas properties in order to 
recover additional hydrocarbons that are not recoverable from primary or secondary recovery methods.  Acquisition costs of tertiary 
injectants, such as purchased CO2, for EOR activities that are used during a project’s pilot phase, or prior to a project’s technical and 
economic  viability  (i.e.  prior to  the  recognition  of  proved  tertiary  recovery  reserves)  are  expensed  as  incurred.    After  a  project  has 
been  determined  to  be  technically  feasible  and  economically  viable,  all  acquisition  costs  of  tertiary  injectants  are  capitalized  as 
development costs and depleted, as they are incurred solely for obtaining access to reserves not otherwise recoverable and have future 
economic benefits over the life of the project.  As CO2 is recovered together with oil and gas production, it is extracted and re-injected, 
and all the associated CO2 recycling costs are expensed as incurred.  Likewise costs incurred to maintain reservoir pressure are also 
expensed. 

Other Property and Equipment—Other property and equipment consists of (i) materials and supplies inventories, (ii) leasehold costs 
and development costs of our CO2 source properties and (iii) other property and equipment including, furniture and fixtures, buildings, 
leasehold improvements and automobiles, which are stated at cost and depreciated using the straight-line method over their estimated 
useful lives ranging from 4 to 30 years. 

Goodwill—Goodwill represents the excess of the purchase price over the estimated fair value of the net assets acquired in a business 
combination.  Goodwill has an indefinite useful life and is not amortized, but rather is tested by the Company for impairment annually 
in  the  second  quarter  or  when  events  or  changes  in  circumstances  indicate  that  the  fair  value  of  a  reporting  unit  has  been  reduced 
below  its  carrying  value.    If  the  Company’s  qualitative  analysis  indicates  that  it  is  more  likely  than  not  that  the  fair  value  of  the 
reporting unit is less than its carrying value, the Company then performs a quantitative impairment test.  If the carrying value of the 
reporting unit exceeds its fair value, goodwill is written down to its implied fair value with an offsetting charge to earnings. 

Debt Issuance  Costs—Debt issuance costs related to the Company’s Senior Notes and Senior Subordinated Notes are amortized to 
interest expense using the effective interest method over the term of the related debt.  Debt issuance costs related to the credit facility 
are amortized to interest expense on a straight-line basis over the borrowing term. 

Derivative Instruments—The Company enters into derivative contracts, primarily costless collars and swap contracts, to manage its 
exposure to commodity price risk.  All derivative instruments, other than those that meet the “normal purchase normal sale” exclusion, 
are recorded on the balance sheet as either an asset or liability measured at fair value.  Gains and losses from changes in the fair value 
of derivative instruments are recognized immediately in earnings, unless the derivative meets specific hedge accounting criteria, and 
the  derivative  has  been  designated  as  a  hedge.    Effective  April  1,  2009,  however,  the  Company  elected  to  discontinue  all  hedge 
accounting prospectively, and as of December 31, 2013, all amounts related to de-designated cash flow hedges had been reclassified 
into earnings. 

77 

 
 
 
Cash flows from derivatives used to manage commodity price risk are classified in operating activities along with the cash flows of 
the underlying hedged transactions.  The Company does not enter into derivative instruments for speculative or trading purposes. 

Asset  Retirement  Obligations  and  Environmental  Costs—Asset  retirement  obligations  relate  to  future  costs  associated  with  the 
plugging and abandonment of oil and gas wells, removal of equipment and facilities from leased acreage and returning such land to its 
original  condition.    The  fair  value  of  a  liability  for  an  asset  retirement  obligation  is  recorded  in  the  period  in  which  it  is  incurred 
(typically  when  a  well  is  completed  or  acquired  or  an  asset  is  installed  at  the  production  location),  and  the  cost  of  such  liability 
increases  the  carrying  amount  of  the  related  long-lived  asset  by  the  same  amount.    The  liability  is  accreted  each  period  through 
charges to depreciation, depletion and amortization expense, and the capitalized cost is depleted on a units-of-production basis over 
the proved developed reserves of the related asset.  Revisions to estimated retirement obligations result in adjustments to the related 
capitalized asset and corresponding liability. 

Liabilities for environmental costs are recorded on an undiscounted basis when it is probable that obligations have been incurred and 
the amounts can be reasonably estimated.  These liabilities are not reduced by possible recoveries from third parties. 

Deferred Gain on Sale—The deferred gain on sale relates to the sale of 11,677,500 Trust I units and 18,400,000 Whiting USA Trust 
II (“Trust II”) units, and is amortized to income based on the units-of-production method. 

Revenue  Recognition—Oil  and  gas  revenues  are  recognized  when  production  volumes  are  sold  to  a  purchaser  at  a  fixed  or 
determinable price, delivery has occurred and title has transferred, persuasive evidence of a sales arrangement exists and collectability 
of  the  revenue  is  probable.    Revenues  from  the  production  of  gas  properties  in  which  the  Company  has  an  interest  with  other 
producers are recognized on the basis of the Company’s net working interest (entitlement method).  Net deliveries in excess of entitled 
amounts  are  recorded  as  liabilities,  while  net  under  deliveries  are  reflected  as  receivables.    The  Company’s  aggregate  imbalance 
positions  as of December 31, 2014 and 2013 were not significant. 

Taxes collected and remitted to governmental agencies on behalf of customers are not included in revenues or costs and expenses. 

General and Administrative Expenses—General and administrative expenses are reported net of reimbursements of overhead costs 
that are allocated to working interest owners which participate in oil and gas properties operated by Whiting. 

Acquisition Costs—Acquisition related expenses, which consist of external costs directly related to the Company’s acquisitions, such 
as advisory, legal, accounting, valuation and other professional fees, are expensed as incurred. 

Maintenance and Repairs—Maintenance and repair costs which do not extend the useful lives of property and equipment are charged 
to expense as incurred.  Major replacements, renewals and betterments are capitalized. 

Income Taxes—Income taxes are recognized based on earnings reported for tax return purposes in addition to a provision for deferred 
income  taxes.    Deferred  income  taxes  are  accounted  for  using  the  liability  method.    Under  this  method,  deferred  tax  assets  and 
liabilities  are  determined  by  applying  the  enacted  statutory  tax  rates  in  effect  at  the  end  of  a  reporting  period  to  the  cumulative 
temporary differences between the tax bases of assets and liabilities and their reported amounts in the Company’s financial statements.  
The  effect  on  deferred  taxes  for  a  change  in  tax  rates  is  recognized  in  income  in  the  period  that  includes  the  enactment  date.    A 
valuation allowance for deferred tax assets is established when it is more likely than not that some portion of the benefit from deferred 
tax assets will not be realized.  The Company’s uncertain tax positions must meet a more-likely-than-not realization threshold to be 
recognized,  and  any  potential  accrued  interest  and  penalties  related  to  unrecognized  tax  benefits  are  recognized  within  income  tax 
expense. 

Earnings Per Share—Basic earnings per common share is calculated by dividing net income available to common shareholders by 
the weighted average number of common shares outstanding during each period.  Diluted earnings per common share is calculated by 
dividing  adjusted  net  income  available  to  common  shareholders  by  the  weighted  average  number  of  diluted  common  shares 
outstanding, which includes the effect of potentially dilutive securities.  Potentially dilutive securities for the diluted earnings per share 
calculations  consist  of  unvested  restricted  stock  awards  and  outstanding  stock  options  using  the  treasury  method,  as  well  as 
convertible  perpetual  preferred  stock  using  the  if-converted  method.    In  the  computation  of  diluted  earnings  per  share,  excess  tax 
benefits that would be created upon the assumed vesting of unvested restricted shares or the assumed exercise of stock options (i.e. 
hypothetical excess tax benefits) are included in the assumed proceeds component of the treasury share method to the extent that such 
excess  tax  benefits  are  more  likely  than  not  to  be  realized.    When  a  loss  from  continuing  operations  exists,  all  potentially  dilutive 
securities are anti-dilutive and are therefore excluded from the computation of diluted earnings per share. 

Industry Segment and Geographic Information—The Company has evaluated how it is organized and managed and has identified 
only one operating segment, which is the exploration and production of crude oil, NGLs and natural gas.  The Company considers its 
gathering, processing and marketing functions as ancillary to its oil and gas producing activities.  All of the Company’s operations and 
assets are located in the United States, and substantially all of its revenues are attributable to United States customers. 

78 

 
 
Concentration of Credit Risk—Whiting is exposed to credit risk in the event of nonpayment by counterparties, a significant portion of 
which  are  concentrated  in  energy  related  industries.    The  creditworthiness  of  customers  and  other  counterparties  is  subject  to 
continuing review.  The following table presents the percentages by purchaser that accounted for 10% or more of the Company’s total 
oil, NGL and natural gas sales for the years ended December 31, 2014, 2013 and 2012: 

Plains Marketing LP ........................................................................
Shell Trading US .............................................................................
Bridger Trading LLC .......................................................................
Eighty Eight Oil Company ...............................................................

2014 
17% 
10% 
10% 
6% 

2013 
21% 
14% 
8% 
11% 

2012 
20% 
14% 
11% 
11% 

Commodity derivative contracts held by the Company are with seven counterparties, all of which are participants in Whiting’s credit 
facility  as  well,  and  all  of  which  have  investment-grade  ratings  from  Moody’s  and  Standard  &  Poor.   As  of  December  31,  2014, 
outstanding  derivative  contracts  with  Wells  Fargo  Bank,  N.A.,  JP  Morgan  Chase  Bank,  N.A.  and  Canadian  Imperial  Bank  of 
Commerce represented 34%, 28% and 13%, respectively, of total crude oil volumes hedged. 

Reclassifications—Certain prior period balances in the consolidated balance sheets have been reclassified to conform to the current 
year presentation.  Such reclassifications had no impact on net income, cash flows or shareholders’ equity previously reported. 

Adopted and Recently Issued Accounting Pronouncements—In February 2013, the FASB issued Accounting Standards Update No. 
2013-04, Obligations Resulting from Joint and Several Liability Arrangements for Which the Total Amount of the Obligation is Fixed 
at the Reporting Date (“ASU 2013-04”).  The objective of ASU 2013-04 is to provide guidance for the recognition, measurement and 
disclosure of obligations resulting from joint and several liability arrangements for which the total amount of the obligation within the 
scope of this guidance is fixed at the reporting date.  ASU 2013-04 is effective for fiscal years, and interim periods within those years, 
beginning after December 15, 2013.  The Company adopted ASU 2013-04 effective January 1, 2014, which did not have an impact on 
the Company’s consolidated financial statements. 

In July 2013, the FASB issued Accounting Standards Update No. 2013-11, Presentation of an Unrecognized Tax Benefit When a Net 
Operating Loss Carryforward, a Similar Tax Loss, or a Tax Credit Carryforward Exists  (“ASU 2013-11”).  The objective of  ASU 
2013-11  is  to  provide  guidance  on  financial  statement  presentation  of  an  unrecognized  tax  benefit  when  a  net  operating  loss 
carryforward, a similar tax loss, or a tax credit carryforward exists.   ASU 2013-11 is effective  for fiscal  years, and interim periods 
within those years, beginning after December 15, 2013.  The Company adopted ASU 2013-11 effective January 1, 2014, which did 
not have an impact on the Company’s consolidated financial statements, other than insignificant balance sheet reclassifications. 

In  May  2014,  the  FASB  issued  Accounting  Standards  Update  No.  2014-09,  Revenue  from  Contracts  with  Customers  (“ASU 
2014-09”).    The  objective  of  ASU  2014-09  is  to  clarify  the  principles  for  recognizing  revenue  and  to  develop  a  common  revenue 
standard  for  U.S.  GAAP  and  International  Financial  Reporting  Standards.    ASU  2014-09  is  effective  for  fiscal  years,  and  interim 
periods within those years, beginning after December 15, 2016.  The Company is currently evaluating the impact of adopting ASU 
2014-09, but the standard is not expected to have a significant effect on its consolidated financial statements. 

In August 2014, the FASB issued Accounting Standards Update No. 2014-15, Presentation of Financial Statements – Going Concern 
(“ASU 2014-15”).  The objective of ASU 2014-15 is to provide guidance on management’s responsibility to evaluate whether there is 
substantial doubt about a company’s ability to continue as a going concern and to provide related footnote disclosures.  ASU 2014-15 
is effective for fiscal years ending after December 15, 2016, and annual and interim periods thereafter.  This standard is not expected 
to have an impact on the Company’s consolidated financial statements. 

79 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2.          OIL AND GAS PROPERTIES 

Net  capitalized  costs  related  to  the  Company’s  oil  and  gas  producing  activities  at  December  31,  2014  and  2013  are  as  follows  (in 
thousands): 

Proved leasehold costs .........................................................................................................
Unproved leasehold costs ....................................................................................................
Costs of completed wells and facilities ................................................................................
Wells and facilities in progress ............................................................................................
Total oil and gas properties, successful efforts method ................................................
Accumulated depletion ........................................................................................................
Oil and gas properties, net ............................................................................................

  $ 

  $ 

December 31, 

2014 
 3,637,026   $ 
 1,232,040  
 9,319,808  
 760,828  
 14,949,702  
 (3,003,270)  
 11,946,432   $ 

2013 
 1,633,495 
 372,298 
 7,563,350 
 496,007 
 10,065,150 
 (2,645,841) 
 7,419,309 

3.          ACQUISITIONS AND DIVESTITURES 

2014 Acquisitions 

On December 8, 2014, the Company completed the acquisition of Kodiak Oil & Gas Corp. (now known as Whiting Canadian Holding 
Company ULC,  “Kodiak”), whereby Whiting acquired all of the outstanding common  stock of Kodiak (the  “Kodiak Acquisition”).  
Pursuant to the terms of the Kodiak Acquisition agreement, Kodiak shareholders received 0.177 of a share of Whiting common stock 
in exchange for each share of Kodiak common stock they owned.  Total consideration for the Kodiak Acquisition was $1.8 billion, 
consisting of 47,546,139 Whiting common shares issued at the market price of $37.25 per share on the date of issuance plus the fair 
value of Kodiak’s outstanding equity awards assumed by Whiting.  The aggregate purchase price of the transaction was $4.3 billion, 
which includes the assumption of Kodiak’s outstanding debt of $2.5 billion as of December 8, 2014 and the net cash acquired of $19 
million. 

Kodiak was an independent energy company focused on exploration and production of crude oil and natural gas reserves, primarily in 
the Williston Basin region of the United States.  As a result of the Kodiak Acquisition, Whiting acquired approximately 327,000 gross 
(178,000  net)  acres  located  primarily  in  North  Dakota,  including  interests  in  778  producing  oil  and  gas  wells  and  undeveloped 
acreage.  Approximately 10,000 of the net acres acquired were located in Wyoming and Colorado. 

The acquisition significantly expanded the Company’s presence in the Williston Basin, adding undeveloped acreage, oil and natural 
gas  reserves  and  production  that  were  complementary  to  its  existing  asset  base  and  operations  in  this  area.    As  a  result  of  this 
acquisition, Whiting became the largest Bakken/Three Forks producer in the Williston Basin as of the acquisition date.   

The Kodiak Acquisition was accounted for using the acquisition method of accounting for business combinations.  The allocation of 
the  preliminary  estimated  purchase  price  is  based  upon  management’s  estimates  and  assumptions  related  to  the  fair  value  of  assets 
acquired and liabilities assumed on the acquisition date using currently available information.  Transaction costs relating to the Kodiak 
Acquisition  were  expensed  as  incurred.    The  initial  accounting  for  the  Kodiak  Acquisition  is  preliminary,  and  adjustments  to 
provisional amounts (such as goodwill, certain accrued liabilities and their related deferred taxes), or recognition of additional assets 
acquired or liabilities assumed, may occur as additional information is obtained about facts and circumstances that existed as of the 
acquisition date. 

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The preliminary consideration transferred, fair value of assets acquired and liabilities assumed, and the resulting goodwill as of the 
acquisition date are as follows (in thousands): 

Consideration: 

Fair value of Whiting’s common stock issued (1) .......................................................................................
Fair value of Kodiak restricted stock units assumed by Whiting (2) ...........................................................
Fair value of Kodiak options assumed by Whiting ....................................................................................
Total consideration .............................................................................................................................

Fair value of liabilities assumed: 

Accounts payable trade ..............................................................................................................................
Accrued capital expenditures .....................................................................................................................
Revenues and royalties payable .................................................................................................................
Accrued liabilities and other ......................................................................................................................
Taxes payable ............................................................................................................................................
Accrued interest .........................................................................................................................................
Current deferred tax liability  .....................................................................................................................
Long-term debt ..........................................................................................................................................
Asset retirement obligations ......................................................................................................................
Other long-term liabilities ..........................................................................................................................
Amount attributable to liabilities assumed .........................................................................................

Fair value of assets acquired: 

Cash and cash equivalents .........................................................................................................................
Accounts receivable trade, net ...................................................................................................................
Derivative asset ..........................................................................................................................................
Prepaid expenses and other ........................................................................................................................
Oil and gas properties, successful efforts method:  

$  

$  

$  

$  

$  

 1,771,094 
 9,596 
 7,523 
 1,788,213 

 18,390 
 104,509 
 57,423 
 45,695 
 12,676 
 18,070 
 30,279 
 2,500,875 
 8,646 
 15,735 
 2,812,298 

 18,879 
 219,654 
 85,718 
 8,624 

Proved properties ...................................................................................................................................
Unproved properties ...............................................................................................................................
Other property and equipment ...................................................................................................................
Long-term deferred tax asset .....................................................................................................................
Other long-term assets ...............................................................................................................................
Amount attributable to assets acquired ...............................................................................................
Goodwill ...........................................................................................................................................................
_____________________ 
(1)  47,546,139  shares  of  Whiting  common  stock  at  $37.25  per  share  (closing  price  as  of  December  5,  2014),  based  on  Kodiak’s 

 2,266,607 
 1,000,396 
 11,347 
 107,497 
 6,113 
 3,724,835 
 875,676 

$  
$  

268,622,497 common shares outstanding at closing. 

(2)  257,601 shares of Whiting common stock issued at $37.25 per share (closing price as of December 5, 2014), based on Kodiak’s 

1,455,409 restricted stock units held by employees as of December 8, 2014. 

Goodwill recognized as a result of the Kodiak Acquisition totaled $876 million, none of which is deductible for income tax purposes.  
Goodwill  is  primarily  attributable  to  the  operational  and  financial  synergies  expected  to  be  realized  from  the  acquisition,  including 
employing  optimized  completion  techniques  on  Kodiak's  undrilled  acreage  which  will  improve  hydrocarbon  recovery,  realized 
savings in drilling and well completion costs, the accelerated development of Kodiak’s asset base, and the acquisition of experienced 
oil and gas technical personnel. 

The results of operations of Kodiak from the December 8, 2014 closing date through December 31, 2014, representing approximately 
$46 million of revenue and $17 million of net income, have been included in Whiting’s consolidated statements of income for the year 
ended December 31, 2014. 

2014 Divestitures 

On March 27, 2014, the Company completed the sale of approximately 49,900 gross (41,000 net) acres in its Big Tex prospect, which 
consisted mainly of undeveloped acreage as well as its interests in certain producing oil and gas wells, located in the Delaware Basin 
of Texas for a cash purchase price of $76 million resulting in a pre-tax gain on sale of $12 million. 

81 

 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
  
 
 
  
 
 
  
 
 
 
 
 
 
 
 
  
 
  
 
 
  
 
 
  
 
 
  
 
 
  
 
 
  
 
 
  
 
 
  
 
 
  
 
 
  
 
 
 
 
 
 
 
 
  
 
  
 
 
  
 
 
  
 
 
 
 
 
  
 
 
  
 
 
  
 
 
  
 
 
  
 
 
  
 
  
 
 
2013 Acquisitions 

On September 20, 2013, the Company completed the acquisition of approximately 39,300  gross (17,300  net) acres in the Williston 
Basin, including interests in 121 producing oil and gas wells and undeveloped acreage, located in Williams and McKenzie counties of 
North Dakota and Roosevelt and Richland counties of Montana for an initial purchase price of $261 million.  Revenue and earnings 
from these properties since the September 20, 2013 acquisition date are not material, and disclosures of pro forma revenues and net 
income for this acquisition of these wells are also not material and have not been presented accordingly. 

The acquisition was recorded using the purchase method of accounting.  The initial purchase price has been adjusted for post-closing 
settlements  that have occurred since the acquisition date  totaling  $6  million.  The  following table  summarizes the allocation of the 
$256 million adjusted purchase price to the tangible assets acquired and liabilities assumed in this acquisition of oil and gas properties 
(in thousands): 

Purchase price ...................................................................................................................................................
Allocation of purchase price: 

Oil and gas properties, successful efforts method: 

Proved properties ...................................................................................................................................
Unproved properties ...............................................................................................................................
Oil in tank inventory ..................................................................................................................................
Accounts receivable ...................................................................................................................................
Asset retirement obligations ......................................................................................................................
Total ....................................................................................................................................................

$ 

$ 

$ 

 255,537 

 229,002 
 27,335 
 522 
 578 
 (1,900) 
 255,537 

2013 Divestitures 

On  October  31,  2013,  the  Company  completed  the  sale  of  approximately  45,000  gross  (32,200  net)  acres  in  its  Big  Tex  prospect, 
which consisted mainly of undeveloped acreage as well as its interests in certain producing oil and gas wells, located in the Delaware 
Basin of Texas for a cash purchase price of $151 million, resulting in a pre-tax gain on sale of $11 million.  Of the total net acres sold, 
approximately 30,800 net acres are located in Pecos County, Texas, and approximately 1,400 net acres are located in Reeves County, 
Texas. 

On  July  15,  2013,  the  Company  completed  the  sale  of  its  interests  in  certain  oil  and  gas  producing  properties  located  in  its  EOR 
projects in the Postle and Northeast Hardesty fields in Texas County, Oklahoma, including the related Dry Trail plant gathering and 
processing facility, oil delivery pipeline, its entire 60% interest in the Transpetco CO2 pipeline, crude oil swap contracts and certain 
other related assets and liabilities (collectively the “Postle Properties”) for a cash purchase price of $809 million after selling costs and 
post-closing adjustments.  This divestiture resulted in a pre-tax gain on sale of  $109  million.  The Company  used the net proceeds 
from this sale to repay a portion of the debt outstanding under its credit agreement. 

2012 Acquisitions 

There were no significant acquisitions during the year ended December 31, 2012. 

2012 Divestitures 

On May 18, 2012, the Company sold a 50% ownership interest in its Belfield gas processing plant, natural gas gathering system, oil 
gathering system and related facilities located in Stark County, North Dakota for total cash proceeds of $66 million.  Whiting used the 
net proceeds from the sale to repay a portion of the debt outstanding under its credit agreement. 

On March 28, 2012, the Company completed an initial public offering of units of beneficial interest in Trust II, selling 18,400,000 
Trust II units at $20.00 per unit, which generated net proceeds of $322 million after underwriters’ fees, offering expenses and post-
close adjustments.  The Company used the net offering proceeds to repay a portion of the debt outstanding under its credit agreement.  
The net proceeds from the sale of Trust II units to the public resulted in a deferred gain on sale of $128 million.  Immediately prior to 
the closing of the offering, Whiting conveyed a term net profits interest in certain of its oil and gas properties to Trust II in exchange 
for 100% of the trust’s units issued, or 18,400,000 units. 

The net profits interest entitles Trust II to receive 90% of the net proceeds from the sale of oil and natural gas production from the 
underlying properties.  The net profits interest  will terminate on the later to occur of (1) December 31, 2021, or (2) the time  when 
11.79 MMBOE have been produced from the underlying properties and sold.  This is the equivalent of 10.61 MMBOE in respect of 
Trust II’s right to receive 90% of the net proceeds from such reserves pursuant to the net profits interest. 

82 

 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
  
 
  
 
 
  
 
 
  
 
 
  
 
 
  
 
 
 
Unaudited Pro Forma Operating Results 

The following unaudited pro forma combined results of operations for the years ended December 31, 2014 and 2013 are derived from 
the historical consolidated financial statements of Whiting and Kodiak and give effect to the Kodiak Acquisition as if it had occurred 
on January 1, 2013. 

Total revenues ......................................................................................................................
Net income available to common shareholders....................................................................

December 31, 

2014 

2013 

(in thousands, except per share data) 
3,774,137 
576,450 

4,141,046   $ 
362,376   $ 

  $ 
  $ 

Earnings per common share: 

Basic .............................................................................................................................
Diluted ..........................................................................................................................

  $ 
  $ 

2.18   $ 
2.17   $ 

3.48 
3.46 

The  unaudited  pro  forma  combined  results  of  operations  reflect  pro  forma  adjustments  based  on  available  information  and  certain 
assumptions  that  the  Company  believes  are  reasonable,  including  (i)  Whiting  common  stock  and  equity  awards  issued  to  convert 
Kodiak’s outstanding shares of common stock and equity awards as of the closing date of the transaction, (ii) adjustments to conform 
Kodiak’s historical policy of accounting for its oil and natural gas properties from the full cost method to the successful efforts method 
of accounting, (iii) depletion of Kodiak’s fair-valued proved oil and gas properties, (iv) adjustments to interest expense to reflect the 
assumption of Kodiak’s debt by Whiting, and  (v) the estimated tax impacts of the pro forma adjustments.   Additionally, pro forma 
earnings for the year ended December 31, 2014 were adjusted to exclude $86 million of acquisition-related costs incurred by Whiting 
and Kodiak, and the pro forma earnings for the year ended December 31, 2013 were adjusted to include these charges. 

The unaudited pro forma financial information has been prepared for informational purposes only and does not purport to represent 
what Whiting’s results of operations would have been had the transactions actually been consummated on the assumed dates nor are 
they indicative of future results of operations.  The unaudited pro forma combined financial information does not reflect future events 
that  may  occur  after  the  transactions  including,  but  not  limited  to,  the  anticipated  realization  of  ongoing  savings  from  operating 
efficiencies from the Kodiak Acquisition. 

4.          LONG-TERM DEBT 

Long-term debt consisted of the following at December 31, 2014 and 2013 (in thousands): 

December 31, 

2014 

2013 

Credit agreement ..................................................................................................................
6.5% Senior Subordinated Notes due 2018 ..........................................................................
5% Senior Notes due 2019 ...................................................................................................
8.125% Senior Notes due 2019, including unamortized debt premium of $23,742 .............
5.75% Senior Notes due 2021, including unamortized debt premium of $3,180 and 

$3,834, respectively ......................................................................................................
5.5% Senior Notes due 2021, including unamortized debt premium of $867......................
5.5% Senior Notes due 2022, including unamortized debt premium of $993......................
Total debt ...............................................................................................................

   $ 

   $ 

1,400,000   $ 
350,000  
1,100,000  
823,742  

1,203,180  
350,867  
400,993  
5,628,782   $ 

- 
350,000 
1,100,000 
- 

1,203,834 
- 
- 
2,653,834 

The following table shows five succeeding fiscal years of scheduled maturities for the Company’s long-term debt as of December 31, 
2014 (in thousands): 

2015 

2016 

Long-term debt (1) .......
_____________________ 
(1)  Refer to “Kodiak Senior Notes Repurchase Offer” below for more information. 

 -  

 -  

$ 

$ 

$ 

2017 

2018 

 -  

$ 

 350,000  

$ 

2019 
 3,300,000 

Credit  Agreement—In  August  2014,  Whiting  Oil  and  Gas  Corporation  (“Whiting  Oil  and  Gas”),  the  Company’s  wholly-owned 
subsidiary, entered into a Sixth Amended and Restated Credit Agreement with a syndicate of banks, which replaced its existing credit 
agreement upon closing of the Kodiak Acquisition on December 8, 2014.  This amended credit agreement increased  the borrowing 

83 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
  
 
 
 
 
  
 
 
  
  
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
    
 
    
 
    
 
  
   
 
  
   
 
  
   
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
base  under  Whiting  Oil  and  Gas’  credit  facility  to  $4.5  billion,  with  aggregate  commitments  of  $3.5  billion.    Subsequently  in 
December 2014, the lenders under the credit agreement increased their aggregate commitments under this amended agreement from 
$3.5 billion to $4.5 billion, of which $3.5 billion relates to commitments to extend revolving credit and $1.0 billion relates to a senior 
secured  delayed  draw  term  loan  facility  (“Delayed  Draw  Facility”).    The  Delayed  Draw  Facility  may  be  used  to  provide  cash 
consideration for any repurchase or redemption of Kodiak’s outstanding senior notes in connection with the Kodiak Acquisition, to 
pay transaction costs and for other corporate purposes.  Under the amended credit agreement, the revolving credit facility will mature 
on December 8, 2019, and the Delayed Draw Facility will mature on December 31, 2015.  As of December 31, 2014, the Company 
had  $3.1  billion  of  available  borrowing  capacity,  which  was  net  of  $1.4  billion  in  borrowings  and  $3  million  in  letters  of  credit 
outstanding. 

The  borrowing  base  under  the  credit  agreement  is  determined  at  the  discretion  of  the  lenders,  based  on  the  collateral  value  of  the 
Company’s  proved  reserves  that  have  been  mortgaged  to  such  lenders,  and  is  subject  to  regular  redeterminations  on  May  1  and 
November 1 of each year, as well as special redeterminations described in the credit agreement, in each case which may reduce the 
amount of the borrowing base.  Upon a redetermination of our borrowing base, either on a periodic or special redetermination date, if 
borrowings in excess of the revised borrowing capacity were outstanding, we could be forced to immediately repay a portion of our 
debt outstanding  under the credit agreement.    A portion of the revolving credit  facility in an aggregate amount  not to exceed  $100 
million may be used to issue letters of credit for the account of Whiting Oil and Gas or other designated subsidiaries of the Company.  
As of December 31, 2014, $97 million was available for additional letters of credit under the agreement. 

The credit agreement provides for interest only payments until the expiration date of the agreement, when all outstanding borrowings 
are due.  Interest under the revolving credit facility accrues at the Company’s option at either (i) a base rate for a base rate loan plus 
the  margin in the table below,  where the base rate is defined as the greatest of the prime rate, the federal funds rate  plus 0.5% per 
annum, or an adjusted LIBOR rate plus 1.0% per annum, or (ii) an adjusted LIBOR rate for a Eurodollar loan plus the margin in the 
table  below.    Additionally,  the  Company  also  incurs  commitment  fees  as  set  forth  in  the  table  below  on  the  unused  portion  of  the 
aggregate commitments of the lenders under the revolving credit facility, which are included as a component of interest expense.  At 
December 31, 2014, the entire $1.4 billion outstanding principal balance under the credit agreement  was under the revolving credit 
facility with a weighted average interest rate of 1.9%. 

Ratio of Outstanding Borrowings to Borrowing Base 
Less than 0.25 to 1.0 
Greater than or equal to 0.25 to 1.0 but less than 0.50 to 1.0 
Greater than or equal to 0.50 to 1.0 but less than 0.75 to 1.0 
Greater than or equal to 0.75 to 1.0 but less than 0.90 to 1.0 
Greater than or equal to 0.90 to 1.0 

Applicable 
  Margin for Base   
Rate Loans 
0.50% 
0.75% 
1.00% 
1.25% 
1.50% 

Applicable 
Margin for 
  Eurodollar Loans  
1.50% 
1.75% 
2.00% 
2.25% 
2.50% 

  Commitment 

Fee 
0.375% 
0.375% 
0.50% 
0.50% 
0.50% 

Interest under the Delayed Draw Facility accrues at the Company’s option at either (i) a base rate for a base rate loan plus (A) 1.00% 
per annum through March 8, 2015 and (B) 1.50% per annum from March 9, 2015 through the December 31, 2015 maturity date, or (ii) 
an  adjusted  LIBOR  rate  for  a  Eurodollar  loan  plus  (A)  2.00%  per  annum  through  March  8,  2015  and  (B)  2.50%  per  annum  from 
March 9, 2015 through the December 31, 2015 maturity date.  We also incur commitment fees of 0.25% on the unused portion of the 
aggregate commitments of the lenders under the Delayed Draw Facility. 

The  amended  credit  agreement  contains  restrictive  covenants  that  may  limit  the  Company’s  ability  to,  among  other  things,  incur 
additional indebtedness, sell  assets,  make loans to others,  make investments, enter into mergers, enter into  hedging contracts, incur 
liens  and  engage  in  certain  other  transactions  without  the  prior  consent  of  its  lenders.    Except  for  limited  exceptions,  the  credit 
agreement  also  restricts  the  Company’s  ability  to  make  any  dividend  payments  or  distributions  on  its  common  stock.    These 
restrictions apply to all of the net assets of the subsidiaries.  As of December 31, 2014, total restricted net assets were $6.9 billion, and 
the amount of retained earnings free from restrictions was $24 million.  The credit agreement requires the Company, as of the last day 
of any quarter, (i) to not exceed a total debt to the last four quarters’ EBITDAX ratio (as defined in the credit agreement) of 4.0 to 1.0 
and  (ii)  to  have  a  consolidated  current  assets  to  consolidated  current  liabilities  ratio  (as  defined  in  the  credit  agreement  and  which 
includes an add back of the available borrowing capacity under the credit agreement) of not less than 1.0 to 1.0.  The Company was in 
compliance with its covenants under the credit agreement as of December 31, 2014. 

Under  the  terms  of  the  credit  agreement,  at  any  time  during  which  Whiting  has  an  investment-grade  debt  rating  from  Moody’s 
Investors Service, Inc. or Standard & Poor’s Ratings Group and Whiting has elected, at its discretion, to effect an investment-grade 
rating  period,  (i)  certain  security  requirements,  including  the  borrowing  base  requirement,  and  restrictive  covenants  will  cease  to 
apply, (ii) certain other restrictive covenants will become less restrictive, (iii) an additional financial covenant will be imposed, and 
(iv) the interest rate margin applicable to all revolving borrowings as well as the commitment fee with respect to the revolving facility 
will be based upon the Company’s debt rating rather than the ratio of outstanding borrowings to the borrowing base. 

84 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
The obligations of Whiting Oil and Gas under the credit agreement are secured by a first lien on substantially all of Whiting Oil and 
Gas’  and  Whiting  Resource  Corporation’s  properties  included  in  the  borrowing  base  for  the  credit  agreement.    The  Company  has 
guaranteed the obligations of Whiting Oil and Gas under the credit agreement and has pledged the stock of its subsidiaries as security 
for its guarantee. 

Senior  Notes  and  Senior  Subordinated  Notes—In  September  2010,  the  Company  issued  at  par  $350  million  of  6.5%  Senior 
Subordinated  Notes  due  October  2018  (the  “2018  Senior  Subordinated  Notes”).    The  estimated  fair  value  of  these  notes  was  $345 
million and $371 million as of December 31, 2014 and 2013, respectively, based on quoted market prices for these debt securities, and 
such fair value is therefore designated as Level 1 within the valuation hierarchy. 

Issuance of Senior Notes.  In September 2013, the Company issued at par $1.1 billion of 5% Senior Notes due March 2019 (the “2019 
Senior Notes”) and $800  million of 5.75% Senior Notes due March 2021, and issued at 101% of par an additional $400  million of 
5.75% Senior Notes due March 2021 (collectively, the “2021 Senior Notes” and together with the 2019 Senior Notes, the “Whiting 
Senior Notes”).  The estimated fair value of the 2019 Senior Notes  was $1.0 billion and $1.1 billion as of December 31, 2014 and 
2013, respectively.  The estimated fair value of the 2021 Senior Notes was $1.1 billion and $1.3 billion as of December 31, 2014 and 
2013, respectively.  These fair values are based on quoted market prices for these debt securities, and such fair values are therefore 
designated as Level 1 within the valuation hierarchy. 

Redemption  of  Senior  Subordinated  Notes.    In  October  2013,  the  Company  paid  $254  million  to  redeem  its  entire  $250  million 
aggregate  principal  amount  of  the  7%  Senior  Subordinated  Notes  due  February  2014  (the  “2014  Senior  Subordinated  Notes”)  at  a 
redemption  price  of  101.595%.    Concurrent  with  this  redemption,  the  Company  paid  all  accrued  and  unpaid  interest  on  the  2014 
Senior Subordinated Notes up to but not including the redemption date.  The Company financed the redemption of these notes with 
proceeds from the issuance of the Whiting Senior Notes, as discussed above.  As a result of the redemption, Whiting recognized a $4 
million  loss  on  early  extinguishment  of  debt,  which  primarily  consisted  of  a  cash  charge  of  $4  million  related  to  the  redemption 
premium on the 2014 Senior Subordinated Notes. 

Kodiak Senior Notes.  In conjunction with the Kodiak Acquisition, Whiting US Holding Company, a wholly-owned subsidiary of the 
Company, became a co-issuer of Kodiak’s outstanding principal amount of $800 million of 8.125% Senior Notes due December 2019, 
$350  million  of  5.5%  Senior  Notes  due  January  2021,  and  $400  million  of  5.5%  Senior  Notes  due  February  2022  (the  “Kodiak 
Notes”).    The  Kodiak  Notes  were  recorded  at  their  fair  values  of  $824  million,  $351  million  and  $401  million,  respectively,  on 
December 8, 2014, the closing date of the acquisition.  The related premiums of $24 million, $1 million and $1 million, respectively, 
are being amortized to interest expense over the life of the related notes.  As of December 31, 2014, the estimated fair value of the 
Kodiak Notes was $812 million, $351 million and $401 million, respectively, based on quoted market prices for these debt securities, 
and such fair value is therefore designated as Level 1 within the valuation hierarchy. 

Upon closing of the Kodiak Acquisition, the indentures under which the Kodiak Notes were issued (the “Kodiak Indentures”) were 
amended  to  (i)  modify  certain  covenants  and  restrictions,  (ii)  to  provide  for  unconditional  and  irrevocable  guarantees  by  Whiting 
Petroleum Corporation and Whiting Oil and Gas of the prompt payment, when due, of any amounts owed under the Kodiak Notes and 
the  Kodiak  Indentures,  and  (iii)  to  allow  Whiting  US  Holding  Company  to  become  a  co-issuer  of  the  Kodiak  Notes.    Also  in 
conjunction  with  the  Kodiak  Acquisition,  in  December  2014,  each  of  the  indentures  governing  the  Company’s  2019  Senior  Notes, 
2021  Senior  Notes  and  2018  Senior  Subordinated  Notes  were  amended  to  include  Whiting  US  Holding  Company,  Kodiak  and 
Whiting Resources Corporation (formerly Kodiak Oil & Gas (USA) Inc.) as guarantors.  Shortly after closing, the Kodiak Notes were 
deregistered  in  accordance  with  the  Securities  Exchange  Act  of  1934,  and  accordingly,  the  Company  is  exempt  from  the  reporting 
requirements under Rule 3-10 of Regulation S-X of the SEC with respect to the Kodiak Notes. 

Kodiak Senior Notes Repurchase Offer.  On January 7, 2015, as required under the Kodiak Indentures  upon a change in control of 
Kodiak,  Whiting  offered  to  repurchase  at  101%  of  par  all  $1,550  million  principal  amount  of  Kodiak  Notes  outstanding.    The 
repurchase offer expires on March 3, 2015.  The Company expects to fund any payments due as a result of such repurchase offer with 
borrowings under its revolving credit facility. 

The Whiting Senior Notes and Kodiak Notes are unsecured obligations of Whiting Petroleum Corporation and Whiting US Holding 
Company, respectively, and are subordinated to all of the Company’s secured indebtedness, which consists of Whiting Oil and Gas’ 
credit  agreement.    The  2018  Senior  Subordinated  Notes  are  also  unsecured  obligations  of  Whiting  Petroleum  Corporation  and  are 
subordinated to all of the Company’s senior debt, which currently consists of the Whiting Senior Notes, the Kodiak Notes and Whiting 
Oil and Gas’ credit agreement. 

The Company’s obligations  under the 2018 Senior Subordinated Notes and the Whiting  Senior Notes are fully and  unconditionally 
guaranteed by the Company’s  wholly-owned subsidiaries,  Whiting Oil and Gas, Whiting US Holding  Company, Whiting Canadian 
Holding  Company  ULC  and  Whiting  Resources  Corporation  (the  “Guarantors”).    Any  subsidiaries  other  than  these  Guarantors  are 
minor  subsidiaries  as  defined  by  Rule 3-10(h)(6)  of  Regulation S-X  of  the  SEC.    Whiting  Petroleum  Corporation  has  no  assets  or 
operations independent of this debt and its investments in its consolidated subsidiaries. 

85 

 
 
5.          ASSET RETIREMENT OBLIGATIONS 

The  Company’s  asset  retirement  obligations  represent  the  present  value  of  estimated  future  costs  associated  with  the  plugging  and 
abandonment of oil and gas wells, removal of equipment and facilities from leased acreage, and land restoration (including removal of 
certain onshore and offshore facilities in California) in accordance with applicable local, state and federal laws.  The Company follows 
FASB  ASC  Topic  410,  Asset  Retirement  and  Environmental  Obligations,  to  determine  its  asset  retirement  obligation  amounts  by 
calculating the present value of the estimated future cash outflows associated with its plug and abandonment obligations.  The current 
portions at December 31, 2014 and 2013 were $12 million and $10 million, respectively, and have been included in accrued liabilities 
and  other.    Revisions  to  the  liability  typically  occur  due  to  changes  in  estimated  abandonment  costs  or  well  economic  lives,  or  if 
federal or state regulators enact new requirements regarding the abandonment of wells.  The following table provides a reconciliation 
of the Company’s asset retirement obligations for the years ended December 31, 2014 and 2013 (in thousands): 

0.01  

December 31, 

2014 

2013 

Asset retirement obligation at January 1 ..............................................................................     $ 
Additional liability incurred .................................................................................................    
Revisions in estimated cash flows (1) ....................................................................................    
Accretion expense ................................................................................................................    
Obligations on sold properties .............................................................................................    
Liabilities settled ..................................................................................................................    
Asset retirement obligation at December 31 ........................................................................     $ 
_____________________ 
(1)  Revisions in estimated cash flows during the year ended December 31, 2014 are primarily attributable to increased estimates of 
future  costs  for  oilfield  goods  and  services  required  to  plug  and  abandon  wells  in  certain  fields  in  the  Rocky  Mountains  and 
Permian Basin regions.  Revisions in estimated cash flows during the year ended December 31, 2013 were primarily attributable 
to increased estimates of futures costs for oilfield goods and services required to plug and abandon wells in certain fields in the 
Rocky Mountains region. 

126,148  
29,186  
25,909  
13,548  
(7,237)  
(7,623)  
179,931  

97,818 
17,535 
12,225 
10,608 
(3,630) 
(8,408) 
126,148 

$ 

$ 

6.          DERIVATIVE FINANCIAL INSTRUMENTS 

The  Company  is  exposed  to  certain  risks  relating  to  its  ongoing  business  operations,  and  Whiting  uses  derivative  instruments  to 
manage  its  commodity  price  risk.    Whiting  follows  FASB  ASC  Topic  815,  Derivatives  and  Hedging,  to  account  for  its  derivative 
financial instruments. 

Commodity Derivative Contracts—Historically, prices received for crude oil and natural gas production have been volatile because of 
seasonal weather patterns, supply and demand factors, worldwide political factors and general economic conditions.  Whiting enters 
into derivative contracts, such as costless collars, swaps and fixed-differential contracts to achieve a  more predictable cash flow by 
reducing its exposure to commodity price volatility.  Commodity derivative contracts are thereby used to ensure adequate cash flow to 
fund the Company’s capital programs and to manage returns on acquisitions and drilling programs.  The Company does not enter into 
derivative contracts for speculative or trading purposes. 

Crude Oil Costless Collars and Swaps.  Costless collars are designed to establish floor and ceiling prices on anticipated future oil or 
gas production, while swaps are designed to establish a fixed price for anticipated future oil or gas production.  While the use of these 
derivative instruments limits the downside risk of adverse price movements, they may also limit future revenues from favorable price 
movements. 

86 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
The  table  below  details  the  Company’s  costless  collar  and  swap  derivatives  entered  into  to  hedge  forecasted  crude  oil  production 
revenues as of February 13, 2015, including certain oil collars and swaps assumed in the Kodiak Acquisition. 

Derivative 
Instrument 
Three-way collars (1) 

Collars 

Swaps 

Period 
Jan - Dec 2015 
Jan - Dec 2016 
Jan - Dec 2015 
Jan - Dec 2016 
Jan - Dec 2017 
Jan - Dec 2015 
Total 

Whiting Petroleum Corporation 

Contracted Crude  
Oil Volumes (Bbl) 

3,600,000                 
6,600,000                 
1,309,500                 
3,000,000                 
3,000,000                 
3,556,560                 
21,066,060                 

Weighted Average NYMEX Price 
Collar Ranges for Crude Oil (per Bbl) 
$50.83 - $62.50 - $83.81 
$43.18 - $53.18 - $76.26 
$52.47 - $59.26 
$51.00 - $63.48 
$53.00 - $70.44 
$86.05 

_____________________ 
(1)  A three-way collar is a combination of options: a sold call, a purchased put and a sold put.  The sold call establishes a maximum 
price  (ceiling)  Whiting  will  receive  for  the  volumes  under  contract.    The  purchased  put  establishes  a  minimum  price  (floor), 
unless  the  market  price  falls  below  the  sold  put  (sub-floor),  at  which  point  the  minimum  price  would  be  NYMEX  plus  the 
difference between the purchased put and the sold put strike price. 

In  March  2013,  Whiting  entered  into  certain  crude  oil  swap  contracts  in  order  to  achieve  more  predictable  cash  flows  and  manage 
returns on certain oil and gas properties that the Company was considering for monetization.  Accordingly, the acquisition of these 
swap contracts and cash receipts from settlements of these swap positions have been reflected as an investing activity in the statement 
of  cash  flows.    On  July 15,  2013,  upon  closing  of  the  sale  of  the  Postle  Properties  discussed  in  the  Acquisitions  and  Divestitures 
footnote, these crude oil swaps were novated to the buyer.  Cash settlements that do not relate to investing derivatives or that do not 
have a significant financing element are reflected as operating activities in the statement of cash flows. 

Fixed-differential Crude Oil Contracts.  The Company has entered into two long-term crude oil sales and delivery contracts for oil 
volumes produced from its Redtail field in Colorado.  Under the terms of these agreements, Whiting has committed to deliver certain 
fixed volumes of crude oil from 2015 through 2020 at a price equal to NYMEX less the fixed differentials specified in the agreements.  
As of December 31, 2014, the Company determined that it is no longer probable that future oil production from its Redtail field will 
be sufficient to meet the minimum volume requirements specified in these contracts, and accordingly, that the Company will not settle 
these contracts through physical delivery of crude oil volumes.    As a result, Whiting  has determined that these contracts no  longer 
qualify for the “normal purchase normal sale” exclusion, and has therefore reflected them at fair value in the consolidated financial 
statements.  As of December 31, 2014, the estimated fair value of these derivative contracts was an asset of $54 million. 

Embedded Commodity Derivative Contract—In May 2011, Whiting entered into a long-term contract to purchase CO2 for use in its 
EOR project that is being carried out at its North Ward Estes field in Texas.  This contract contained a price adjustment clause that 
was linked to changes in NYMEX crude oil prices.  The Company had determined that the portion of this contract linked to NYMEX 
oil prices was not clearly and closely related to the host contract, and the Company therefore bifurcated this embedded pricing feature 
from its host contract and reflected it at fair value in the consolidated financial statements.  The Company had terminated this contract, 
however, prior to the issuance date of these financial statements, and the fair value of this embedded derivative was therefore zero as 
of December 31, 2014. 

Derivative Instrument Reporting—All derivative instruments are recorded in the consolidated financial statements at fair value, other 
than derivative instruments  that  meet the  “normal purchase normal sale” exclusion.  The following tables  summarize  the effects of 
commodity  derivative  instruments  on  the  consolidated  statements  of  income  for  the  years  ended  December  31,  2014  and  2013  (in 
thousands): 

ASC 815 Cash Flow 
Hedging Relationships (1) 
Commodity contracts ..............................
_____________________ 
(1)  Effective April 1, 2009, the Company de-designated all of its commodity derivative contracts that had been previously designated 
as cash flow hedges and elected to discontinue hedge accounting prospectively.  As a result, such mark-to-market values at March 
31, 2009 were frozen in AOCI as of the de-designation date and were reclassified into earnings as the original hedged transactions 
affected income.  As of December 31, 2013, all amounts previously in AOCI had been reclassified into earnings. 

  Income Statement Classification  
  Gain (loss) on hedging activities .....................

(1,958) 

  $ 

-  

$ 

Loss Reclassified from AOCI into 
Income (Effective Portion) 
Year Ended December 31, 
2013 
2014 

87 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
 
  
  
 
 
 
Not Designated as 
ASC 815 Hedges 
Commodity contracts ..............................
Embedded commodity contracts .............

  Income Statement Classification 
  Commodity derivative (gain) loss, net .............
  Commodity derivative (gain) loss, net .............
Total ..............................................................................................................................

  $ 

  $ 

(Gain) Loss Recognized in Income 
Year Ended December 31, 
2013 
2014 

(136,995)  
36,416  
(100,579)  

$ 

$ 

20,503 
(12,701) 
7,802 

Offsetting  of  Derivative  Assets  and  Liabilities.    With  each  individual  financial  derivative  counterparty,  the  Company  typically  has 
numerous hedge positions that span a several-month time period and that typically result in both fair value asset and liability positions 
held with that counterparty, which positions are all offset to a single fair value asset or liability amount at the end of each reporting 
period.    The  Company  nets  its  financial  derivative  instrument  fair  value  amounts  executed  with  the  same  counterparty  pursuant  to 
ISDA master agreements, which provide for net settlement over the term of the contract and in the event of default or termination of 
the  contract.    The  following  tables  summarize  the  location  and  fair  value  amounts  of  all  derivative  instruments  in  the  consolidated 
balance sheets, as well as the gross recognized derivative assets, liabilities and amounts offset in the consolidated balance sheets (in 
thousands): 

Not Designated as  
ASC 815 Hedges 
Derivative assets: 

  Balance Sheet Classification 

Commodity contracts .........................
Commodity contracts .........................

  Derivative assets ............................
  Other long-term assets  ..................
Total derivative assets ............................................................................

  $ 

  $ 

Derivative liabilities: 
Commodity contracts .........................................................................................
Total derivative liabilities ......................................................................

  $ 
  $ 

Not Designated as  
ASC 815 Hedges 
Derivative assets: 

  Balance Sheet Classification 

Commodity contracts .........................
Embedded commodity contracts ........

  Derivative assets ............................
  Other long-term assets ...................
Total derivative assets ............................................................................

  $ 

  $ 

Derivative liabilities: 

Commodity contracts .........................

  Accrued liabilities and other ..........
Total derivative liabilities ......................................................................

  $ 
  $ 

December 31, 2014 (1) 

Gross 
Recognized 
Assets/ 
Liabilities 

Gross 
Amounts 
Offset  

Net 
Recognized 
Fair Value 
Assets/ 
Liabilities 

154,329   $ 
45,459  
199,788   $ 

(18,752)   $ 

-  

(18,752)   $ 

135,577 
45,459 
181,036 

18,752   $ 
18,752   $ 

(18,752)   $ 
(18,752)   $ 

- 
- 

December 31, 2013 (1) 

Gross 
Recognized 
Assets/ 
Liabilities 

Gross 
Amounts 
Offset  

Net 
Recognized 
Fair Value 
Assets/ 
Liabilities 

23,752   $ 
36,416  
60,168   $ 

(22,478)   $ 

-  

(22,478)   $ 

25,960   $ 
25,960   $ 

(22,478)   $ 
(22,478)   $ 

1,274 
36,416 
37,690 

3,482 
3,482 

_____________________ 
(1)  Because counterparties to the Company’s financial derivative contracts are lenders under Whiting Oil and Gas’ credit agreement, 
which eliminates its need to post or receive collateral associated with its derivative positions, columns for cash collateral pledged 
or received have not been presented in the tables above. 

Contingent Features in Financial Derivative Instruments.  None of the Company’s derivative instruments contain credit-risk-related 
contingent features.  Counterparties to the Company’s financial derivative contracts are high credit-quality financial institutions that 
are  lenders  under  Whiting’s  credit  agreement.    The  Company  uses  only  credit  agreement  participants  to  hedge  with,  since  these 
institutions are secured equally with the holders of Whiting’s bank debt, which eliminates the potential need to post collateral when 
Whiting is in a derivative liability position.  As a result, the Company is not required to post letters of credit or corporate guarantees 
for its financial derivative counterparties in order to secure contract performance obligations.  

88 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
 
 
 
 
 
 
 
 
  
  
  
  
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
   
 
   
 
 
 
 
 
 
 
 
   
 
   
 
 
 
 
 
 
   
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
   
 
   
  
  
  
  
 
 
 
 
  
 
 
 
   
 
   
 
   
  
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
   
 
   
 
 
 
 
 
 
 
 
   
 
   
 
 
 
 
 
 
   
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
   
 
   
  
  
  
  
 
 
 
 
  
 
 
 
   
 
   
 
   
  
  
  
 
7.          FAIR VALUE MEASUREMENTS 

Cash  and  cash  equivalents,  accounts  receivable  and  payable  are  carried  at  cost,  which  approximates  their  fair  value  because  of  the 
short-term maturity of these instruments.  The Company’s credit agreement has a recorded value that approximates its fair value since 
its  variable  interest  rate  is  tied  to  current  market  rates.    The  Company’s  Senior  Notes  (including  the  Kodiak  Notes)  and  Senior 
Subordinated Notes are recorded at cost, and the fair values of these instruments are included in the Long-Term Debt footnote.  The 
Company’s derivative financial instruments are recorded at fair value and include a measure of the Company’s own nonperformance 
risk or that of its counterparties as appropriate. 

The  Company  follows  FASB  ASC  Topic  820,  Fair  Value  Measurement  and  Disclosure,  which  establishes  a  three-level  valuation 
hierarchy for disclosure of fair value measurements.  The valuation hierarchy categorizes assets and liabilities measured at fair value 
into  one  of  three  different  levels  depending  on  the  observability  of  the  inputs  employed  in  the  measurement.    The  three  levels  are 
defined as follows: 

• 

• 

• 

Level  1:  Quoted  Prices  in  Active  Markets  for  Identical  Assets  –  inputs  to  the  valuation  methodology  are  quoted  prices 
(unadjusted) for identical assets or liabilities in active markets. 

Level 2:  Significant Other Observable Inputs – inputs to the valuation methodology include quoted prices for similar assets and 
liabilities in active markets, and inputs that are observable for the asset or liability, either directly or indirectly, for substantially 
the full term of the financial instrument. 

Level  3:  Significant  Unobservable  Inputs  –  inputs  to  the  valuation  methodology  are  unobservable  and  significant  to  the  fair 
value measurement. 

A financial instrument’s categorization within the valuation hierarchy is based upon the lowest level of input that is significant to the 
fair  value  measurement.    The  Company’s  assessment  of  the  significance  of  a  particular  input  to  the  fair  value  measurement  in  its 
entirety requires judgment and considers factors specific to the asset or liability.  The Company reflects transfers between the three 
levels at the beginning of the reporting period in which the availability of observable inputs no longer justifies classification in the 
original level. 

The following  tables present  information about  the Company’s  financial assets and  liabilities  measured at fair value  on a recurring 
basis as of December 31, 2014 and 2013, and indicate the fair value hierarchy of the valuation techniques utilized by the Company to 
determine such fair values (in thousands): 

Financial Assets 
Commodity derivatives – current ..........................................
Commodity derivatives – non-current ..................................
Total financial assets ......................................................

  $ 

  $ 

Financial Assets 
Commodity derivatives – current ..........................................
Embedded commodity derivatives – non-current .................
Total financial assets ......................................................

  $ 

  $ 

Financial Liabilities 
Commodity derivatives – current ..........................................
Total financial liabilities ................................................

  $ 
  $ 

Level 1 

Level 2 

Level 3 

Total Fair Value 
  December 31, 2014 

 -   $ 
 -  
 -   $ 

 127,506   $ 

 -  

 127,506   $ 

 8,071   $ 

 45,459  
 53,530   $ 

 135,577 
 45,459 
 181,036 

Level 1 

Level 2 

Level 3 

Total Fair Value 
  December 31, 2013 

 -   $ 
 -  
 -   $ 

 -   $ 
 -   $ 

 1,274   $ 
 -  
 1,274   $ 

 -   $ 

 36,416  
 36,416   $ 

 3,482   $ 
 3,482   $ 

 -   $ 
 -   $ 

 1,274 
 36,416 
 37,690 

 3,482 
 3,482 

The following methods and assumptions were used to estimate the fair values of the assets and liabilities in the tables above: 

Commodity Derivatives.  Commodity derivative instruments consist mainly of costless collars and swap contracts for crude oil.  The 
Company’s costless collars and swaps are valued based on an income approach.  Both the option and swap models consider various 
assumptions, such as quoted forward prices for commodities, time value and volatility factors.  These assumptions are observable in 
the marketplace throughout the full term of the contract, can be derived from observable data or are supported by observable levels at 
which  transactions  are  executed  in  the  marketplace,  and  are  therefore  designated  as  Level 2  within  the  valuation  hierarchy.    The 
discount  rates  used  in  the  fair  values  of  these  instruments  include  a  measure  of  either  the  Company’s  or  the  counterparty’s 

89 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
   
 
   
 
 
 
 
 
   
 
   
 
 
 
 
 
 
 
 
 
   
 
   
 
   
  
  
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
   
 
   
 
   
 
 
   
 
   
 
   
 
 
 
 
 
 
   
 
   
 
   
 
   
  
  
 
 
 
 
 
  
 
   
 
   
 
   
 
   
  
  
 
 
nonperformance  risk,  as  appropriate.    The  Company  utilizes  its  counterparties’  valuations  to  assess  the  reasonableness  of  its  own 
valuations. 

In addition, the Company has two long-term crude oil sales and delivery contracts, whereby it has committed to deliver certain fixed 
volumes of crude oil at a price equal to NYMEX less the fixed differentials specified in the agreement.  Whiting has determined that 
the contracts do not meet the “normal purchase normal sale” exclusion, and has therefore reflected these contracts at fair value in its 
consolidated financial  statements.  These commodity derivatives are valued based on an income approach,  which considers various 
assumptions, including quoted forward prices for commodities, market differentials for crude oil, U.S. Treasury rates and either the 
Company’s or the counterparty’s nonperformance risk, as appropriate. 

The  assumptions  used  in  the  valuation  of  the  fixed-differential  contracts  include  certain  market  differential  metrics  that  are 
unobservable during the term of the contracts.  Such unobservable inputs are significant to the contract valuation methodology, and 
the contracts’ fair values are therefore designated as Level 3 within the valuation hierarchy. 

Embedded Commodity Derivatives.  The embedded commodity derivative  was related to a long-term CO2 purchase contract,  which 
had  a  price  adjustment  clause  linked  to  changes  in  NYMEX  crude  oil  prices.    Whiting  determined  that  the  portion  of  this  contract 
linked  to  NYMEX  oil  prices  was  not  clearly  and  closely  related  to  its  corresponding  host  contract,  and  the  Company  therefore 
bifurcated this embedded pricing feature from the host contract and reflected it at fair value in its consolidated financial statements as 
of  December  31,  2013.    The  assumptions  used  in  the  CO2  contract  valuation,  which  was  based  on  the  income  approach,  included 
certain oil price metrics that were unobservable during the term of the contract.  Such unobservable oil price inputs were significant to 
the  CO2  contract  valuation  methodology,  and  the  contract’s  fair  value  was  therefore  designated  as  Level  3  within  the  valuation 
hierarchy.  Because the Company subsequently terminated this CO2 purchase contract, however, its embedded derivative had a fair 
value of zero as of December 31, 2014. 

Level  3  Fair  Value  Measurements.    A  third-party  valuation  specialist  is  utilized  to  determine  the  fair  value  of  the  commodity 
derivative  instruments  designated  as  Level  3.    The  Company  reviews  these  valuations  (including  the  related  model  inputs  and 
assumptions) and analyzes changes in fair value measurements between periods.  The Company corroborates such inputs, calculations 
and fair value changes using various methodologies, and reviews unobservable inputs for reasonableness utilizing relevant information 
from other published sources. 

The following table presents a reconciliation of changes in the fair value of financial assets (liabilities) designated as Level 3 in the 
valuation hierarchy for the years ended December 31, 2014 and 2013 (in thousands): 

Fair value asset, beginning of period ................................................................................     $ 
Unrealized gains (losses) on commodity derivative contracts included in earnings (1) .....    
Transfers into (out of) Level 3 ..........................................................................................    
Fair value asset, end of period ..........................................................................................     $ 
_____________________ 
(1)  Included in commodity derivative (gain) loss, net in the consolidated statements of income. 

 Year Ended December 31, 
2013 
2014 

 36,416   $ 
 17,114  
 -  
 53,530   $ 

 23,715 
 12,701 
 - 
 36,416 

Quantitative  Information  About  Level  3  Fair  Value  Measurements.    The  significant  unobservable  inputs  used  in  the  fair  value 
measurement of the Company’s commodity derivative contracts designated as Level 3 are as follows: 

Fair Value at 
  December 31, 2014   
(in thousands) 

Commodity derivative 

contracts .........................

$53,530 

Valuation 
Technique 
Income 
approach 

Unobservable 
Input 

Amount 
(per Bbl) 

  Market differential for crude oil 

$5.74 

Sensitivity to Changes in Significant Unobservable Inputs.   As presented above, the significant unobservable inputs used in the fair 
value  measurement  of  Whiting’s  commodity  derivative  contracts  are  the  market  differentials  for  crude  oil  over  the  term  of  the 
contracts.  Significant increases (decreases) in these unobservable inputs in isolation would result in significantly lower (higher) fair 
value asset measurement. 

Nonrecurring  Fair  Value  Measurements.    The  Company  applies  the  provisions  of  the  fair  value  measurement  standard  to  its 
nonrecurring,  non-financial  measurements,  including  proved  oil  and  gas  property  impairments.    These  assets  and  liabilities  are  not 
measured  at  fair  value  on  an  ongoing  basis  but  are  subject  to  fair  value  adjustments  only  in  certain  circumstances.    The  following 
tables present information about the Company’s non-financial assets and liabilities measured at fair value on a nonrecurring basis as of 

90 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
December 31, 2014 and 2013, and indicates the fair value hierarchy of the valuation techniques utilized by the Company to determine 
such fair values (in thousands): 

  Loss (Before 
 Tax) Year  
Ended 
  December 31, 
2014 
 629,450 

  Loss (Before 
 Tax) Year  
Ended 
  December 31, 
2013 
 267,109 

  Net Carrying   
 Value as of  
  December 31, 

2014 

Fair Value Measurements Using 
Level 2 

Level 1 

Level 3 

 $ 

 179,155   $ 

Proved property impairments (1) ..............
_____________________ 
(1)  During the year ended December 31, 2014, proved oil and gas properties with a carrying amount of $763  million were written 
down to their fair value of $176 million, resulting in a non-cash impairment charge of $587 million.  The impairment primarily 
consisted of non-core oil and gas properties, that are  not currently being developed, in Colorado, Louisiana, North Dakota and 
Utah and related to the decrease in the forward price curve for crude oil and natural gas on December 31, 2014 and the associated 
decline in oil and gas reserves in those areas.  Also during the year ended December 31, 2014, proved CO2 properties at the Bravo 
Dome field in New Mexico with a carrying amount of $45 million were written down to their fair value of $3 million, resulting in 
a non-cash impairment charge of $42 million. 

 179,155   $ 

 -   $ 

 -   $ 

  Net Carrying   

Value as of  
  December 31, 

2013 

Fair Value Measurements Using 
Level 2 

Level 3 

Level 1 

 $ 

 106,114   $ 

Proved property impairments (1) ..............
_____________________ 
(1)  During the year ended December 31, 2013, proved oil and gas properties with a carrying amount of $373  million were written 
down to their fair value of $106 million, resulting in a non-cash impairment charge of $267 million.  The impairment consisted of 
(i) a $221 million write-down in the Rocky Mountains region and Michigan related to the decrease in the forward price curve for 
natural gas at December 31, 2013 and the associated decline in gas reserves in those areas and (ii) a $46 million write-down in the 
Rocky Mountains region related to well performance and associated changes in reserves during the fourth quarter of 2013. 

 106,114   $ 

 -   $ 

 -   $ 

The following methods and assumptions were used to estimate the fair values of the non-financial liabilities in the tables above: 

Proved Property Impairments.  Once the Company  has determined that a proved property impairment  has occurred, the cost of the 
property is written down to its fair value, which is determined using net discounted future cash flows from the producing property, and 
such  discounted  cash  flows  are  developed  using  the  income  approach.    The  discounted  cash  flows  are  based  on  management’s 
expectations for the future.  Unobservable inputs include estimates of future oil and gas or CO2 production, as the case may be, from 
the Company’s reserve reports, commodity prices based on sales contract terms or NYMEX forward price curves as of the date of the 
estimate (adjusted for basis differentials), estimated operating and development costs, and a risk-adjusted discount rate (all of which 
are designated as Level 3 inputs within the fair value hierarchy). 

8.          DEFERRED COMPENSATION 

Production Participation Plan—The Company had a Production Participation Plan (the “Plan”) in which all employees participated.  
On  June  11,  2014,  the  Board  of  Directors  of  the  Company  terminated  the  Plan  effective  December  31,  2013.    Prior  to  Plan 
termination,  interests in oil and gas properties acquired, developed or sold during the  year  were allocated to the Plan on an annual 
basis as determined by the Compensation Committee of the Company’s Board of Directors.  Once allocated, the interests (not legally 
conveyed)  were  fixed.  Interest allocations prior to 1995 consisted of 2%-3% overriding royalty interests.  Interest allocations after 
1995 were 1.75%-5% of oil and gas sales less lease operating expenses and production taxes. 

Employees vested in the Plan ratably at 20% per year over a five-year period.  However, pursuant to the terms of the Plan, upon Plan 
termination all employees fully vested, and the Company is required to distribute to each Plan participant an amount, based upon the 
valuation method set forth in the Plan, in a lump sum payment twelve months after the date of termination.  This distribution includes 
the  value  of  proved  undeveloped  oil  and  gas  properties  (“PUDs”)  awarded  upon  Plan  termination  and  is  based  on  forecasted 
commodity prices for crude oil, NGLs and natural gas as of December 31, 2013.  The fully vested amount due to Plan participants 
totals $113  million and has been reflected as a current payable, as it  will be distributed  to Plan participants during the first  half of 
2015.  As of December 31, 2014, a portion of this liability representing a regular distribution under the Plan totaling $41 million had 

91 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
 
 
 
 
 
 
   
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
 
 
 
 
 
 
 
 
  
  
 
been paid to the Company’s third-party payroll administrator.  However, these funds were not distributed by the payroll administrator 
to Plan participants until January 2015.  The final Plan distribution payment will be made in June 2015. 

Accrued compensation expense under the Plan for the year ended December 31, 2014 primarily relates to the change in liability for 
employee  vestings  and  PUDs  assigned  upon  Plan  termination  and  amounted  to  $24  million  charged  to  general  and  administrative 
expense and $2 million charged to exploration expense.  Accrued compensation expense under the Plan for the years ended December 
31,  2013  and  2012  amounted  to  $66  million  and  $45  million,  respectively,  charged  to  general  and  administrative  expense  and  $7 
million and $4 million, respectively, charged to exploration expense.  Of the aggregate $73 million of accrued compensation under the 
Plan as of December 31, 2013, $24 million relates to the sale of the Postle Properties, which is further described in the Acquisitions 
and Divestitures footnote. 

Prior to Plan termination, the Company recorded non-cash changes in the present value of estimated future payments under the Plan as 
a separate line item in the consolidated statements of income.  As a result of Plan termination, all changes in the Plan liability during 
2014 related to cash termination payments to be made in 2015.  The following table presents changes in the Plan’s estimated long-
term liability (in thousands): 

Long-term Production Participation Plan liability at January 1 ...........................................
Change in liability for accretion, vesting, changes in estimates and new Plan year 

  $ 

activity prior to Plan termination ..................................................................................
Change in liability for vesting and PUDs assigned upon Plan termination .........................
Amount reflected as a current liability .................................................................................
Long-term Production Participation Plan liability at December 31 .....................................

  $ 

Year Ended December 31, 
2013 
2014 

 87,503   $ 

 94,483 

 -  
 25,888  
 (113,391)  

 -   $ 

 66,284 
 - 
 (73,264) 
 87,503 

401(k)  Plan—The  Company  has  a  defined  contribution  retirement  plan  for  all  employees.    The  plan  is  funded  by  employee 
contributions and discretionary Company contributions.  The Company’s contributions for 2014, 2013 and 2012 were $9 million, $8 
million and $6 million, respectively.  Employees vest in employer contributions at 20% per year of completed service. 

9.          SHAREHOLDERS’ EQUITY AND NONCONTROLLING INTEREST 

6.25%  Convertible  Perpetual  Preferred  Stock—In  June  2009,  the  Company  completed  a  public  offering  of  6.25%  convertible 
perpetual  preferred  stock  (“preferred  stock”),  selling  3,450,000  shares  at  a  price  of  $100.00  per  share.    As  a  result  of  voluntary 
conversions and the Company exercising its right to mandatorily convert shares of preferred stock effective June 27, 2013, all 172,129 
remaining  shares  of  preferred  stock  outstanding  on  March  31,  2013  were  converted  into  792,919  shares  of  common  stock.    As  of 
December 31, 2014, no shares of preferred stock remained issued or outstanding. 

Each holder of the preferred stock was entitled to an annual dividend of $6.25 per share to be paid quarterly in cash, common stock or 
a combination thereof on March 15, June 15, September 15 and December 15, once such dividend had been declared by Whiting’s 
board of directors. 

Equity Incentive Plan—At the Company’s 2013 Annual Meeting held on May 7, 2013, shareholders approved the Whiting Petroleum 
Corporation 2013 Equity Incentive Plan (the  “2013 Equity  Plan”),  which replaced the Whiting Petroleum  Corporation 2003 Equity 
Incentive Plan (the “2003 Equity Plan”) and includes the authority to issue 5,300,000 shares of the Company’s common stock.  Upon 
shareholder  approval  of  the  2013  Equity  Plan,  the  2003  Equity  Plan  was  terminated.    The  2003  Equity  Plan  continues  to  govern 
awards that  were outstanding as of the date of its termination,  which remain in effect pursuant to their terms.  Any shares netted or 
forfeited after May 7, 2013 under the 2003 Equity Plan will be available for future issuance under the 2013 Equity Plan. Under the 
2013 Equity Plan, no employee or officer participant may be granted options for more than 600,000 shares of common stock, stock 
appreciation rights relating to more than 600,000 shares of common stock, or more than 300,000 shares of restricted stock during any 
calendar year.  On December 8, 2014, the Company increased the number of shares issuable under the 2013 Equity Plan by 978,161 
shares  to  accommodate  for  the  conversion  of  Kodiak’s  outstanding  equity  awards  to  Whiting  equity  awards  upon  closing  of  the 
Kodiak Acquisition.   Any  shares netted or forfeited under this increased availability  will be cancelled and  will  not be available for 
future issuance  under the 2013 Equity Plan.   As of December 31, 2014, 5,048,433  shares of common stock remained available  for 
grant under the 2013 Equity Plan. 

For the years ended December 31, 2014, 2013 and 2012, total stock compensation expense recognized for restricted share awards and 
stock options was $23 million, $22 million and $18 million, respectively. 

Equity  Awards  Assumed  in  Kodiak  Acquisition.    Upon  closing  of  the  Kodiak  Acquisition,  the  Company  assumed  all  of  Kodiak’s 
outstanding  equity  awards,  including  restricted  stock  awards,  restricted  stock  units  and  stock  options.    Kodiak’s  outstanding  equity 

92 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
  
 
 
 
  
 
 
 
  
 
  
 
awards held by employees were converted into Whiting’s equity awards using a conversion ratio of 0.177.  The outstanding restricted 
stock awards and restricted stock units vested upon closing of the transaction, and the $10 million estimated fair value of the 257,601 
shares of Whiting common stock issued to convert these awards was recorded as part of the purchase consideration. 

The estimated fair value of the 673,235 Whiting options issued in exchange for Kodiak’s outstanding options was approximately $8 
million, based on a Black-Scholes option-pricing model.  Of this value, approximately $7 million was attributable to service rendered 
prior to the date of acquisition and was recorded as part of the purchase consideration, and the remaining $1 million will be expensed 
over the remaining service term of the replacement stock option awards.  The unvested stock option awards will vest over a one to 
three-year service period from the grant date and are exercisable immediately upon vesting through the tenth anniversary of the grant 
date.    The  following  table  summarizes  the  assumptions  used  to  estimate  the  fair  value  of  stock  options  assumed  in  the  Kodiak 
Acquisition: 

Risk-free interest rate ...........................................................................................................................................
Expected volatility ...............................................................................................................................................
Expected term ......................................................................................................................................................
Dividend yield......................................................................................................................................................

2014 
0.08% - 1.90% 
40.3% - 49.7% 
    2.0 yrs. - 6.1 yrs. 

- 

The weighted average fair value of these options, as determined by the Black-Scholes valuation model, was $12.20 per share as of the 
December 8, 2014 closing date of the Kodiak Acquisition.  

Restricted  Shares.    Restricted  stock  awards  for  executive  officers  and  employees  generally  vest  ratably  over  a  three-year  service 
period,  while  awards  to  directors  generally  vest  ratably  over  a  one-year  service  period.    The  Company  uses  historical  data  and 
projections to estimate expected employee behaviors related to restricted stock forfeitures.  The expected forfeitures are then included 
as  part  of  the  grant  date  estimate  of  compensation  cost.    For  service-based  restricted  stock  awards,  the  grant  date  fair  value  is 
determined based on the closing bid price of the Company’s common stock on the grant date. 

In  January  2014,  2013  and  2012,  750,681  shares,  751,872  shares  and  444,501  shares,  respectively,  of  restricted  stock,  subject  to 
certain market-based vesting criteria in addition to the standard three-year service condition, were granted to executive officers under 
the  Equity  Plan.    Vesting  each  year  is  subject  to  the  condition  that  Whiting’s  stock  price  increases  by  a  greater  percentage  (or 
decreases by a lesser percentage) than the average percentage increase (or decrease, respectively) of the stock prices of a peer group of 
companies.  The market-based conditions must be met in order for the stock awards to vest, and it is therefore possible that no shares 
could  vest  in  one  or  more  of  the  three-year  vesting  periods.    However,  the  Company  recognizes  compensation  expense  for  awards 
subject  to  market  conditions  regardless  of  whether  it  becomes  probable  that  these  conditions  will  be  achieved  or  not,  and 
compensation expense is not reversed if vesting does not actually occur. 

For  these  awards  subject  to  market  conditions,  the  grant  date  fair  value  was  estimated  using  a  Monte  Carlo  valuation  model.    The 
Monte  Carlo  model  is  based  on  random  projections  of  stock  price  paths  and  must  be  repeated  numerous  times  to  achieve  a 
probabilistic  assessment.    Expected  volatility  was  calculated  based  on  the  historical  volatility  of  Whiting’s  common  stock,  and  the 
risk-free interest rate is based on U.S. Treasury yield curve rates with maturities consistent with the three-year vesting period.  The key 
assumptions used in valuing the market-based restricted shares were as follows: 

Number of simulations .....................................................................
Expected volatility ...........................................................................
Risk-free interest rate .......................................................................
Dividend yield..................................................................................

2014 
65,000 
42.3% 
0.86% 
- 

2013 
65,000 
43.1% 
0.41% 
- 

2012 
65,000 
51.9% 
0.35% 
- 

The grant date fair value of the market-based restricted stock as determined by the Monte Carlo valuation model was $26.59 per share, 
$23.01 per share and $29.45 per share in January 2014, 2013 and 2012, respectively. 

93 

 
 
 
 
 
 
   
   
   
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
 
 
The following table shows a summary of the Company’s nonvested restricted stock as of December 31, 2012, 2013 and 2014 as well 
as activity during the years then ended: 

Number 
of Shares 

  Weighted Average 

Grant Date 
Fair Value 

Restricted stock awards nonvested, January 1, 2012 .....................................................
Granted ..........................................................................................................................
Vested ............................................................................................................................
Forfeited .........................................................................................................................
Restricted stock awards nonvested, December 31, 2012 ...............................................
Granted ..........................................................................................................................
Vested ............................................................................................................................
Forfeited .........................................................................................................................
Restricted stock awards nonvested, December 31, 2013 ...............................................
Granted ..........................................................................................................................
Assumed in Kodiak Acquisition (1) ................................................................................
Vested ............................................................................................................................

724,395   $ 
592,400  
(357,170)  
(8,599)  
951,026  
940,792  
(347,824)  
(99,684)  
1,444,310  
907,856  

304,926  

(814,439)  

29.88 
34.45 
17.91 
51.72 
37.02 
27.59 
35.32 
30.95 
31.71 

32.41 

37.25 

34.05 

Forfeited .........................................................................................................................
Restricted stock awards nonvested, December 31, 2014 ...............................................
_____________________ 
(1)  Kodiak’s  existing  restricted  stock  units  and  restricted  stock  awards  held  by  employees,  which  automatically  converted  into 
257,601 restricted stock units and 47,325 restricted stock awards of Whiting and vested upon closing of the Kodiak Acquisition. 

(385,785)  
1,456,868   $ 

34.86 
31.16 

As of December 31, 2014, there was $13 million of total unrecognized compensation cost related to unvested restricted stock granted 
under the stock incentive plans.  That cost is expected to be recognized over a  weighted average period of 1.7 years. For the years 
ended December 31, 2014, 2013 and 2012, the total fair value of restricted stock vested was $31 million, $17 million and $19 million, 
respectively. 

Stock Options.  Stock options may be granted to certain executive officers of the Company with exercise prices equal to the closing 
market price of the Company’s common stock on the grant date.  There were no stock options granted under either the 2003 Equity 
Plan  or  the  2013  Equity  Plan  during  2014  or  2013,  other  than  the  673,235  stock  options  assumed  in  connection  with  the  Kodiak 
Acquisition.    In  January  2012,  45,359  stock  options  were  granted  under  the  2003  Equity  Plan.    The  Company’s  stock  options  vest 
ratably  over  a  three-year  service  period  from  the  grant  date  and  are  exercisable  immediately  upon  vesting  through  the  tenth 
anniversary of the grant date. 

The Company uses a Black-Scholes option-pricing model to estimate the fair value of stock option awards.  Because the Company 
first granted stock options in 2009, it does not have historical exercise data upon which to estimate the expected term of the options.  
As such, the Company has elected to estimate the expected term of the stock options granted using the “simplified” method for “plain 
vanilla” options.  The expected volatility at the grant date is based on the historical volatility of Whiting’s common stock, and the risk-
free interest rate is determined based on the yield on U.S. Treasury strips with maturities similar to those of the expected term of the 
stock options.  The following table summarizes the assumptions used to estimate the grant date fair value of stock options awarded in 
2012: 

Risk-free interest rate ...........................................................................................................................................
Expected volatility ...............................................................................................................................................
Expected term ......................................................................................................................................................
Dividend yield......................................................................................................................................................

2012 
1.19% 
61.4% 
6.0 yrs. 
- 

The grant date fair value of the stock options awarded, as determined by the Black-Scholes valuation model, was $28.88 per share in 
January 2012. 

94 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
   
  
   
 
  
   
 
  
   
 
  
   
 
  
   
 
  
   
 
  
   
 
  
   
 
  
   
 
  
   
 
  
   
 
  
   
 
  
   
 
 
 
 
 
 
   
   
   
   
 
 
The following table shows a summary of the Company’s stock options outstanding as of December 31, 2012, 2013 and 2014 as well 
as activity during the years then ended: 

  Weighted 
Average 
  Exercise Price 
 per Share 

  Number of  

Options 

  Weighted 
  Average 
  Remaining 
  Contractual 
Term 
(in years) 

  Aggregate 
Intrinsic 
Value 
  (in thousands)   

Options outstanding at January 1, 2012 ......................................
Granted .......................................................................................
Exercised .....................................................................................
Forfeited or expired.....................................................................
Options outstanding at December 31, 2012 ................................
Granted .......................................................................................
Exercised .....................................................................................
Forfeited or expired.....................................................................
Options outstanding at December 31, 2013 ................................
Granted .......................................................................................
Assumed in Kodiak Acquisition .................................................
Exercised .....................................................................................
Forfeited or expired.....................................................................
Options outstanding at December 31, 2014 ................................
Options vested and expected to vest at December 31, 2014 .......
Options exercisable at December 31, 2014 .................................

 377,336    $ 
 45,359   
-   
-   
 422,695   
-   
-   
 (1,855)  
 420,840   
-   
673,235   
(117,123)  
(8,559)  
 968,393    $ 
 905,107    $ 
 831,220    $ 

 26.09 
 51.22 
- 
- 
 28.79 
- 
- 
 60.28 
 28.65 
- 
44.48 
15.21 
50.51 
41.09 
40.78 
 38.45 

 $ 

 $ 

 $ 

 $ 
 $ 
 $ 

- 

- 

6,203,361 

 5,216,952 
4,984,431 
 5,216,952 

4.8 
4.8 
4.2 

Unrecognized compensation cost as of December 31, 2014 related to unvested stock option awards was $1 million, which is expected 
to be recognized over a period of 1.2 years. 

Rights  Agreement—In  2006,  the  Board  of  Directors  of  the  Company  declared  a  dividend  of  one  preferred  share  purchase  right  (a 
“Right”) for each outstanding share of common stock of the Company payable to the stockholders of record as of March 2, 2006.  As a 
result of the  two-for-one  split of the Company’s common  stock effective February 22, 2011, one-half of a  Right is  now associated 
with each share of common stock.  Each Right entitles the registered holder to purchase from the Company one one-hundredth of a 
share of Series A Junior Participating Preferred Stock, par value $0.001 per share (“Preferred Shares”), of the Company at a price of 
$180.00 per one one-hundredth of a Preferred Share, subject to adjustment.  If any person becomes a 15% or more stockholder of the 
Company, then each Right (subject to certain limitations) will entitle its holder to purchase, at the Right’s then current exercise price, a 
number of shares of common stock of the Company or of the acquirer having a market value at the time of twice the Right’s per share 
exercise price.  The Company’s Board of Directors may redeem the Rights for $0.001 per Right at any time prior to the time when the 
Rights become exercisable.  Unless the Rights are redeemed, exchanged or terminated earlier, they will expire on February 23, 2016. 

Noncontrolling  Interest—The  noncontrolling  interest  represents  an  unrelated  third  party’s  25%  ownership  interest  in  Sustainable 
Water  Resources,  LLC.    The  table  below  summarizes  the  activity  for  the  equity  attributable  to  the  noncontrolling  interest  (in 
thousands): 

Balance at January 1 ............................................................................................................
Net loss ................................................................................................................................
Balance at December 31 ......................................................................................................

  $ 

  $ 

Year Ended December 31, 
2013 
2014 

8,132   $ 
(62)  
8,070   $ 

8,184 
(52) 
8,132 

95 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
  
 
 
 
  
 
 
  
 
 
 
  
 
 
 
 
  
 
 
  
 
 
 
  
 
 
  
 
 
 
  
 
 
  
 
 
 
  
 
 
 
 
  
 
 
  
 
 
 
  
 
 
  
 
 
 
  
 
 
  
 
 
 
  
 
 
  
 
 
 
  
 
 
 
 
  
 
 
  
 
 
 
  
 
 
  
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
  
  
 
 
10.         INCOME TAXES 

Income tax expense consists of the following (in thousands): 

Current income tax expense (refund): 

Federal ..........................................................................................
State ..............................................................................................
Total current income tax expense (refund) ...............................

  $ 

Deferred income tax expense: 

Federal ..........................................................................................
State ..............................................................................................
Total deferred income tax expense ...........................................
Total ...................................................................................

  $ 

2014 

Year Ended December 31, 
2013 

2012 

 $ 

(2,758) 
5,383 
2,625 

65,522 
11,023 
76,545 
79,170 

 $ 

  $ 

7,060 
(6,074) 
986 

196,787 
8,095 
204,882 
205,868 

  $ 

- 
(669) 
(669) 

233,468 
15,113 
248,581 
247,912 

Income tax expense differed from amounts that would result from applying the U.S. statutory income tax rate (35%) to income before 
income taxes as follows (in thousands): 

  $ 

U.S. statutory income tax expense ...................................................
State income taxes, net of federal benefit ........................................
State income tax credits ...................................................................
Statutory depletion ...........................................................................
Enacted changes in state tax laws ....................................................
Market-based equity awards ............................................................
Permanent items ...............................................................................
Transaction costs ..............................................................................
Other ................................................................................................
Total ..........................................................................................

 $ 

2014 

Year Ended December 31, 
2013 

2012 

50,371 
12,705 
- 
(618) 
3,700 
2,805 
3,504 
6,936 
(233) 
79,170 

  $ 

  $ 

200,155 
13,962 
(10,525) 
(796) 
(1,416) 
- 
2,122 
- 
2,366 
205,868 

  $ 

  $ 

231,704 
14,444 
- 
(620) 
- 
- 
1,524 
- 
860 
247,912 

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The principal components of the Company’s deferred income tax assets and liabilities at December 31, 2014 and 2013 were as follows 
(in thousands): 

Deferred income tax assets: 

   $ 

Net operating loss carryforward ....................................................................................
Production Participation Plan liability ...........................................................................
Tax sharing liability .......................................................................................................
Asset retirement obligations ..........................................................................................
Underwriter fees ............................................................................................................
Restricted stock compensation ......................................................................................
Premium on Senior Notes ..............................................................................................
EOR credit carryforwards ..............................................................................................
Alternative minimum tax credit carryforwards .............................................................
Transaction costs ...........................................................................................................
Other ..............................................................................................................................
Total deferred income tax assets ......................................................................
Less valuation allowance ...............................................................................................
Net deferred income tax assets .........................................................................

Deferred income tax liabilities: 

Year Ended December 31, 
2013 
2014 

588,330     $ 

26,942 

 -    

13,791 
14,065    
15,527 
7,979    
7,946 
15,694    
7,957 
9,493    

707,724 

(5,638)   

702,086 

438,922 
32,245 
9,439 
23,642 
10,974 
13,384 
- 
7,946 
18,452 
- 
3,234 
558,238 
(1,230) 
557,008 

Oil and gas properties ....................................................................................................
Trust distributions ..........................................................................................................
Derivative instruments ...................................................................................................
Total deferred income tax liabilities .................................................................
Total net deferred income tax liabilities ........................................................................

$ 

1,785,926 

129,437    
64,898 
1,980,261    
1,278,175 

$ 

1,675,916 
149,332 
10,438 
1,835,686 
1,278,678 

As of December 31, 2014, the Company had federal net operating loss (“NOL”) carryforwards of $1.7 billion.  Of this amount, $70 
million in NOL carryforwards relate to tax deductions for stock compensation that exceed stock compensation costs recognized  for 
financial statement purposes.  The benefit of these excess tax deductions will not be recognized as an NOL in the Company’s financial 
statements, until the related deductions reduce taxes payable and are thereby realized.  In addition, $170 million of NOL carryforwards 
are a result of the Kodiak Acquisition, and the utilization of this amount is limited to $77 million each year for the next three years.  
The  Company  also  has  various  state  NOL  carryforwards.    The  determination  of  the  state  NOL  carryforwards  is  dependent  upon 
apportionment  percentages  and  state  laws  that  can  change  from  year  to  year  and  that  can  thereby  impact  the  amount  of  such 
carryforwards.  If unutilized, the federal NOL will expire between 2028 and 2035, and the state NOLs will expire between 2015 and 
2035. 

EOR credits are a credit against federal income taxes for certain costs related to extracting high-cost oil, utilizing certain prescribed 
enhanced tertiary recovery methods.  As of December 31, 2014, the Company had recognized aggregate EOR credits of $8 million 
that are available to offset regular federal income taxes in the future.  These credits can be carried forward and will expire between 
2023 and 2025.  Federal EOR credits are subject to phase-out according to the level of average domestic crude oil prices.  The EOR 
credit has been phased-out since 2006, but this phase-out affects only the periods for which EOR credits can be captured and not the 
periods in which such credits can be utilized. 

The Company is subject to the alternative minimum tax (“AMT”) principally due to its significant intangible drilling cost deductions.  
As  of  December  31,  2014,  the  Company  had  AMT  credits  totaling  $16  million  that  are  available  to  offset  future  regular  federal 
income taxes.  These credits do not expire and can be carried forward indefinitely. 

At  December  31,  2014,  the  Company  had  a  valuation  allowance  totaling  $6  million,  comprised  of  unamortized  underwriter  fees  in 
Canada  and  foreign  tax  credit  carryforwards,  which  will  expire  between  2015  and  2016.    These  valuation  allowances  have  been 
recorded  because  the  Company  determined  it  was  more  likely  than  not  that  the  benefit  from  these  deferred  tax  assets  will  not  be 
realized due to the divestiture of all foreign operations. 

In conjunction with the Kodiak Acquisition, the Company acquired Kodiak, which is a Canadian entity that is to be disregarded for 
U.S. tax purposes.  Kodiak holds an interest in Whiting Resources Corporation (formerly Kodiak Oil & Gas (USA) Inc.), a U.S. entity 
which has undistributed earnings at December 31, 2014.  These earnings are considered to be indefinitely reinvested, and accordingly, 
no provision has been provided for on those earnings.  If the Company were to repatriate those earnings in the form of dividends or 
otherwise, no taxes would result. 

97 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
  
 
 
  
  
  
 
 
 
 
  
  
  
  
  
 
 
 
 
  
  
  
  
  
 
 
 
 
  
  
  
  
  
 
 
 
 
  
  
  
  
  
 
 
 
 
  
  
  
  
  
 
 
 
 
  
  
  
  
  
 
  
 
  
  
  
     
  
  
  
 
 
 
 
  
  
  
  
  
 
  
 
  
  
  
  
  
  
 
 
 
 
Net deferred income tax liabilities were classified in the consolidated balance sheets as follows (in thousands): 

Year Ended December 31, 
2013 
2014 

Assets: 

Current deferred income taxes ........................................................................................     $ 

 - 

  $ 

 - 

Liabilities: 

Current deferred income taxes ........................................................................................      
Non-current deferred income taxes .................................................................................      
$ 

Net deferred income tax liabilities ...........................................................................   

 47,545 
 1,230,630 
 1,278,175 

  $ 

 648 
 1,278,030 
 1,278,678 

The following table summarizes the activity related to the Company’s liability for unrecognized tax benefits (in thousands): 

2014 

Year Ended December 31, 
2013 

2012 

Beginning balance at January 1 .......................................................
Decrease related to tax position taken in a prior period ...................
Ending balance at December 31.......................................................

 $ 

 $ 

 170 
- 
 170 

  $ 

  $ 

 170 
- 
 170 

 $ 

 $ 

 299 
 (129) 
 170 

The unrecognized tax benefit balance at December 31, 2014 includes certain tax positions, the allowance of which would positively 
affect the annual effective income tax rate.  For the year ended December 31, 2014, the Company did not recognize any interest or 
penalties with respect to unrecognized tax benefits, nor did the Company have any such interest or penalties previously accrued.  The 
Company  believes  that  it  is  reasonably  possible  that  no  increases  or  decreases  to  unrecognized  tax  benefits  will  occur  in  the  next 
twelve months. 

The Company files income tax returns in the U.S. federal jurisdiction and in various states, each with varying statutes of limitations.  
The  2011  through  2014  tax  years  generally  remain  subject  to  examination  by  federal  and  state  tax  authorities.    Additionally,  in 
conjunction with the Kodiak Acquisition, the Company has Canadian income tax filings which remain subject to examination by the 
related tax authorities for the 2009 through 2014 tax years. 

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11.         EARNINGS PER SHARE 

The reconciliations between basic and diluted earnings per share are as follows (in thousands, except per share data): 

Basic Earnings Per Share 

Numerator: 

Net income available to shareholders ....................................
Preferred stock dividends (1) ..................................................
Net income available to common shareholders, basic ...........

  $ 

  $ 

2014 

Year Ended December 31, 
2013 

2012 

64,807   $ 

-  

64,807   $ 

366,055   $ 
(494)  
365,561   $ 

414,189 
(1,077) 
413,112 

Denominator: 

Weighted average shares outstanding, basic .........................

122,138  

118,260  

117,601 

Diluted Earnings Per Share 

Numerator: 

Net income available to common shareholders, basic ...........
Preferred stock dividends ......................................................
Adjusted net income available to common shareholders, 

  $ 

64,807   $ 

-  

365,561   $ 
538  

413,112 
1,077 

diluted ..............................................................................

  $ 

64,807   $ 

366,099   $ 

414,189 

Denominator: 

Weighted average shares outstanding, basic .........................
Restricted stock and stock options ........................................
Convertible perpetual preferred stock ...................................
Weighted average shares outstanding, diluted ......................

122,138  
381  
-  
122,519  

118,260  
957  
371  
119,588  

117,601 
633 
794 
119,028 

Earnings per common share, basic ...................................................
Earnings per common share, diluted ................................................
_____________________ 
(1)  For the year ended December 31, 2013, amount includes a decrease of $0.04 million in preferred stock dividends for preferred 
stock dividends accumulated.  There were no accumulated dividend adjustments for the years ended December 31, 2014 or 2012. 

3.09   $ 
3.06   $ 

0.53   $ 
0.53   $ 

3.51 
3.48 

  $ 
  $ 

For  the  year  ended  December  31,  2014,  the  diluted  earnings  per  share  calculation  excludes  (i)  the  dilutive  effect  of  803,902 
incremental shares of restricted stock that did not meet its market-based vesting criteria as of December 31, 2014, and (ii) the anti-
dilutive  effect  of  791  common  shares  for  stock  options  that  were  out-of-the-money.    For  the  year  ended  December  31,  2013,  the 
diluted earnings per share calculation excludes the dilutive effect of (i) 173,778 incremental shares of restricted stock that did not meet 
its market-based vesting criteria as of December 31, 2013, and (ii) 8,689 common shares for stock options that were out-of-the-money.  
For  the  year  ended  December  31,  2012,  the  diluted  earnings  per  share  calculation  excludes  (i)  the  dilutive  effect  of  141,807 
incremental shares of restricted stock that did not meet its market-based vesting criteria as of December 31, 2012, and (ii) the anti-
dilutive effect of 7,720 common shares for stock options that were out-of-the-money. 

12.         RELATED PARTY TRANSACTIONS 

Whiting  USA  Trust  I—As  a  result  of  Whiting’s  retained  ownership  of  15.8%,  or  2,186,389  units  in  Whiting  USA  Trust  I,  it  is  a 
related  party  of  the  Company.    The  following  table  summarizes  the  related  party  receivable  and  payable  balances  between  the 
Company and Trust I as of December 31, 2014 and 2013 (in thousands): 

Assets 

Unit distributions due from Trust I (1) ...........................................................................     $ 

 652 

 $ 

Liabilities 

Unit distributions payable to Trust I (2) .........................................................................     $ 

 4,133 

 $ 

 1,093 

 6,932 

_____________________ 
(1)  This amount represents Whiting’s 15.8% interest in the net proceeds due from Trust I and is included within accounts receivable 

trade, net in the Company’s consolidated balance sheets. 

December 31, 

2014 

2013 

99 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
 
  
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
 
  
 
 
 
 
 
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
  
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
    
 
 
(2)  This amount represents net proceeds from Trust I’s underlying properties that the Company has received between the last Trust I 
distribution date and December 31, 2014 and 2013, respectively, but which the Company has not yet distributed to Trust I as of 
December  31,  2014  and  2013,  respectively.    Due  to  ongoing  processing  of  Trust  I  revenues  and  expenses  after  December  31, 
2014  and  2013,  the  amount  of  Whiting’s  next  scheduled  distribution  to  Trust  I,  and  the  related  distribution  by  Trust  I  to  its 
unitholders,  will  differ  from  this  amount.    These  amounts  are  included  within  accounts  payable  trade  in  the  Company’s 
consolidated balance sheet. 

For the year ended December 31, 2014, Whiting paid $30 million, net of state tax withholdings, in unit distributions to Trust I and 
received $5 million in distributions back from Trust I pursuant to its retained ownership in 2,186,389 Trust I units. 

On January 28, 2015, the net profits interest that Whiting conveyed to Trust I terminated as a result of 9.11 MMBOE (which amount is 
equivalent  to  8.20  MMBOE  attributable  to  the  net  profits  interest)  having  been  produced  and  sold  from  the  underlying  properties.  
Upon termination, the net profits interest in the underlying properties reverted back to Whiting, and Trust I will no longer be a related 
party. 

Tax  Sharing  Liability—Prior  to  Whiting’s  initial  public  offering  in  November  2003,  it  was  a  wholly-owned  indirect  subsidiary  of 
Alliant Energy Corporation (“Alliant Energy”), and when the transactions discussed below were entered into, Alliant Energy  was a 
related party of the Company.  As of December 31, 2004 and thereafter, Alliant Energy was no longer a related party. 

In 2003, the Company entered into a Tax Separation and Indemnification Agreement with Alliant Energy, whereby the Company and 
Alliant Energy  made certain tax elections  with the effect that the tax bases of Whiting’s assets  were increased. Such additional tax 
bases have resulted in increased income tax deductions for Whiting and, accordingly, have reduced income taxes otherwise payable by 
Whiting.  Under this Tax Separation and Indemnification Agreement, the Company agreed to pay to Alliant Energy (each year from 
2004 to 2013) 90% of the tax benefits the Company realized annually as a result of this step-up in tax bases.  In 2014, Whiting was 
obligated to pay Alliant the present value of 90% of the remaining tax benefits expected to result from its increased tax bases, which 
payout assumes all such tax benefits will be realized in future years. 

In  March  2014,  the  Company  made  the  final  payment  due  Alliant  Energy  under  this  agreement  totaling  $26  million,  including  $3 
million of interest.  During 2013 and 2012, the Company made payments of $2 million each year under this agreement and recognized 
interest expense of $3 million and $2 million, respectively. 

Alliant  Energy  Guarantee—The  Company  holds  a  6%  working  interest  in  three  offshore  platforms  in  California  and  the  related 
onshore plant and equipment.  Alliant Energy has guaranteed the Company’s obligation in the abandonment of these assets. 

13.         COMMITMENTS AND CONTINGENCIES 

The table below shows the Company’s minimum future payments under non-cancelable operating leases and unconditional purchase 
obligations as of December 31, 2014 (in thousands): 

2015 

2016 

Payments Due by Period 
2018 

2017 

2019 

  Thereafter   

Total 

Non-cancelable leases .................
Drilling rig contracts ...................
Pipeline transportation 

  $ 

7,692   $ 

7,547   $ 

146,141  

101,855  

6,610   $ 
30,788  

6,693   $ 
-  

5,844   $ 
-  

216   $ 
-  

34,602 
278,784 

agreements ...............................
Total ...................................

5,948 

9,722 

   $  159,781   $  119,124   $ 

9,559 
46,957   $ 

9,559 
16,252   $ 

9,559 
15,403   $ 

50,091 
94,438 
50,307   $  407,824 

Non-cancelable  Leases—The  Company  leases  197,000  square  feet  of  administrative  office  space  in  Denver,  Colorado  under  an 
operating lease arrangement expiring in  2019, 47,900 square feet of office space  in Midland, Texas expiring in  2020, an additional 
36,300  square  feet  of  administrative  office  space  in  Denver,  Colorado  assumed  in  the  Kodiak  Acquisition  expiring  in  2016,  and 
20,000 square feet of office space in Dickinson, North Dakota expiring in 2016.  In addition, the Company entered into a lease for 
several residential apartments in Watford City and Dickinson, North Dakota under an operating lease arrangement expiring in 2015.  
Rental expense for 2014, 2013 and 2012 amounted to $7 million, $5 million and $6 million, respectively.  Minimum lease payments 
under the terms of non-cancelable operating leases as of December 31, 2014 are shown in the table above. 

Drilling  Rig  Contracts—As  of  December  31,  2014,  the  Company  had  18  drilling  rigs  under  long-term  contract,  all  of  which  were 
operating in the Rocky Mountains region.  Subsequent to December 31, 2014, the Company early terminated five of these long-term 
contracts  incurring  early  termination  penalties  totaling  approximately  $27  million.    These  penalties  and  the  Company’s  minimum 
drilling commitments under the terms of the 18 long-term drilling rig contracts as of December 31, 2014 are shown in the table above.  
Of the remaining 13 long-term contracts, seven expire in 2016 and six in 2017.  Early termination of the remaining contracts would 

100 

 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
   
 
   
 
   
 
   
 
   
 
   
 
 
 
 
 
 
 
 
  
  
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
require  termination  penalties  of  $212  million,  which  would  be  in  lieu  of  paying  the  remaining  drilling  commitments  under  these 
contracts.    No  other  drilling  rigs  working  for  the  Company  are  currently  under  long-term  contracts  or  contracts  that  cannot  be 
terminated at the end of the well that is currently being drilled.  During 2014, 2013 and 2012, the Company made payments of $106 
million, $93 million and $101 million, respectively, under these long-term contracts, which are initially capitalized as a component of 
oil and gas properties and either depleted in future periods or written off as exploration expense. 

Pipeline Transportation Agreements—The Company has two ship-or-pay agreements with different suppliers, one expiring in 2015 
and one expiring in 2017, whereby it has committed to transport a minimum daily volume of CO2 or water, as the case may be, via 
certain  pipelines  or  else  pay  for  any  deficiencies  at  a  price  stipulated  in  the  contracts.    Although  minimum  daily  quantities  are 
specified in the agreements, the actual CO2 or water volumes transported and their corresponding unit prices are variable over the term 
of the contracts.  As a result, the future minimum payments for each of the five succeeding fiscal years are not fixed and determinable 
and are not therefore included in the table above.  As of December 31, 2014, the Company estimated future commitments under these 
ship-or-pay agreements to approximate $20 million through 2017. 

In addition, the Company has three pipeline transportation agreements, one expiring in 2024 and two expiring in 2025, whereby it has 
committed to pay monthly reservation fees on dedicated pipelines for natural gas and NGL transportation capacity from the Redtail 
field, plus a variable charge based on actual transportation volumes.  These fixed monthly reservation fees totaling approximately $94 
million have been included in the table above. 

During 2014, 2013 and 2012, transportation of natural gas, CO2 and water under these contracts amounted to $13 million, $4 million 
and  $3  million,  respectively.    As  of  December  31,  2014,  the  Company  estimated  future  commitments  under  all  of  these  pipeline 
transportation agreements to approximate $114 million through 2025. 

Purchase  Contracts—The  Company  has  three  take-or-pay  purchase  agreements,  of  which  one  agreement  expires  in  2015  and  two 
agreements expire in 2017.  One of these agreements contains commitments to buy certain volumes of CO2 for use in its EOR project 
in the North Ward Estes field in Texas.  Under the remaining two take-or-pay agreements, the Company has committed to buy certain 
volumes of  water for use in the fracture stimulation process of  wells in its Redtail  field.  Under the terms of these agreements, the 
Company is obligated to purchase a minimum volume of CO2 or water, as the case may be, or else pay for any deficiencies at the price 
stipulated in the contract.  The CO2 volumes planned for use in the Company’s EOR project in the North Ward Estes field and the 
water  volumes  planned  for  use  at  our  Redtail  field  currently  exceed  the  minimum  volumes  specified  in  all  of  these  agreements, 
therefore, the Company expects to avoid any payments for deficiencies under these contracts.  During 2014, 2013 and 2012, purchases 
of  CO2  and  water  amounted  to  $105  million,  $84  million  and  $83  million,  respectively.    Although  minimum  daily  quantities  are 
specified in the agreements, the actual CO2 or water volumes purchased and their corresponding unit prices are variable over the term 
of the contracts.  As a result, the future minimum payments for each of the five succeeding fiscal years are not fixed and determinable 
and are not therefore included in the table above.  As of December 31, 2014, the Company estimated future commitments under all of 
these purchase agreements to approximate $149 million through 2017. 

Delivery Commitments—The Company has various physical delivery contracts which require the Company to deliver fixed volumes 
of crude oil.  As of December 31, 2014, the Company had delivery commitments of 12.4 MMBbl, 17.8 MMBbl, 19.6 MMBbl, 21.5 
MMBbl,  23.3  MMBbl  and  6.0  MMBbl  of  crude  oil  for  the  years  ended  December  31,  2015  through  2020,  respectively.    These 
delivery  commitments  relate  to  crude  oil  production  at  Whiting’s  Redtail  field  in  the  DJ  Basin  in  Weld  County,  Colorado.    As  of 
December  31,  2014,  the  Company  determined  that  it  is  no  longer  probable  that  future  oil  production  from  its  Redtail  field  will  be 
sufficient  to  meet  the  minimum  volume  requirements  specified  in  these  physical  delivery  contracts,  and  as  a  result,  the  Company 
expects  to  make  periodic  deficiency  payments  for  any  shortfalls  in  delivering  the  minimum  committed  volumes.    The  Company 
currently anticipates that it will under-deliver by a total of approximately 10.4 MMBbl over the duration of the contracts, which would 
require undiscounted aggregate deficiency payments of approximately $49 million over the next 5 years.  The Company recognizes 
any monthly deficiency payments in the period in which the underdelivery takes place and the related liability has been incurred.  The 
table above does not include  any  such deficiency payments  that  may be incurred under the Company’s physical delivery contracts, 
since it cannot be predicted with accuracy the amount and timing of any such penalties incurred. 

Litigation—The Company is subject to litigation, claims and governmental and regulatory proceedings arising in the ordinary course 
of business.  We accrue a loss contingency for these lawsuits and claims  when it is probable that a loss  has been  incurred and the 
amount of the loss can be reasonably estimated.  Accordingly, no material amounts for loss contingencies associated with litigation, 
claims or assessments have been accrued at December 31, 2014 or 2013.  While the outcome of these lawsuits and claims cannot be 
predicted with certainty, it is  the opinion of the  Company’s  management that the loss  for any litigation  matters and claims that are 
reasonably  possible  to  occur  will  not  have  a  material  adverse  effect,  individually  or  in  the  aggregate,  on  its  consolidated  financial 
position, cash flows or results of operations. 

101 

 
  
 
14.         SUBSEQUENT EVENT 

On January 7, 2015, as required under the Kodiak Indentures upon a change in control, Whiting offered to repurchase at 101% of par 
all $1,550  million principal amount of Kodiak  Notes outstanding.  The repurchase offer expires on March 3, 2015.  The Company 
expects to fund any payments due as a result of such repurchase offer with borrowings under its revolving credit facility. 

15.         OIL AND GAS ACTIVITIES 

The Company’s oil and gas activities for 2014, 2013 and 2012 were entirely within the United States.  Costs incurred in oil and gas 
producing activities were as follows (in thousands): 

Development (1)  ...............................................................................
Proved property acquisition (2) .........................................................
Unproved property acquisition (2).....................................................
Exploration ......................................................................................
Total  ...........................................................................................

  $ 

 $ 

2014 

Year Ended December 31, 
2013 

2,891,893   $ 
2,278,855  
1,035,439  
216,587  
6,422,774   $ 

2,132,824   $ 
232,572  
174,103  
363,234  
2,902,733   $ 

2012 

1,667,182 
19,785 
119,175 
436,084 
2,242,226 

_____________________ 
(1)  During  2014,  2013  and  2012,  non-cash  additions  to  oil  and  gas  properties  of  $45  million,  $30  million  and  $36  million, 
respectively,  which  relate  to  estimated  costs  of  the  future  plugging  and  abandonment  of  the  Company’s  oil  and  gas  wells,  are 
included in development costs in the table above. 

(2)  During 2014, amounts include $2.3 billion of non-cash proved property additions and $1.0 billion of non-cash unproved property 

additions related to the Kodiak Acquisition. 

Net capitalized costs related to the Company’s oil and gas producing activities were as follows (in thousands): 

Proved oil and gas properties ...............................................................................................
Unproved oil and gas properties ..........................................................................................
Accumulated depletion ........................................................................................................
Oil and gas properties, net ...................................................................................................

  $ 

  $ 

Year Ended December 31, 
2014 
2013 
12,956,834   $ 

1,992,868  
(3,003,270)  
11,946,432   $ 

9,196,845 
868,305 
(2,645,841) 
7,419,309 

Exploratory well costs that are incurred and expensed in the same annual period have not been included in the table below.  The net 
changes in capitalized exploratory well costs were as follows (in thousands): 

Beginning balance at January 1 .......................................................
Additions to capitalized exploratory well costs pending the 

  $ 

2014 

Year Ended December 31, 
2013 

2012 

85,378   $ 

108,861   $ 

90,519 

determination of proved reserves ..............................................

145,336  

281,951  

384,223 

Reclassifications to wells, facilities and equipment based on the 

determination of proved reserves ..............................................
Capitalized exploratory well costs charged to expense ....................
Ending balance at December 31.......................................................

  $ 

(200,869)  
(15,552)  
14,293   $ 

(291,962)  
(13,472)  
85,378   $ 

(358,625) 
(7,256) 
108,861 

At December 31, 2014, the Company had no costs capitalized for exploratory wells in progress for a period of greater than one year  
after the completion of drilling. 

16.         DISCLOSURES ABOUT OIL AND GAS PRODUCING ACTIVITIES (UNAUDITED) 

For all years presented our independent petroleum engineers independently estimated all of the proved, probable and possible reserve 
quantities included in this annual report.  In connection with our external petroleum engineers performing their independent reserve 
estimations,  we  furnish  them  with  the  following  information  that  they  review:  (1)  technical  support  data,  (2)  technical  analysis  of 
geologic  and  engineering  support  information,  (3)  economic  and  production  data  and  (4)  our  well  ownership  interests.    The 

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independent petroleum engineers, Cawley, Gillespie  &  Associates, Inc., evaluated 100% of our estimated proved reserve quantities 
and  their  related  pre-tax  future  net  cash  flows  as  of  December  31,  2014.    Proved  reserve  estimates  included  herein  conform  to  the 
definitions prescribed by the SEC.  Estimates of proved reserves are inherently imprecise and are continually subject to revision based 
on production history, results of additional exploration and development, price changes and other factors. 

As  of  December  31,  2014,  all  of  the  Company’s  oil  and  gas  reserves  are  attributable  to  properties  within  the  United  States.    A 
summary of the Company’s changes in quantities of proved oil and gas reserves for the years ended December 31, 2012, 2013 and 
2014 are as follows: 

Oil 
(MBbl) 

NGLs 
 (MBbl) 

  Natural Gas 

(MMcf) 

Total 
(MBOE) 

Balance—January 1, 2012 ....................................
Extensions and discoveries ..............................
Sales of minerals in place .................................
Production ........................................................
Revisions to previous estimates .......................
Balance—December 31, 2012 ..............................
Extensions and discoveries ..............................
Sales of minerals in place .................................
Purchases of minerals in place .........................
Production ........................................................
Revisions to previous estimates .......................
Balance—December 31, 2013 ..............................
Extensions and discoveries ..............................
Sales of minerals in place .................................
Purchases of minerals in place .........................
Production ........................................................
Revisions to previous estimates .......................
Balance—December 31, 2014 ..............................

Proved developed reserves: 

December 31, 2011 ..........................................
December 31, 2012 ..........................................
December 31, 2013 ..........................................
December 31, 2014 ..........................................

Proved undeveloped reserves: 

December 31, 2011 ..........................................
December 31, 2012 ..........................................
December 31, 2013 ..........................................
December 31, 2014 ..........................................

260,144 
68,134 
(7,960)   
(23,139)   
4,106 
301,285 
88,293 
(36,992)   
14,543 
(27,035)   
7,327 
347,421 
146,122 

(1,642)   

169,586 
(33,485)   
15,627 
643,629 

180,975 
190,845 
198,204 
333,593 

79,169 
110,440 
149,217 
310,036 

37,609 
6,526 
(320)   
(2,766)   
(951)   

40,098 
9,830 
(4,777)   
1,311 
(2,821)   
1,228 
44,869 
12,947 
- 
- 

(3,283)   
151 
54,684 

22,109 
24,204 
23,721 
28,935 

15,500 
15,894 
21,148 
25,749 

284,975 
40,915 
(13,987)   
(25,827)   
(61,812)   
224,264 
63,893 
(12,411)   
7,751 
(26,917)   
20,934 
277,514 
94,452 
(2,925)   

156,140 
(30,218)   
(2,943)   

492,020 

211,297 
160,893 
183,129 
298,237 

73,678 
63,371 
94,385 
193,783 

345,249 
81,479 
(10,611) 
(30,209) 
(7,148) 
378,760 
108,772 
(43,838) 
17,146 
(34,342) 
12,044 
438,542 
174,811 
(2,130) 
195,609 
(41,804) 
15,288 
780,316 

238,300 
241,864 
252,446 
412,234 

106,949 
136,896 
186,096 
368,082 

Notable changes in proved reserves for the year ended December 31, 2014 included: 

• 

• 

• 

Extensions  and  discoveries.    In  2014,  total  extensions  and  discoveries  of  174.8  MMBOE  were  primarily  attributable  to 
successful drilling at the Redtail, Sanish, Hidden Bench, Missouri Breaks, Pronghorn, Tarpon and Cassandra fields.  Both the 
new  wells  drilled  in  these  areas  as  well  as  the  PUD  locations  added  as  a  result  of  drilling  increased  the  Company’s  proved 
reserves. 

Sales of minerals in place.  In 2014, total sales of minerals in place of 2.1 MMBOE were primarily attributable to the disposition 
of properties in the Big Tex prospect, further described in the Acquisitions and Divestitures footnote, as well as other property 
divestitures in the Lucky Ditch, Whiskey Springs and Bridger Lake fields, which decreased the Company’s proved reserves. 

Purchases of minerals in place.  In 2014, total purchases of minerals in place of 195.6 MMBOE were primarily attributable to 
the  Kodiak  Acquisition,  whereby  we  acquired  interests  in  778  producing  oil  and  gas  wells  and  undeveloped  acreage  in  the 
Williston  Basin,  further  described  in  the  Acquisitions  and  Divestitures  footnote,  which  increased  the  Company’s  proved 
reserves. 

103 

 
 
 
 
 
 
 
 
 
 
 
 
   
   
   
   
 
 
 
 
 
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
  
 
  
 
 
  
 
 
 
 
  
 
 
 
 
  
 
  
 
 
 
 
  
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
  
 
 
 
 
  
 
  
 
 
 
  
 
 
 
 
 
 
  
  
  
 
 
  
  
  
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
 
 
   
   
   
 
 
   
   
   
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
 
 
• 

Revisions to previous estimates.  In 2014, revisions to previous estimates increased proved developed and undeveloped reserves 
by a net amount of 15.3 MMBOE.  Included in these revisions were (i) 15.6 MMBOE of net upward adjustments attributable to 
reservoir  analysis  and  well  performance  and  (ii)  0.3  MMBOE  of  downward  adjustments  caused  by  lower  crude  oil  prices 
incorporated into the Company’s reserve estimates at December 31, 2014 as compared to December 31, 2013. 

Notable changes in proved reserves for the year ended December 31, 2013 included: 

• 

• 

• 

• 

Extensions  and  discoveries.    In  2013,  total  extensions  and  discoveries  of  108.8  MMBOE  were  primarily  attributable  to 
successful drilling in the Redtail, Sanish, Missouri Breaks, Hidden Bench and Pronghorn fields.  The new producing wells in 
these areas and their related proved undeveloped locations added during the year increased the Company’s proved reserves. 

Sales  of  minerals  in  place.    In  2013,  total  sales  of  minerals  in  place  of  43.8  MMBOE  were  primarily  attributable  to  the 
disposition  of  the  Postle  Properties,  further  described  in  the  Acquisitions  and  Divestitures  footnote,  which  decreased  the 
Company’s proved reserves. 

Purchases of minerals in place.  In 2013, total purchases of minerals in place of 17.1 MMBOE were primarily attributable to the 
acquisition  of  121  producing  oil  and  gas  wells  and  undeveloped  acreage  in  the  Williston  Basin,  further  described  in  the 
Acquisitions and Divestitures footnote, which increased the Company’s proved reserves. 

Revisions to previous estimates.  In 2013, revisions to previous estimates increased proved developed and undeveloped reserves 
by a net amount of 12.0 MMBOE.  Included in these revisions were (i) 4.9 MMBOE of upward adjustments caused by higher 
crude  oil  and  natural  gas  prices  incorporated  into  the  Company’s  reserve  estimates  at  December  31,  2013  as  compared  to 
December 31, 2012 and (ii) 7.1 MMBOE of net upward adjustments attributable to reservoir analysis and well performance. 

Notable changes in proved reserves for the year ended December 31, 2012 included: 

• 

• 

Extensions and discoveries.  In 2012, total extensions and discoveries of 81.5 MMBOE were primarily attributable to successful 
drilling in the Sanish, Redtail, Missouri Breaks and Pronghorn fields.  The new producing wells in these fields and their related 
proved undeveloped locations added during the year increased the Company’s proved reserves. 

Revisions to previous estimates.  In 2012, revisions to previous estimates decreased proved developed and undeveloped reserves 
by a net amount of 7.1 MMBOE.  Included in these revisions were (i) 11.8 MMBOE of downward adjustments caused by lower 
crude  oil  and  natural  gas  prices  incorporated  into  the  Company’s  reserve  estimates  at  December  31,  2012  as  compared  to 
December 31, 2011, and (ii) 4.7 MMBOE of net upward adjustments attributable to reservoir analysis and well performance. 

As  discussed  in  Deferred  Compensation  within  these  footnotes  to  the  consolidated  financial  statements,  the  Company  had  a 
Production  Participation  Plan  (the  “Plan”)  in  which  all  employees  participated.    On  June  11,  2014,  the  Board  of  Directors  of  the 
Company  terminated  the  Plan  effective  December  31,  2013.    The  reserve  disclosures  above  include  oil  and  natural  gas  reserve 
volumes that were allocated to the Plan prior to its termination.  Once allocated to Plan participants, the interests were fixed.  Interest 
allocations prior to 1995 consisted of 2%–3% overriding royalty interests.  Interest allocations after 1995 were 1.75%–5% of oil and 
gas sales less lease operating expenses and production taxes from the production allocated to the Plan. 

The standardized measure of discounted future net cash flows relating to proved oil and gas reserves and the changes in standardized 
measure  of  discounted  future  net  cash  flows  relating  to  proved  oil  and  natural  gas  reserves  were  prepared  in  accordance  with  the 
provisions of  FASB  ASC Topic 932, Extractive Activities—Oil and Gas.  Future cash  inflows as of December 31, 2014, 2013 and 
2012 were computed by applying average fiscal-year prices (calculated as the unweighted arithmetic average of the first-day-of-the-
month price for each month within the 12-month period ended December 31, 2014, 2013 and 2012, respectively) to estimated future 
production.  Future production and development costs are computed by estimating the expenditures to be incurred in developing and 
producing  the  proved  oil  and  natural  gas  reserves  at  year  end,  based  on  year-end  costs  and  assuming  the  continuation  of  existing 
economic conditions. 

Future income tax expenses are calculated by applying appropriate year-end tax rates to future pretax net cash flows relating to proved 
oil and natural gas reserves, less the tax basis of properties involved.  Future income tax expenses give effect to permanent differences, 
tax credits and loss carryforwards relating to the proved oil and natural gas reserves.  Future net cash flows are discounted at a rate of 
10% annually to derive the standardized measure of discounted future net cash flows.  This calculation does not necessarily result in 
an estimate of the fair value of the Company’s oil and gas properties. 

104 

 
 
 
 
 
The  standardized  measure  of  discounted  future  net  cash  flows  relating  to  proved  oil  and  natural  gas  reserves  is  as  follows  (in 
thousands): 

Future cash flows .............................................................................
Future production costs ....................................................................
Future development costs ................................................................
Future income tax expense ...............................................................
Future net cash flows .......................................................................
10% annual discount for estimated timing of cash flows .................
Standardized measure of discounted future net cash flows ..............

 $ 

 $ 

2014 
59,949,707   $ 
(20,772,234)  
(7,924,573)  
(8,579,237)  
22,673,663  
(11,830,243)  
10,843,420   $ 

December 31, 
2013 
35,178,399   $ 
(12,973,292)  
(5,355,383)  
(3,954,401)  
12,895,323  
(6,301,462)  
6,593,861   $ 

2012 
29,308,752 
(11,397,332) 
(3,181,618) 
(4,278,529) 
10,451,273 
(5,044,240) 
5,407,033 

Future cash flows as shown above are reported without consideration for the effects of open hedge contracts at each period end.  If the 
effects of hedging transactions were included in the computation, then undiscounted future cash inflows would have decreased by $7 
million in 2014, would not have changed in 2013 and would have decreased by $20 million in 2012. 

The  changes  in  the  standardized  measure  of  discounted  future  net  cash  flows  relating  to  proved oil  and  natural  gas  reserves  are  as 
follows (in thousands): 

Beginning of year .............................................................................
Sale of oil and gas produced, net of production costs ......................
Sales of minerals in place ................................................................
Net changes in prices and production costs .....................................
Extensions, discoveries and improved recoveries ............................
Previously estimated development costs incurred during the 
Changes in estimated future development costs ..............................
Purchases of minerals in place .........................................................
Revisions of previous quantity estimates .........................................
Net change in income taxes .............................................................
Accretion of discount .......................................................................
End of year .......................................................................................

  $ 

  $ 

2014 

6,593,861   $ 
(2,274,682)  
(48,532)  
81,522  
3,950,413  
1,149,926  
(3,382,849)  
4,420,417  
345,775  
(651,817)  
659,386  
10,843,420   $ 

December 31, 
2013 

5,407,033   $ 
(2,010,925)  
(1,064,195)  
902,916  
2,827,321  
832,096  
(1,264,189)  
445,669  
313,069  
(335,637)  
540,703  
6,593,861   $ 

2012 

5,272,492 
(1,589,665) 
(438,614) 
(1,061,495) 
3,708,780 
526,982 
(1,498,592) 
- 
(295,432) 
255,328 
527,249 
5,407,033 

Future net revenues included in the standardized measure of discounted future net cash flows relating to proved oil and natural gas 
reserves incorporate calculated weighted average sales prices (inclusive of adjustments for quality and location) in effect at December 
31, 2014, 2013 and 2012 as follows: 

Oil (per Bbl) .....................................................................................
NGLs (per Bbl) ................................................................................
Natural Gas (per Mcf) ......................................................................

  $ 
  $ 
  $ 

2014 
84.69 
46.59 
5.88 

2013 
90.80 
54.38 
4.30 

 $ 
 $ 
 $ 

2012 
87.15 
58.15 
3.21 

 $ 
 $ 
 $ 

105 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
  
 
 
  
  
 
 
  
  
 
 
  
  
 
 
  
  
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
  
 
 
 
 
 
17.         QUARTERLY FINANCIAL DATA (UNAUDITED) 

The following is a summary of the unaudited quarterly financial data for the years ended December 31, 2014 and 2013 (in thousands, 
except per share data): 

Three Months Ended 

March 31, 
2014 

June 30, 
2014 

  September 30, 

  December 31, 

2014 

2014 

Oil, NGL and natural gas sales ...............................
Operating profit (1) ...................................................
Net income (loss) ....................................................
Basic earnings (loss) per share ................................
Diluted earnings (loss) per share .............................

  $ 
  $ 
  $ 
  $ 
  $ 

721,250   $ 
311,169   $ 
109,051   $ 
0.92   $ 
0.91   $ 

825,760   $ 
370,033   $ 
151,426   $ 
1.27   $ 
1.26   $ 

805,054   $ 
326,215   $ 
157,961   $ 
1.33   $ 
1.32   $ 

672,553 
177,722 
(353,693) 
(2.69) 
(2.68) 

Three Months Ended 

March 31, 
2013 

June 30, 
2013 

  September 30, 

  December 31, 

2013 

2013 

Oil, NGL and natural gas sales ...............................
Operating profit (1) ...................................................
Net income (loss) ....................................................
Basic earnings (loss) per share ................................
Diluted earnings (loss) per share .............................
_____________________ 
(1)  Oil, NGL and natural gas sales less lease operating expense, production taxes and depreciation, depletion and amortization. 

605,114   $ 
252,806   $ 
86,244   $ 
0.73   $ 
0.72   $ 

651,868   $ 
269,528   $ 
134,944   $ 
1.14   $ 
1.14   $ 

706,543   $ 
316,764   $ 
204,091   $ 
1.72   $ 
1.71   $ 

  $ 
  $ 
  $ 
  $ 
  $ 

703,024 
280,311 
(59,276) 
(0.50) 
(0.50) 

****** 

106 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
   
 
   
 
   
 
 
 
 
 
 
 
 
 
 
 
  
  
  
  
  
 
   
 
   
 
   
 
   
 
 
 
 
 
 
 
 
 
 
 
  
  
  
  
  
 
 
 
 
 
 
Item 9.         Changes in and Disagreements with Accountants on Accounting and Financial Disclosure 

None. 

Item 9A.       Controls and Procedures 

Evaluation of disclosure controls and procedures.  In accordance with Rule 13a-15(b) of the Securities Exchange Act of 1934 (the 
“Exchange Act”), our management evaluated, with the participation of our Chairman, President and Chief Executive Officer and our 
Chief Financial Officer, the effectiveness of the design and operation of our disclosure controls and procedures (as defined in Rule 
13a-15(e)  under  the  Exchange  Act)  as  of  the  end  of  the  year  ended  December  31,  2014.    Based  upon  their  evaluation  of  these 
disclosures controls and procedures, the Chairman, President and Chief Executive Officer and the Chief Financial Officer concluded 
that  the  disclosure  controls  and  procedures  were  effective  as  of  the  end  of  the  year  ended  December  31,  2014  to  ensure  that 
information  required  to  be  disclosed  by  us  in  the  reports  that  we  file  or  submit  under  the  Exchange  Act  is  recorded,  processed, 
summarized and reported within the time periods specified in the rules and forms of the Securities and Exchange Commission, and to 
ensure that information required to be disclosed by  us in the reports we  file or submit  under the Exchange  Act  is accumulated and 
communicated to our management, including our principal executive and principal financial officers, as appropriate, to allow timely 
decisions regarding required disclosure. 

Management’s Annual Report on Internal Control over Financial Reporting.  The management of Whiting Petroleum Corporation 
and  subsidiaries  is  responsible  for  establishing  and  maintaining  adequate  internal  control  over  financial  reporting,  as  such  term  is 
defined in Rules 13a-15(f) and 15d-15(f) under the Securities Exchange Act of 1934.  Our internal control over financial reporting is 
designed to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for 
external purposes in accordance with generally accepted accounting principles. 

Because of the inherent limitations of internal control over financial reporting, misstatements may not be prevented or detected on a 
timely basis.  Also, projections of any evaluation of the effectiveness of the internal control over financial reporting to future periods 
are subject to the risk that the controls  may become inadequate because of changes in  conditions, or that the degree of compliance 
with the policies or procedures may deteriorate. 

Our management assessed the effectiveness of our internal control over financial reporting as of December 31, 2014 using the criteria 
set forth in Internal Control - Integrated Framework (2013) issued by the Committee of Sponsoring Organizations of the Treadway 
Commission.  Based on this assessment, our management believes that, as of December 31, 2014, our internal control over financial 
reporting  was  effective  based  on  those  criteria.    Our  assessment  of,  and  conclusion  on,  the  effectiveness  of  internal  control  over 
financial  reporting  did  not  include  the  internal  controls  of  the  entities  acquired  in  the  Kodiak  Acquisition  on  December  8,  2014.  
Kodiak’s consolidated total assets and total revenues represent approximately 32% of our consolidated total assets at December 31, 
2014 and 1% of our consolidated revenues for the year ended December 31, 2014.  We are in the process of integrating Kodiak’s and 
our internal control over financial reporting.  As a result of these integration activities, certain controls will be evaluated and may be 
changed.  We believe,  however, that  we  will be able to  maintain sufficient internal control over financial reporting throughout this 
integration process. 

The effectiveness of our internal control over  financial reporting as of  December 31, 2014  has been audited by Deloitte & Touche 
LLP, an independent registered public accounting firm, as stated in their report which is included herein on the following page. 

Changes  in  internal  control  over  financial  reporting.    There  was  no  change  in  our  internal  control  over  financial  reporting  that 
occurred  during  the  quarter  ended  December  31,  2014  that  has  materially  affected,  or  is  reasonably  likely  to  materially  affect,  our 
internal control over financial reporting. 

107 

 
 
 
REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM 

To the Board of Directors and Stockholders of 
Whiting Petroleum Corporation 
Denver, Colorado 

We have audited the internal control over financial reporting of Whiting Petroleum Corporation and subsidiaries (the "Company") as 
of December 31, 2014, based on criteria established in Internal Control — Integrated Framework (2013) issued by the Committee of 
Sponsoring  Organizations  of  the  Treadway  Commission.    As  described  in  Management’s  Annual  Report  on  Internal  Control  over 
Financial  Reporting,  management  excluded  from  its  assessment  the  internal  control  over  financial  reporting  of  Kodiak  Oil  &  Gas 
Corp.  (“Kodiak”),  which  was  acquired  on  December  8,  2014,  and  whose  financial  statements  constitute  32%  of  total  assets  as  of 
December 31, 2014 and 1% of total revenues of the consolidated financial statement amounts as of and for the year ended December 
31, 2014.  Accordingly, our audit did not include the internal control over financial reporting at Kodiak.  The Company's management 
is responsible for maintaining effective internal control over financial reporting and for its assessment of the effectiveness of internal 
control  over  financial  reporting,  included  in  the  accompanying  Management’s  Annual  Report  on  Internal  Control  over  Financial 
Reporting.  Our responsibility is to express an opinion on the Company's internal control over financial reporting based on our audit. 

We conducted our audit in accordance with the standards of the Public Company Accounting Oversight Board (United States).  Those 
standards  require  that  we  plan  and  perform  the  audit  to  obtain  reasonable  assurance  about  whether  effective  internal  control  over 
financial  reporting  was  maintained  in  all  material  respects.    Our  audit  included  obtaining  an  understanding  of  internal  control  over 
financial reporting, assessing the risk that a material weakness exists, testing and evaluating the design and operating effectiveness of 
internal control based on the assessed risk, and performing such other procedures as we considered necessary in the circumstances. 
We believe that our audit provides a reasonable basis for our opinion. 

A company's internal control over financial reporting is a process designed by, or under the supervision of, the company's principal 
executive and principal financial officers, or persons performing similar functions, and effected by the company's board of directors, 
management, and other personnel to provide reasonable assurance regarding the reliability of financial reporting and the preparation of 
financial statements for external purposes in accordance with generally accepted accounting principles. A company's internal control 
over financial reporting includes those policies and procedures that (1) pertain to the maintenance of records that, in reasonable detail, 
accurately  and  fairly  reflect  the  transactions  and  dispositions  of  the  assets  of  the  company;  (2)  provide  reasonable  assurance  that 
transactions are recorded as necessary to permit preparation of financial statements in accordance with generally accepted accounting 
principles, and that receipts and expenditures of the company are being made only in accordance with authorizations of management 
and  directors  of  the  company;  and  (3)  provide  reasonable  assurance  regarding  prevention  or  timely  detection  of  unauthorized 
acquisition, use, or disposition of the company's assets that could have a material effect on the financial statements. 

Because  of  the  inherent  limitations  of  internal  control  over  financial  reporting,  including  the  possibility  of  collusion  or  improper 
management override of controls, material  misstatements due to error or fraud may not  be prevented or detected on a timely basis.  
Also, projections of any evaluation of the effectiveness of the internal control over financial reporting to future periods are subject to 
the risk that the controls may become inadequate because of changes in conditions, or that the degree of compliance with the policies 
or procedures may deteriorate. 

In our opinion, the Company maintained, in all material respects, effective internal control over financial reporting as of December 31, 
2014, based on the criteria established in Internal Control — Integrated Framework (2013) issued by the Committee of Sponsoring 
Organizations of the Treadway Commission.  

We  have  also  audited,  in  accordance  with  the  standards  of  the  Public  Company  Accounting  Oversight  Board  (United  States),  the 
consolidated financial statements and financial statement schedule as of and for the year ended December 31, 2014 of the Company 
and  our  report  dated  February  27,  2015  expressed  an  unqualified  opinion  on  those  financial  statements  and  financial  statement 
schedule. 

/s/ DELOITTE & TOUCHE LLP 

Denver, Colorado  
February 27, 2015 

Item 9B.       Other Information 

None. 

108 

 
 
 
 
 
 
 
Item 10.       Directors, Executive Officers and Corporate Governance 

PART III 

The information included under the captions “Corporate Governance – Proposal 1 – Election of Directors,” “Corporate Governance – 
Board  Committee  Information  –  Audit  Committee”  and  “Share  Ownership  –  Section 16(a)  Beneficial  Ownership  Reporting 
Compliance”  in  our  definitive  Proxy  Statement  for  Whiting  Petroleum  Corporation’s  2015  Annual  Meeting  of  Stockholders  (the 
“Proxy Statement”) is incorporated herein by reference.  Information  with respect to our executive officers appears in Part I of this 
Annual Report on Form 10-K. 

We  have  adopted  the  Whiting  Petroleum  Corporation  Code  of  Business  Conduct  and  Ethics  that  applies  to  our  directors,  our 
Chairman,  President  and  Chief  Executive  Officer,  our  Chief  Financial  Officer,  our  Controller  and  Treasurer  and  other  persons 
performing similar functions.  We have posted a copy of the Whiting Petroleum Corporation Code of Business Conduct and Ethics on 
our website at www.whiting.com.  The Whiting Petroleum Corporation Code of Business Conduct and Ethics is also available in print 
to any stockholder who requests it in writing from the Corporate Secretary of Whiting Petroleum Corporation.  We intend to satisfy 
the  disclosure  requirements  under  Item 5.05  of  Form 8-K  regarding  amendments  to,  or  waivers  from,  the  Whiting  Petroleum 
Corporation Code of Business Conduct and Ethics by posting such information on our website at www.whiting.com. 

We are not including the information contained on our website as part of, or incorporating it by reference into, this report. 

Item 11.       Executive Compensation 

The information required by this Item is included under the captions “Corporate Governance – Director Compensation,” “Executive 
Compensation” (other than “Executive Compensation – Proposal 2 – Advisory Vote on the Compensation of Our Named Executive 
Officers”) in the Proxy Statement and is incorporated herein by reference. 

Item 12.       Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters 

The information required by  this Item  with respect to  security ownership of certain beneficial owners and  management is included 
under the captions “Share Ownership – Directors and Executive Officers” and “Share Ownership – Certain Beneficial Owners” in the 
Proxy  Statement  and  is  incorporated  herein  by  reference.    The  following  table  sets  forth  information  with  respect  to  compensation 
plans under which equity securities of Whiting Petroleum Corporation are authorized for issuance as of December 31, 2014. 

Equity Compensation Plan Information 

Plan Category 
Equity compensation plans approved by security 
holders (1) ......................................................

Equity compensation plans not approved by 

security holders .............................................
Total ..........................................................

  Number of securities to 
  be issued upon exercise 
of outstanding options, 
warrants and rights 

  Weighted-average 
exercise price of 
outstanding options, 
  warrants and rights 

  Number of securities remaining 
  available for future issuance under 
equity compensation plans 
(excluding securities reflected in 
the first column) 

968,393 

  $ 

- 
968,393 

  $ 

41.09 

N/A 
41.09 

5,048,433 (2) 

- 
5,048,433 (2) 

_____________________ 
(1)  Includes the Whiting Petroleum Corporation 2003 Equity Incentive Plan (the “2003 Plan”) and Whiting Petroleum Corporation 
2013  Equity  Incentive  Plan  (the  “2013  Plan”).    Upon  shareholder  approval  of  the  2013  Plan  in  May  2013,  the  2003  Plan  was 
terminated,  but  continues  to  govern  awards  that  were  outstanding  on  its  termination.    Any  shares  netted  or  forfeited  under  the 
2003 Plan will be available for future issuance under the 2013 Plan. 

(2)  Number of securities reduced by 968,393 stock options outstanding and 1,456,868 shares of restricted common stock previously 

issued for which the restrictions have not lapsed. 

Item 13.       Certain Relationships, Related Transactions and Director Independence 

The  information  required  by  this  Item  is  included  under  the  caption  “Corporate  Governance  –  Governance  Information  – 
Independence of Directors” and “Corporate Governance – Governance Information – Transactions with Related Persons” in the Proxy 
Statement and is incorporated herein by reference. 

109 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
  
 
 
 
 
   
 
 
Item 14.       Principal Accounting Fees and Services 

The information required by this Item is included under the caption “Audit Matters – Audit and Non-Audit Fees and Services” in the 
Proxy Statement and is incorporated herein by reference. 

Item 15.       Exhibits, Financial Statement Schedules 

PART IV 

(a) 

1.  Financial statements – Refer to the Index to Consolidated Financial Statements included in Item 8 of this Form 10-K for a 

list of all financial statements filed as part of this report. 

2.  Financial statement schedules – The following financial statement schedule is filed as part of this Annual Report on Form 

10-K: 

a.  Schedule I – Condensed Financial Information of Registrant 

All other schedules are omitted since the required information is not present, or is not present in amounts sufficient to 
require  submission  of  the  schedule,  or  because  the  information  required  is  included  in  the  consolidated  financial 
statements or the notes thereto. 

3.  Exhibits  –  The  exhibits  listed  in  the  accompanying  index  to  exhibits  are  filed  as  part  of  this  Annual  Report  on  Form 

10-K. 

(b) 

Exhibits 

The exhibits listed in the accompanying exhibit index are filed (except where otherwise indicated) as part of this report. 

(c) 

Financial statement schedules 

110 

 
  
 
 
 
 
 
 
 
 
 
 
 
 
  
 
SCHEDULE I - CONDENSED FINANCIAL INFORMATION OF REGISTRANT 

WHITING PETROLEUM CORPORATION 
CONDENSED FINANCIAL STATEMENTS OF THE PARENT COMPANY 

CONDENSED BALANCE SHEETS 
(in thousands) 

ASSETS 
Current assets .......................................................................................................................
Investment in subsidiaries ....................................................................................................
Intercompany receivable ......................................................................................................
Total assets ...................................................................................................................

  $ 

  $ 

LIABILITIES AND EQUITY 
Current liabilities .................................................................................................................
Long-term debt ....................................................................................................................
Other long-term liabilities ....................................................................................................
Shareholders’ equity ............................................................................................................
Total liabilities and equity ............................................................................................

  $ 

  $ 

December 31, 

2014 

2013 

3,859   $ 

5,464,763  
2,907,270  
8,375,892   $ 

27,738   $ 

2,653,180  
-  
5,694,974  
8,375,892   $ 

5,120 
2,707,184 
3,796,321 
6,508,625 

26,054 
2,653,834 
170 
3,828,567 
6,508,625 

CONDENSED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME 
(in thousands) 

2014 

Year Ended December 31, 
2013 

2012 

(1,010)   $ 
(1,864)  
66,100  
63,226  
1,581  
64,807   $ 
64,807   $ 

(1,131)   $ 
(2,922)  
361,732  
357,679  
8,376  
366,055   $ 
366,055   $ 

(16,506) 
(2,168) 
425,870 
407,196 
6,993 
414,189 
414,189 

OPERATING EXPENSES: 

General and administrative .......................................................
Interest expense ........................................................................
Equity in earnings of subsidiaries .............................................
INCOME BEFORE INCOME TAXES .......................................
Income tax benefit ....................................................................
NET INCOME ...............................................................................
COMPREHENSIVE INCOME ....................................................

  $ 

  $ 
  $ 

See notes to condensed financial statements. 

111 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
  
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
   
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
  
 
 
 
 
 
 
 
 
 
 
 
 
 
WHITING PETROLEUM CORPORATION 
CONDENSED FINANCIAL STATEMENTS OF THE PARENT COMPANY 

CONDENSED STATEMENTS OF CASH FLOWS 
(in thousands) 

Schedule I 

2014 

Year Ended December 31, 
2013 

2012 

CASH FLOWS PROVIDED BY OPERATING ACTIVITIES .......

  $ 

 -   $ 

 -   $ 

 16,423 

CASH FLOWS FROM INVESTING ACTIVITIES: 

Investment in subsidiaries ...............................................................

 -  

 -  

 - 

CASH FLOWS FROM FINANCING ACTIVITIES: 

Intercompany receivable  ................................................................
Issuance of 5% Senior Notes due 2019 ...........................................
Issuance of 5.75% Senior Notes due 2021 ......................................
Redemption of 7% Senior Subordinated Notes due 2014 ...............
Repayment of tax sharing liability ..................................................
Net cash used in financing activities........................................
NET CHANGE IN CASH AND CASH EQUIVALENTS ................
CASH AND CASH EQUIVALENTS: 

 26,373  
 -  
 -  
 -  
 (26,373)  
 -  
 -  

 (2,048,253)  
 1,100,000  
 1,204,000  
 (253,988)  
 (1,759)  
 -  
 -  

Beginning of period ........................................................................
End of period ..................................................................................

  $ 

 -  
 -   $ 

 -  
 -   $ 

NONCASH INVESTING AND FINANCING ACTIVITIES: 

Fair value of equity issued in the Kodiak Acquisition ....................
Distributions from Whiting USA Trust I ........................................
Preferred stock dividends paid ........................................................

  $ 
  $ 
  $ 

 2,696,094   $ 
 4,614   $ 
 -   $ 

 -   $ 
 4,749   $ 
 (538)   $ 

 (14,094) 
 - 
 - 
 - 
 (2,329) 
 (16,423) 
 - 

 - 
 - 

 - 
 5,827 
 (1,077) 

See notes to condensed financial statements. 

112 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
   
 
   
 
 
 
 
 
 
  
 
 
   
 
   
 
   
 
   
 
   
 
   
  
 
 
 
 
 
 
   
 
   
 
   
 
   
 
   
 
   
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
  
 
 
 
 
 
   
 
   
 
   
  
 
 
 
 
  
 
 
   
 
   
 
   
 
   
 
   
 
   
  
  
  
 
 
   
 
   
 
   
 
 
 
 
WHITING PETROLEUM CORPORATION 
NOTES TO CONDENSED FINANCIAL STATEMENTS OF THE PARENT COMPANY 

1.      BASIS OF PRESENTATION 

Condensed  Financial  Statements—The  condensed  financial  statements  of  Whiting  Petroleum  Corporation  (the  “Registrant”  or 
“Parent  Company”)  do  not  include  all  of  the  information  and  notes  normally  included  with  financial  statements  prepared  in 
accordance  with  GAAP.    These  condensed  financial  statements,  therefore,  should  be  read  in  conjunction  with  the  consolidated 
financial statements and notes thereto of the  Registrant, included elsewhere in this  Annual Report on Form 10-K.  For purposes of 
these  condensed  financial  statements,  the  Parent  Company’s  investments  in  wholly-owned  subsidiaries  are  accounted  for  under  the 
equity method. 

Restricted  Assets  of  Registrant—Except  for  limited  exceptions,  including  the  payment  of  interest  on  the  senior  notes  and  senior 
subordinated notes, Whiting Oil and Gas Corporation’s (“Whiting Oil and Gas”) credit agreement restricts the ability of Whiting Oil 
and Gas to  make any dividend payments, distributions or  other payments to the Parent  Company.   As of December  31, 2014, total 
restricted net assets were $6.9 billion.  Accordingly, these condensed financial statements have been prepared pursuant to Rule 5-04 of 
Regulation S-X of the Securities Exchange Act of 1934, as amended. 

2.      LONG-TERM DEBT AND OTHER LONG-TERM LIABILITIES 

The Parent Company’s long-term debt and other long-term liabilities consisted of the following at December 31, 2014 and 2013 (in 
thousands): 

December 31, 

2014 

2013 

Long-term debt: 

6.5% Senior Subordinated Notes due 2018 ..................................................................
5% Senior Notes due 2019 ............................................................................................
5.75% Senior Notes due 2021, including unamortized debt premium of $3,180 and 

  $ 

$3,834, respectively .................................................................................................
Other long-term liabilities ....................................................................................................
Total long-term debt and other long-term liabilities .....................................................

  $ 

350,000   $ 

1,100,000  

1,203,180  
-  

2,653,180   $ 

350,000 
1,100,000 

1,203,834 
170 
2,654,004 

Scheduled  maturities  of  the  Parent  Company’s  principal  amounts  of  long-term  debt  and  other  long-term  liabilities  (including  the 
current portions thereof) as of December 31, 2014 were as follows (in thousands): 

Amounts due ..

  $ 

-   $ 

-   $ 

-   $ 

2015 

2016 

2017 

2018 
350,000   $  1,100,000   $  1,200,000   $  2,650,000 

  Thereafter   

Total 

2019 

For further information on the Senior Subordinated Notes, Senior Notes and tax  sharing liability, refer to the  Long-Term Debt and 
Related Party Transactions notes to the consolidated financial statements of the Registrant. 

3.      SHAREHOLDERS’ EQUITY 

6.25% Convertible Perpetual Preferred Stock—In June 2009, the Parent Company completed a public offering of 6.25% convertible 
perpetual  preferred  stock  (“preferred  stock”),  selling  3,450,000  shares  at  a  price  of  $100.00  per  share.    As  a  result  of  voluntary 
conversions and the Parent Company exercising its right to mandatorily convert shares of preferred stock effective June 27, 2013, all 
172,129 remaining shares of preferred stock outstanding on March 31, 2013, were converted into 792,919 shares of common stock.  
As of December 31, 2014, no shares of preferred stock remained outstanding. 

For  further  information  on  the  convertible  perpetual  preferred  stock,  refer  to  the  Shareholders’  Equity  note  to  the  consolidated 
financial statements of the Registrant. 

****** 

113 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
   
 
   
 
   
 
   
 
   
 
   
 
 
 
 
 
 
  
 
  
 
Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the Registrant has duly caused this report 
to be signed on its behalf by the undersigned, thereunto duly authorized, on this 27th day of February, 2015. 

SIGNATURES 

  WHITING PETROLEUM CORPORATION 

By    /s/ James J. Volker 

James J. Volker 
Chairman, President and Chief Executive Officer 

Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed below by the following persons on 
behalf of the Registrant and in the capacities and on the dates indicated. 

Signature 

/s/ James J. Volker 
James J. Volker 

/s/ Michael J. Stevens 
Michael J. Stevens 

/s/ Brent P. Jensen 
Brent P. Jensen 

/s/ Thomas L. Aller 
Thomas L. Aller 

/s/ D. Sherwin Artus 
D. Sherwin Artus 

/s/ James E. Catlin 
James E. Catlin 

/s/ Philip E. Doty 
Philip E. Doty 

/s/ William N. Hahne 
William N. Hahne 

/s/ Allan R. Larson 
Allan R. Larson 

/s/ Lynn A. Peterson 
Lynn A. Peterson 

/s/ Michael B. Walen 
Michael B. Walen 

Date 

February 27, 2015 

February 27, 2015 

February 27, 2015 

February 27, 2015 

February 27, 2015 

February 27, 2015 

February 27, 2015 

February 27, 2015 

February 27, 2015 

February 27, 2015 

February 27, 2015 

Title 

Chairman, President and Chief  
Executive Officer and Director  
(Principal Executive Officer) 

Vice President and  
Chief Financial Officer  
(Principal Financial Officer) 

Controller and Treasurer  
(Principal Accounting Officer) 

Director 

Director 

Director 

Director 

Director 

Director 

Director 

Director 

114 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Exhibit 
Number 
(2.1)^ 

(3.1) 

(3.2) 

(4.1) 

(4.2)^ 

(4.3) 

(4.4) 

(4.5) 

(4.6) 

(4.7) 

(4.8) 

(4.9) 

(4.10) 

(4.11) 

EXHIBIT INDEX 

Exhibit Description 
Arrangement Agreement, dated as of July 13, 2014, by and among Whiting Petroleum Corporation, 1007695 B.C. 
Ltd.  and  Kodiak  Oil  &  Gas  Corp.  [Incorporated  by  reference  to  Exhibit  2.1  to  Whiting  Petroleum  Corporation’s 
Current Report on Form 8-K filed on July 14, 2014 (File No. 001-31899)]. 
Restated Certificate of Incorporation of Whiting Petroleum Corporation [Incorporated by reference to Exhibit 3.2 to 
Whiting Petroleum Corporation’s Current Report on Form 8-K filed on July 1, 2013 (File No. 001-31899)]. 
Amended and Restated By-laws of Whiting Petroleum Corporation, effective February 20, 2014 [Incorporated by 
reference  to  Exhibit  3.1  to  Whiting  Petroleum  Corporation’s  Current  Report  on  Form  8-K  filed  on  February  20, 
2014 (File No. 001-31899)]. 
Sixth  Amended  and  Restated  Credit  Agreement,  dated  as  of  August  27,  2014,  among  Whiting  Petroleum 
Corporation,  Whiting  Oil  and  Gas  Corporation,  the  lenders  party  thereto,  JPMorgan  Chase  Bank,  N.A.,  as 
Administrative  Agent,  and  the  various  other  agents  party  thereto  [Incorporated  by  reference  to  Exhibit  4.1  to 
Whiting Petroleum Corporation’s Current Report on Form 8-K filed on August 28, 2014 (File No. 001-31899)]. 
Amended  and  Restated  Guaranty  and  Collateral  Agreement,  dated  as  of  December  8,  2014,  among  Whiting 
Petroleum Corporation, Whiting Oil and Gas Corporation, Kodiak Oil & Gas Corp., Kodiak Oil & Gas (USA) Inc., 
Kodiak Williston,  LLC and JPMorgan Chase Bank, N.A.,  as  Administrative  Agent [Incorporated by reference to 
Exhibit 4.16 to Whiting Petroleum Corporation’s Current Report on Form 8-K filed on December 8, 2014 (File No. 
001-31899)]. 
Maximum  Credit  Amount  Increase  Agreement,  dated  as  of  December  19,  2014,  among  Whiting  Petroleum 
Corporation,  Whiting  Oil  and  Gas  Corporation,  the  lenders  party  thereto,  and  JPMorgan  Chase  Bank,  N.A.,  as 
Administrative Agent [Incorporated by reference to Exhibit 4.1 to Whiting Petroleum Corporation’s Current Report 
on Form 8-K filed on December 22, 2014 (File No. 001-31899)]. 
Subordinated Indenture, dated as of April 19, 2005, by and among Whiting Petroleum Corporation, Whiting Oil and 
Gas  Corporation,  Whiting  Programs,  Inc.,  Equity  Oil  Company  (succeeded  to  Whiting  Oil  and  Gas  Corporation) 
and  The  Bank  of  New  York  Mellon  Trust  Company,  N.A.,  as  successor  trustee  [Incorporated  by  reference  to 
Exhibit 4.1 to Whiting Petroleum Corporation’s Current Report on Form 8-K filed on September 24, 2010 (File No. 
001-31899)]. 
Second  Supplemental  Indenture,  dated  September  24,  2010,  among  Whiting  Petroleum  Corporation,  Whiting  Oil 
and  Gas  Corporation  and  The  Bank  of  New  York  Mellon  Trust  Company,  N.A.,  as  Trustee,  creating  the  6.5% 
Senior Subordinated Notes due 2018 [Incorporated by reference to Exhibit 4.2 to Whiting Petroleum Corporation’s 
Current Report on Form 8-K filed on September 24, 2010 (File No. 001-31899)]. 
Supplemental Indenture and Amendment – Subsidiary Guarantee, dated as of December 11, 2014, among Whiting 
Petroleum Corporation, Whiting  Canadian Holding  Company ULC, Whiting Resources  Corporation, Whiting US 
Holding Company and The Bank of New York Mellon Trust Company, N.A., as trustee, relating to the 6.5% Senior 
Subordinated  Notes  Due  2018  [Incorporated  by  reference  to  Exhibit  4.1  to  Whiting  Petroleum  Corporation’s 
Current Report on Form 8-K filed on December 12, 2014 (File No. 001-31899)]. 
Indenture,  dated  September 12,  2013,  among  Whiting  Petroleum  Corporation,  Whiting  Oil  and  Gas  Corporation 
and The Bank of New York Mellon Trust Company, N.A., as Trustee [Incorporated by reference to Exhibit 4.1 to 
Whiting Petroleum Corporation’s Current Report on Form 8-K filed on September 12, 2013 (File No. 001-31899)]. 
First Supplemental Indenture, dated September 12, 2013, among Whiting Petroleum Corporation, Whiting Oil and 
Gas Corporation and The Bank of New York Mellon Trust Company, N.A., as Trustee, creating the 5.0% Senior 
Notes due 2019 [Incorporated by reference to Exhibit 4.2 to Whiting Petroleum Corporation’s Current Report on 
Form 8-K filed on September 12, 2013 (File No. 001-31899)]. 
Supplemental Indenture and Amendment – Subsidiary Guarantee, dated as of December 11, 2014, among Whiting 
Petroleum Corporation, Whiting  Canadian Holding  Company ULC, Whiting Resources  Corporation, Whiting US 
Holding Company and The Bank of New York Mellon Trust Company, N.A., as trustee, relating to the 5.0% Senior 
Notes Due 2019 [Incorporated by reference to Exhibit 4.2 to Whiting Petroleum Corporation’s Current Report on 
Form 8-K filed on December 12, 2014 (File No. 001-31899)]. 
Second  Supplemental  Indenture,  dated  September  12,  2013,  among  Whiting  Petroleum  Corporation,  Whiting  Oil 
and  Gas  Corporation  and  The  Bank  of  New  York  Mellon  Trust  Company,  N.A.,  as  Trustee,  creating  the  5.75% 
Senior  Notes  due  2021  [Incorporated  by  reference  to  Exhibit  4.3  to  Whiting  Petroleum  Corporation’s  Current 
Report on Form 8-K filed on September 12, 2013 (File No. 001-31899)]. 
Supplemental Indenture and Amendment – Subsidiary Guarantee, dated as of December 11, 2014, among Whiting 
Petroleum Corporation, Whiting  Canadian Holding  Company ULC, Whiting Resources  Corporation, Whiting US 
Holding  Company  and  The  Bank  of  New  York  Mellon  Trust  Company,  N.A.,  as  trustee,  relating  to  the  5.75% 
Senior  Notes  Due  2021  [Incorporated  by  reference  to  Exhibit  4.3  to  Whiting  Petroleum  Corporation’s  Current 
Report on Form 8-K filed on December 12, 2014 (File No. 001-31899)]. 

115 

 
 
 
 
 
 
 
 
 
Exhibit 
Number 
(4.12)^ 

(4.13)^ 

(4.14)^ 

(4.15)^ 

(4.16)^ 

(4.17)^ 

(4.18)^ 

(4.19)^ 

(4.20)^ 

(4.21)^ 

(4.22)^ 

Exhibit Description 
Indenture, dated November 23, 2011, among Kodiak Oil & Gas Corp., Kodiak Oil & Gas (USA) Inc., U.S. Bank 
National  Association  and  Computershare  Trust  Company  of  Canada,  relating  to  the  Kodiak  Oil  &  Gas  Corp. 
8.125%  Senior  Notes  Due  2019  [Incorporated  by  reference  to  Exhibit  4.2  to  Kodiak  Oil  &  Gas  Corp.’s  Current 
Report on Form 8-K filed on November 23, 2011 (File No. 001-32920)]. 
Supplemental Indenture, dated as of July 30, 2013, among Kodiak Oil & Gas Corp., Kodiak Williston, LLC, KOG 
Finance,  LLC,  U.S.  Bank  National  Association  and  Computershare  Trust  Company  of  Canada,  to  the  Indenture, 
dated  as  of  November  23,  2011,  among  Kodiak  Oil  &  Gas  Corp.,  Kodiak  Oil  &  Gas  (USA)  Inc.,  U.S.  Bank 
National  Association  and  Computershare  Trust  Company  of  Canada,  relating  to  the  Kodiak  Oil  &  Gas  Corp. 
8.125% Senior Notes Due 2019 [Incorporated by reference to Exhibit 4.1 to Kodiak Oil & Gas Corp.’s Quarterly 
Report on Form 10-Q for the Quarter Ended June 30, 2013 (File No. 001-32920)]. 
Supplemental Indenture, dated as of October 3, 2014, among Kodiak Oil & Gas Corp., KOG Oil & Gas ULC, U.S. 
Bank National Association and Computershare Trust Company of Canada, to the Indenture, dated as of November 
23, 2011, as supplemented, among Kodiak Oil &  Gas  Corp., Kodiak Oil & Gas (USA) Inc., U.S. Bank National 
Association and Computershare Trust Company of Canada, relating to the Kodiak Oil & Gas Corp. 8.125% Senior 
Notes Due 2019 [Incorporated by reference to Exhibit 4.1 to Kodiak Oil & Gas Corp.’s Current Report on Form 8-
K filed on October 6, 2014 (File No. 001-32920)]. 
First Supplemental Indenture, dated October 17, 2014, among Kodiak Oil & Gas Corp., Kodiak Oil & Gas (USA) 
Inc.,  KOG  Finance,  LLC,  Kodiak  Williston,  LLC,  KOG  Oil  &  Gas  ULC,  U.S.  Bank  National  Association,  as 
trustee,  Computershare  Trust  Company  of  Canada,  as  Canadian  trustee,  and  Whiting  Petroleum  Corporation, 
relating to the Kodiak Oil & Gas Corp. 8.125% Senior Notes Due 2019 [Incorporated by reference to Exhibit 4.1 to 
Whiting Petroleum Corporation’s Current Report on Form 8-K filed on October 20, 2014 (File No. 001-31899)]. 
Second Supplemental Indenture, dated as of December 4, 2014, among Kodiak Oil & Gas Corp., Kodiak Oil & Gas 
(USA) Inc., Kodiak Williston, LLC, Whiting Oil and Gas Corporation, Whiting US Holding Company, U.S. Bank 
National Association, as trustee, and Computershare Trust Company of Canada, as Canadian Trustee, relating to the 
8.125%  Senior  Notes  Due  2019  [Incorporated  by  reference  to  Exhibit  4.12  to  Whiting  Petroleum  Corporation’s 
Current Report on Form 8-K filed on December 8, 2014 (File No. 001-31899)]. 
Indenture,  dated  January  15,  2013,  among  Kodiak  Oil  &  Gas  Corp.,  Kodiak  Oil  &  Gas  (USA)  Inc.,  U.S.  Bank, 
National Association, as trustee, and Computershare Trust Company of Canada, as the Canadian trustee, relating to 
the Kodiak Oil & Gas Corp. 5.5% Senior Notes Due 2021 [Incorporated by reference to Exhibit 4.2 to Kodiak Oil 
& Gas Corp.’s Current Report on Form 8-K filed on January 15, 2013 (File No. 001-32920)]. 
Supplemental Indenture, dated as of July 30, 2013, among Kodiak Oil & Gas Corp., Kodiak Williston, LLC, KOG 
Finance,  LLC,  U.S.  Bank  National  Association  and  Computershare  Trust  Company  of  Canada,  to  the  Indenture, 
dated as of January 15, 2013, among Kodiak Oil & Gas Corp., Kodiak Oil & Gas (USA) Inc., U.S. Bank National 
Association and  Computershare Trust Company of Canada, relating to the Kodiak Oil  & Gas Corp. 5.5% Senior 
Notes Due 2021 [Incorporated by reference to Exhibit 4.2 to Kodiak Oil & Gas Corp.’s Quarterly Report on Form 
10-Q for the Quarter Ended June 30, 2013 (File No. 001-32920)]. 
Supplemental Indenture, dated as of October 3, 2014, among Kodiak Oil & Gas Corp., KOG Oil & Gas ULC, U.S. 
Bank National Association and Computershare Trust Company of Canada, to the Indenture, dated as of January 15, 
2013,  as  supplemented,  among  Kodiak  Oil  &  Gas  Corp.,  Kodiak  Oil  &  Gas  (USA)  Inc.,  U.S.  Bank  National 
Association and  Computershare Trust Company of Canada, relating to the Kodiak Oil  & Gas Corp. 5.5% Senior 
Notes Due 2021 [Incorporated by reference to Exhibit 4.2 to Kodiak Oil & Gas Corp.’s Current Report on Form 8-
K filed on October 6, 2014 (File No. 001-32920)]. 
First Supplemental Indenture, dated October 17, 2014, among Kodiak Oil & Gas Corp., Kodiak Oil & Gas (USA) 
Inc.,  KOG  Finance,  LLC,  Kodiak  Williston,  LLC,  KOG  Oil  &  Gas  ULC,  U.S.  Bank  National  Association,  as 
trustee, and Computershare Trust  Company  of  Canada, as Canadian trustee, and Whiting Petroleum  Corporation, 
relating to the Kodiak Oil & Gas Corp. 5.5% Senior Notes Due 2021 [Incorporated by reference to Exhibit 4.2 to 
Whiting Petroleum Corporation’s Current Report on Form 8-K filed on October 20, 2014 (File No. 001-31899)]. 
Second Supplemental Indenture, dated as of December 4, 2014, among Kodiak Oil & Gas Corp., Kodiak Oil & Gas 
(USA) Inc., Kodiak Williston, LLC, Whiting Oil and Gas Corporation, Whiting US Holding Company, U.S. Bank 
National  Association,  as  trustee,  Computershare  Trust  Company  of  Canada,  as  Canadian  Trustee,  relating  to  the 
5.5%  Senior  Notes  Due  2021  [Incorporated  by  reference  to  Exhibit  4.13  to  Whiting  Petroleum  Corporation’s 
Current Report on Form 8-K filed on December 8, 2014 (File No. 001-31899)]. 
Indenture,  dated  July  26,  2013,  among  Kodiak  Oil  &  Gas  Corp.,  Kodiak  Oil  &  Gas  (USA)  Inc.,  KOG  Finance, 
LLC, Kodiak Williston,  LLC, U.S. Bank National  Association, as trustee, and  Computershare Trust Company of 
Canada, as Canadian trustee, relating to the Kodiak Oil & Gas Corp. 5.5% Senior Notes Due 2022 [Incorporated by 
reference to Exhibit 4.2 to Kodiak Oil & Gas Corp.’s Current Report on Form 8-K filed on July 26, 2013 (File No. 
001-32920)]. 

116 

 
 
 
 
Exhibit 
Number 
(4.23)^ 

(4.24)^ 

(4.25)^ 

(4.26) 

(10.1)* 

(10.2)* 

(10.3)* 

(10.4)* 

(10.5)* 

(10.6)* 
(10.7)* 

(10.8)* 

(10.9)* 

(10.10)* 

(10.11)* 

(10.12)* 

(10.13)* 

Exhibit Description 
Supplemental Indenture, dated as of October 3, 2014, among Kodiak Oil & Gas Corp., KOG Oil & Gas ULC, U.S. 
Bank  National  Association  and  Computershare  Trust  Company  of  Canada,  to  the  Indenture,  dated  as  of  July  26, 
2013,  among  Kodiak  Oil  &  Gas  Corp.,  Kodiak  Oil  &  Gas  (USA)  Inc.,  U.S.  Bank  National  Association  and 
Computershare Trust  Company of Canada, relating to the  Kodiak  Oil  & Gas  Corp. 5.5% Senior Notes Due 2022 
[Incorporated  by  reference  to  Exhibit  4.3  to  Kodiak  Oil  &  Gas  Corp.’s  Current  Report  on  Form  8-K  filed  on 
October 6, 2014 (File No. 001-32920)]. 
First Supplemental Indenture, dated October 17, 2014, among Kodiak Oil & Gas Corp., Kodiak Oil & Gas (USA) 
Inc.,  KOG  Finance,  LLC,  Kodiak  Williston,  LLC,  KOG  Oil  &  Gas  ULC,  U.S.  Bank  National  Association,  as 
trustee,  Computershare  Trust  Company  of  Canada,  as  Canadian  trustee,  and  Whiting  Petroleum  Corporation, 
relating to the Kodiak Oil & Gas Corp. 5.5% Senior Notes Due 2022 [Incorporated by reference to Exhibit 4.3 to 
Whiting Petroleum Corporation’s Current Report on Form 8-K filed on October 20, 2014 (File No. 001-31899)]. 
Second Supplemental Indenture, dated as of December 4, 2014, among Kodiak Oil & Gas Corp., Kodiak Oil & Gas 
(USA) Inc., Kodiak Williston, LLC, Whiting Oil and Gas Corporation, Whiting US Holding Company, U.S. Bank 
National Association, as trustee, and Computershare Trust Company of Canada, as Canadian Trustee, relating to the 
5.5%  Senior  Notes  Due  2022  [Incorporated  by  reference  to  Exhibit  4.14  to  Whiting  Petroleum  Corporation’s 
Current Report on Form 8-K filed on December 8, 2014 (File No. 001-31899)]. 
Rights  Agreement,  dated  as  of  February  23,  2006,  between  Whiting  Petroleum  Corporation  and  Computershare 
Trust Company, Inc. [Incorporated by reference to Exhibit 4.1 to Whiting Petroleum Corporation’s Current Report 
on Form 8-K filed on February 24, 2006 (File No. 001-31899)]. 
Whiting Petroleum Corporation 2003 Equity Incentive Plan, as amended through October 23, 2007 [Incorporated by 
reference  to  Exhibit  10.2  to  Whiting  Petroleum  Corporation’s  Current  Report  on  Form  8-K  filed  on  October  29, 
2007 (File No. 001-31899)]. 
Whiting  Petroleum  Corporation  2013  Equity  Incentive  Plan  [Incorporated  by  reference  to  Annex  A  to  Whiting 
Petroleum  Corporation’s  definitive  proxy  statement  filed  with  the  Securities  and  Exchange  Commission  on 
Schedule 14A on March 25, 2013 (File No. 001-31899)]. 
Form of Restricted Stock Agreement pursuant to the Whiting Petroleum Corporation 2003 Equity Incentive Plan for 
time-based  vesting  awards  on  and  after  October  23,  2007  [Incorporated  by  reference  to  Exhibit  10.4  to  Whiting 
Petroleum Corporation’s Current Report on Form 8-K filed on October 29, 2007 (File No. 001-31899)]. 
Form of Restricted Stock Agreement pursuant to the Whiting Petroleum Corporation 2003 Equity Incentive Plan for 
awards to executive officers on and after February 23, 2008 [Incorporated by reference to Exhibit 10.1 to Whiting 
Petroleum  Corporation’s  Quarterly  Report  on  Form  10-Q  for  the  quarter  ended  March  31,  2008  (File  No. 
001-31899)]. 
Whiting  Petroleum  Corporation  Production  Participation  Plan,  as  amended  and  restated  February  4,  2008 
[Incorporated by reference to Exhibit 10.6 to Whiting Petroleum Corporation’s Annual Report on Form 10-K for the 
year ended December 31, 2007 (File No. 001-31899)]. 
Summary of Non-Employee Director Compensation for Whiting Petroleum Corporation. 
Production  Participation  Plan  Credit  Service  Agreement,  dated  February  23,  2007,  between  Whiting  Petroleum 
Corporation  and  James  J.  Volker  [Incorporated  by  reference  to  Exhibit  10.7  to  Whiting  Petroleum  Corporation’s 
Annual Report on Form 10-K for the year ended December 31, 2006 (File No. 001-31899)]. 
Form of Indemnification Agreement for directors and officers of Whiting Petroleum Corporation [Incorporated by 
reference  to  Exhibit  10.10  to  Whiting  Petroleum  Corporation’s  Quarterly  Report  on  Form  10-Q  for  the  quarter 
ended September 30, 2008 (File No. 001-31899)]. 
Form  of  Executive  Employment  and  Severance  Agreement  for  executive  officers  of  Whiting  Petroleum 
Corporation  [Incorporated  by  reference  to  Exhibit  10.1  to  Whiting  Petroleum  Corporation’s  Current  Report  on 
Form 8-K filed on January 5, 2015 (File No. 001-31899)]. 
Form  of  Stock  Option  Agreement  pursuant  to  the  Whiting  Petroleum  Corporation  2003  Equity  Incentive  Plan 
[Incorporated by reference to Exhibit 10.14 to Whiting Petroleum Corporation’s Annual Report on Form 10-K for 
the year ended December 31, 2008 (File No. 001-31899)]. 
Form of Restricted Stock Agreement pursuant to the Whiting Petroleum Corporation 2013 Equity Incentive Plan for 
performance  vesting  awards  [Incorporated  by  reference  to  Exhibit  10.14  to  Whiting  Petroleum  Corporation’s 
Annual Report on Form 10-K for the year ended December 31, 2013 (File No. 001-31899)]. 
Form of Restricted Stock Agreement pursuant to the Whiting Petroleum Corporation 2013 Equity Incentive Plan for 
time-based vesting awards [Incorporated by reference to Exhibit 10.15 to Whiting Petroleum Corporation’s Annual 
Report on Form 10-K for the year ended December 31, 2013 (File No. 001-31899)]. 
Form of Stock Option pursuant to the Whiting Petroleum Corporation 2013 Equity Incentive Plan [Incorporated by 
reference  to  Exhibit  10.16  to  Whiting  Petroleum  Corporation’s  Annual  Report  on  Form  10-K  for  the  year  ended 
December 31, 2013 (File No. 001-31899)]. 

117 

 
 
 
Exhibit 
Number 
(10.14)* 

(21) 
(23.1) 
(23.2) 
(31.1) 

(31.2) 
(32.1) 
(32.2) 
(99.1) 

(99.2) 

(101) 

Exhibit Description 
Form  of  Performance  Share  Award  Agreement  pursuant  to  the  Whiting  Petroleum  Corporation  2013  Equity 
Incentive  Plan  [Incorporated by  reference  to  Exhibit  10.2  to  Whiting  Petroleum  Corporation’s  Current  Report  on 
Form 8-K filed on January 5, 2015 (File No. 001-31899)]. 
Subsidiaries of Whiting Petroleum Corporation. 
Consent of Deloitte & Touche LLP. 
Consent of Cawley, Gillespie & Associates, Inc., Independent Petroleum Engineers. 
Certification by the Chairman, President and Chief Executive Officer pursuant to Section 302 of the Sarbanes-Oxley 
Act. 
Certification by the Vice President and Chief Financial Officer pursuant to Section 302 of the Sarbanes-Oxley Act. 
Written Statement of the Chairman, President and Chief Executive Officer pursuant to 18 U.S.C. Section 1350. 
Written Statement of the Vice President and Chief Financial Officer pursuant to 18 U.S.C. Section 1350. 
Proxy Statement for the 2015 Annual Meeting of Stockholders, to be filed within 120 days of December 31, 2014 
[To be filed with the Securities and Exchange Commission under Regulation 14A within 120 days after December 
31,  2014;  except  to  the  extent  specifically  incorporated  by  reference,  the  Proxy  Statement  for  the  2015  Annual 
Meeting of Stockholders shall not be deemed to be filed with the Securities and Exchange Commission as part of 
this Annual Report on Form 10-K]. 
Report of Cawley, Gillespie & Associates, Inc., Independent Petroleum Engineers relating to Total Proved Reserves 
and Report of Cawley, Gillespie & Associates, Inc. relating to Probable and Possible Reserves, each dated January 
6, 2015. 
The following  materials  from Whiting Petroleum Corporation’s  Annual  Report on  Form 10-K  for the  year ended 
December  31,  2014  are  filed  herewith,  formatted  in  XBRL  (Extensible  Business  Reporting  Language):  (i)  the 
Consolidated Balance Sheets as of December 31, 2014 and 2013, (ii) the Consolidated Statements of Income for the 
Years Ended December 31, 2014, 2013 and 2012, (iii) the Consolidated Statements of Comprehensive Income for 
the Years Ended December 31, 2014, 2013 and 2012, (iv) the Consolidated Statements of Cash Flows for the Years 
Ended  December  31,  2014,  2013  and  2012,  (v)  the  Consolidated  Statements  of  Equity  for  the  Years  Ended 
December 31, 2014, 2013 and 2012 and (vi) Notes to Consolidated Financial Statements. 

_____________________ 
* 
^ 

A management contract or compensatory plan or arrangement. 
Kodiak Oil & Gas Corp. is now known as Whiting Canadian Holding Company ULC; Kodiak Oil & Gas (USA) Inc. is now 
known  as  Whiting  Resources  Corporation;  Kodiak  Williston,  LLC  has  merged  with  Whiting  Resources  Corporation;  KOG 
Finance, LLC has been dissolved; and KOG Oil & Gas ULC has been liquidated.  

118 

 
 
 
 
Director Compensation 

Effective June 1, 2015, non-employee director compensation is as follows: 

Exhibit 10.6 

Annual retainer .........................................................
Restricted stock (value), one year vesting .................
Committee chair annual retainer ...............................
Committee chair restricted stock (value) ..................
Committee member annual retainer ..........................
Meeting fee ...............................................................

  $ 

Committee Service 

  $ 

Board 
Service 

58,500 
175,000 
- 
- 
- 
1,500 

  $ 

Audit 

- 
- 
25,000 
25,000 
10,000 
1,500 

  Compensation 
- 
  $ 
- 
15,000 
15,000 
5,000 
1,500 

Nominating  
and 
Governance 

- 
- 
15,000 
15,000 
5,000 
1,500 

 
 
   
 
   
 
     
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
   
 
 
 
 
 
 
 
     
 
 
 
 
 
 
     
 
 
 
 
 
 
     
 
 
 
 
 
 
     
 
 
 
 
 
 
 
 
 
 
 
SUBSIDIARIES OF WHITING PETROLEUM CORPORATION 

Name 
Whiting Oil and Gas Corporation  
Whiting US Holding Company 
Whiting Canadian Holding Company ULC 
Whiting Resources Corporation 

Jurisdiction of Incorporation or 
Organization 
Delaware 
Delaware 
British Columbia 
Colorado 

Percent Ownership 
100% 
100% 
100% 
100% 

Exhibit 21 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM 

We consent to the incorporation by reference in Registration Statement Nos. 333-111056, 333-190197 and 333-200793 on Form S-8, 
Registration Statement No. 333-121614 on Form S-4, and Registration Statement No. 333-183729 on Form S-3 of our reports dated 
February 27, 2015, relating to the financial statements and financial  statement schedule  of Whiting Petroleum Corporation, and the 
effectiveness of Whiting Petroleum Corporation’s internal control over financial reporting, appearing in this Annual Report on Form 
10-K of Whiting Petroleum Corporation for the year ended December 31, 2014. 

      Exhibit 23.1 

/s/ DELOITTE & TOUCHE LLP 

Denver, Colorado 
February 27, 2015 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
1 3 6 4 0   B R I A R W I C K   D R I V E ,   S U I T E   1 0 0  
A U S T I N ,   T E X A S   7 8 7 2 9 - 1 7 0 7  
5 1 2 - 2 4 9 - 7 0 0 0  

Cawley, Gillespie & Associates, Inc. 
PETROLEUM CONSULTANTS 
3 0 6   W E S T   S E V E N T H   S T R E E T ,   S U I T E   3 0 2  
F O R T   W O R T H ,   T E X A S   7 6 1 0 2 - 4 9 8 7  
8 1 7 - 3 3 6 - 2 4 6 1  
w w w . c g a u s . c o m  

1 0 0 0   L O U I S I A N A   S T R E E T ,   S U I T E   6 2 5  
H O U S T O N ,   T E X A S   7 7 0 0 2 - 5 0 0 8  
7 1 3 - 6 5 1 - 9 9 4 4  

Exhibit 23.2 

CONSENT OF INDEPENDENT PETROLEUM ENGINEERS 
The undersigned hereby consents to the references to our firm in the form and context in which they appear in the Annual Report on 
Form  10-K  of  Whiting  Petroleum  Corporation  for  the  year  ended  December  31,  2014.    We  hereby  further  consent  to  the  use  of 
information contained in our reports setting forth the estimates of revenues from Whiting Petroleum Corporation’s oil and gas reserves 
as of December 31, 2014, 2013 and 2012 and to the inclusion of our reports dated January 6, 2015 as an exhibit to the Annual Report 
on Form 10-K of Whiting Petroleum Corporation for the year ended December 31, 2014.  We further consent to the incorporation by 
reference  thereof  into  Whiting  Petroleum  Corporation’s  Registration  Statements  on  Form  S-8  (Registration  Nos.  333-111056,  333-
190197 and 333-200793), Form S-4 (Registration No. 333-121614) and Form S-3 (Registration No. 333-183729). 

Sincerely, 

/s/ Cawley, Gillespie & Associates, Inc. 
Cawley, Gillespie & Associates, Inc. 
Texas Registered Engineering Firm F-693 

February 27, 2015 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
       Exhibit 31.1 

I, James J. Volker, certify that: 

CERTIFICATIONS 

1. 

2. 

3. 

4. 

I have reviewed this Annual Report on Form 10-K of Whiting Petroleum Corporation; 

Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact 
necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading 
with respect to the period covered by this report; 

Based on my knowledge, the financial statements and other financial information included in this report, fairly present in all 
material  respects  the  financial  condition,  results  of  operations  and  cash  flows  of  the  registrant  as  of,  and  for,  the  periods 
presented in this report; 

The  registrant’s  other  certifying  officer  and  I  are  responsible  for  establishing  and  maintaining  disclosure  controls  and 
procedures  (as  defined  in  Exchange  Act  Rules  13a-15(e)  and  15d-15(e))  and  internal  control  over  financial  reporting  (as 
defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for the registrant and have: 

a) 

b) 

c) 

d) 

Designed  such disclosure controls and procedures, or caused such disclosure controls and procedures to be designed 
under  our  supervision,  to  ensure  that  material  information  relating  to  the  registrant,  including  its  consolidated 
subsidiaries, is made known to us by others within those entities, particularly during the period in which this report is 
being prepared; 

Designed such internal control over financial reporting, or caused such internal control over financial reporting to be 
designed under our supervision, to provide reasonable assurance regarding the reliability of financial reporting and the 
preparation of financial statements for external purposes in accordance with generally accepted accounting principles; 

Evaluated  the  effectiveness  of  the  registrant’s  disclosure  controls  and  procedures  and  presented  in  this  report  our 
conclusions about the effectiveness of the disclosure controls and procedures, as of the end of the period covered by 
this report based on such evaluation; and 

Disclosed in this report any change in the registrant’s internal control over financial reporting that occurred during the 
registrant’s  most  recent  fiscal  quarter  (the  registrant’s  fourth  fiscal  quarter  in  the  case  of  an  annual  report)  that  has 
materially affected, or is reasonably likely to materially affect, the registrant’s internal control over financial reporting; 
and 

5. 

The  registrant’s  other  certifying  officer  and  I  have  disclosed,  based  on  our  most  recent  evaluation  of  internal  control  over 
financial  reporting,  to  the  registrant’s  auditors  and  the  audit  committee  of  registrant’s  board  of  directors  (or  persons 
performing the equivalent functions): 

a) 

b) 

All  significant  deficiencies  and  material  weaknesses  in  the  design  or  operation  of  internal  control  over  financial 
reporting  which  are  reasonably  likely  to  adversely  affect  the  registrant’s  ability  to  record,  process,  summarize  and 
report financial information; and 

Any fraud, whether or not material, that involves management or other employees who have a significant role in the 
registrant’s internal control over financial reporting. 

/s/ James J. Volker 
James J. Volker 
Chairman, President and Chief Executive Officer 

Date: February 27, 2015 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
      Exhibit 31.2 

I, Michael J. Stevens, certify that: 

CERTIFICATIONS 

1. 

2. 

3. 

4. 

I have reviewed this Annual Report on Form 10-K of Whiting Petroleum Corporation;  

Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact 
necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading 
with respect to the period covered by this report;  

Based on my knowledge, the financial statements and other financial information included in this report, fairly present in all 
material  respects  the  financial  condition,  results  of  operations  and  cash  flows  of  the  registrant  as  of,  and  for,  the  periods 
presented in this report;  

The  registrant’s  other  certifying  officer  and  I  are  responsible  for  establishing  and  maintaining  disclosure  controls  and 
procedures  (as  defined  in  Exchange  Act  Rules  13a-15(e)  and  15d-15(e))  and  internal  control  over  financial  reporting  (as 
defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for the registrant and have:  

a) 

b) 

c) 

d) 

Designed  such disclosure controls and procedures, or caused such disclosure controls and procedures to be designed 
under  our  supervision,  to  ensure  that  material  information  relating  to  the  registrant,  including  its  consolidated 
subsidiaries, is made known to us by others within those entities, particularly during the period in which this report is 
being prepared;  

Designed such internal control over financial reporting, or caused such internal control over financial reporting to be 
designed under our supervision, to provide reasonable assurance regarding the reliability of financial reporting and the 
preparation of financial statements for external purposes in accordance with generally accepted accounting principles; 

Evaluated  the  effectiveness  of  the  registrant’s  disclosure  controls  and  procedures  and  presented  in  this  report  our 
conclusions about the effectiveness of the disclosure controls and procedures, as of the end of the period covered by 
this report based on such evaluation; and 

Disclosed in this report any change in the registrant’s internal control over financial reporting that occurred during the 
registrant’s  most  recent  fiscal  quarter  (the  registrant’s  fourth  fiscal  quarter  in  the  case  of  an  annual  report)  that  has 
materially affected, or is reasonably likely to materially affect, the registrant’s internal control over financial reporting; 
and 

5. 

The  registrant’s  other  certifying  officer  and  I  have  disclosed,  based  on  our  most  recent  evaluation  of  internal  control  over 
financial  reporting,  to  the  registrant’s  auditors  and  the  audit  committee  of  registrant’s  board  of  directors  (or  persons 
performing the equivalent functions): 

a) 

b) 

All  significant  deficiencies  and  material  weaknesses  in  the  design  or  operation  of  internal  control  over  financial 
reporting  which  are  reasonably  likely  to  adversely  affect  the  registrant’s  ability  to  record,  process,  summarize  and 
report financial information; and  

Any fraud, whether or not material, that involves management or other employees who have a significant role in the 
registrant’s internal control over financial reporting. 

/s/ Michael J. Stevens 
Michael J. Stevens 
Vice President and Chief Financial Officer 

Date: February 27, 2015 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Written Statement of the Chief Executive Officer  
Pursuant to 18 U.S.C. Section 1350 

      Exhibit 32.1 

Solely for the purposes of complying with 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 
2002, I, the undersigned Chairman, President and Chief Executive Officer of Whiting Petroleum Corporation, a Delaware corporation 
(the “Company”), hereby certify, based on my knowledge, that the Annual Report on Form 10-K of the Company for the fiscal year 
ended  December  31,  2014  (the  “Report”)  fully  complies  with  the  requirements  of  Section  13(a)  of  the  Securities  Exchange  Act  of 
1934  and  that  information  contained  in  the  Report  fairly  presents,  in  all  material  respects,  the  financial  condition  and  results  of 
operations of the Company. 

/s/ James J. Volker 
James J. Volker 
Chairman, President and Chief Executive Officer 

Date: February 27, 2015 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Written Statement of the Chief Financial Officer  
Pursuant to 18 U.S.C. Section 1350 

      Exhibit 32.2 

Solely for the purposes of complying with 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 
2002, I, the undersigned Vice President and Chief Financial Officer of Whiting Petroleum Corporation, a Delaware corporation (the 
“Company”), hereby certify, based on my knowledge, that the Annual Report on Form 10-K of the Company for the fiscal year ended 
December 31, 2014 (the “Report”) fully complies with the requirements of Section 13(a) of the Securities Exchange Act of 1934 and 
that information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the 
Company. 

/s/ Michael J. Stevens 
Michael J. Stevens 
Vice President and Chief Financial Officer 

Date: February 27, 2015 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Cawley, Gillespie & Associates, Inc. 
PETROLEUM CONSULTANTS 

Exhibit 99.2 

1 3 6 4 0   B R I A R W I C K   D R I V E ,   S U I T E   1 0 0  
A U S T I N ,   T E X A S   7 8 7 2 9 - 1 7 0 7  
5 1 2 - 2 4 9 - 7 0 0 0  

3 0 6   W E S T   S E V E N T H   S T R E E T ,   S U I T E   3 0 2  
F O R T   W O R T H ,   T E X A S   7 6 1 0 2 - 4 9 8 7  
8 1 7 - 3 3 6 - 2 4 6 1  
w w w . c g a u s . c o m  

1 0 0 0   L O U I S I A N A   S T R E E T ,   S U I T E   6 2 5  
H O U S T O N ,   T E X A S   7 7 0 0 2 - 5 0 0 8  
7 1 3 - 6 5 1 - 9 9 4 4  

January 6, 2015 

Mr. Steven Kranker 
Vice President - Reservoir  
Engineering/Acquisitions 
Whiting Petroleum Corporation 
1700 Broadway, Suite 2300 
Denver, Colorado 80290-2300 

Re:  Evaluation Summary – SEC Price 

Whiting Petroleum Corporation Interests 
Total Proved Reserves 
Various States 
As of December 31, 2014 

Pursuant to the Guidelines of the Securities and 
Exchange Commission for Reporting Corporate 
Reserves and Future Net Revenue 

Dear Mr. Kranker: 

As requested, we are submitting our estimates of total proved reserves and forecasts of economics attributable to the interests 
in  certain  oil  and  gas  properties  located  in  various  states  within  the  United  States.    This  report,  completed  January  6,  2015  covers 
100% of the proved reserves estimated for Whiting Petroleum Corporation.  This report includes results for an SEC pricing scenario.  
The results of this evaluation are presented in the accompanying tabulations, with a composite summary presented below: 

Proved 
Developed 
Producing 

Proved 
Developed 
Behind Pipe 

Proved Developed 
Non-Producing 

Proved 
Developed 
Shut-in 

Proved 
Undeveloped 

Total Proved 

Net Reserves 

Oil 
Gas 
NGL 
Revenue 
Oil 
Gas 
NGL 

Severance Taxes 
Ad Valorem Taxes 
Operating Expenses  
Investments 

- Mbbl 
- MMcf 
- Mbbl 

- M$ 
- M$ 
- M$ 

- M$ 
- M$ 
- M$ 
- M$ 

318,300.9 
291,135.2 
25,171.8 

26,780,016.0 
1,734,098.3 
1,201,102.9 

2,777,641.0 
272,769.2 
8,835,211.0 
435,685.2 

1,116.3 
5,473.8 
194.6 

97,030.3 
26,447.8 
9,236.5 

9,202.9 
1,507.0 
32,676.0 
6,113.8 

14,175.8 
1,627.8 
3,568.8 

1,279,660.8 
6,749.0 
180,986.4 

69,312.0 
34,061.6 
237,032.6 
254,682.0 

Net Operating Income 

- M$ 

17,393,896.0 

83,214.9 

872,307.9 

Discounted @ 10% 

- M$ 

9,680,699.0 

31,402.9 

245,719.7 

0.0 
0.0 
0.0 

0.0 
0.0 
0.0 

0.0 
0.0 
0.0 
0.0 

0.0 

0.0 

310,035.8 
193,783.4 
25,749.3 

643,628.6 
492,020.0 
54,684.5 

26,354,444.0 
1,123,661.6 
1,156,281.6 

54,511,144.0 
2,890,956.0 
2,547,607.5 

2,493,943.3 
746,724.3 
5,262,144.5 
7,228,092.0 

5,350,098.0 
1,055,061.6 
14,367,074.0 
7,924,573.0 

12,903,478.0 

31,252,898.0 

4,177,611.0 

14,135,443.0 

The discounted cash flow value shown above should not be construed to represent an estimate of the fair  market value by 

Cawley, Gillespie & Associates, Inc. 

 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Hydrocarbon Pricing 

As requested  for the SEC scenario, initial WTI spot oil and Henry Hub Gas Daily prices of $94.99 per bbl and $4.35 per 
MMBtu, respectively, were adjusted individually to WTI posted pricing at $91.60 per bbl and Houston Ship Channel pricing at $4.30 
per MMBtu, as of December 31, 2014.  Further adjustments were applied on a lease level basis for oil price differentials, gas price 
differentials  and  heating  values  as  furnished  by  your  office.  Prices  were  not  escalated  in  the  SEC  scenario.    The  average  adjusted 
prices used in the estimation of proved reserves were $84.69 per bbl of oil, $46.59 per bbl of natural gas liquids and $5.88 per mcf of 
natural gas.   

Capital, Expenses and Taxes 

Capital expenditures, lease operating expenses and Ad Valorem tax values were forecast as provided by your office.  As you 
explained, the capital costs were based on the most current estimates, lease operating expenses were based on the analysis of historical 
actual  expenses,  operating  overhead  is  included  for  operated  properties  and  no  credit  or  deduction  is  made  for  producing  overhead 
paid  to  the  company  by  other  owners  of  the  operated  properties.  Capital  costs  and  lease  operating  expenses  were  held  constant  in 
accordance with SEC guidelines.  Severance tax rates were applied at normal state percentages of oil and gas revenue. 

SEC Conformance and Regulations 

The  reserve  classifications  and  the  economic  considerations  used  herein  conform  to  the  criteria  of  the  SEC  as  defined  in 
pages 3 and 4 of the Appendix.  The reserves and economics are predicated on regulatory agency classifications, rules, policies, laws, 
taxes and royalties currently in effect except as noted herein.  The possible effects of changes in legislation or other Federal or State 
restrictive actions which could affect the reserves and economics have not been considered.  However, we do not anticipate nor are we 
aware of any legislative changes or restrictive regulatory actions that may impact the recovery of reserves.  

Reserve Estimation Methods 

The  methods  employed  in  estimating  reserves  are  described  on  page  2  of  the  Appendix.  Reserves  for  proved  developed 
producing  wells  were  estimated  using  production  performance  methods  for  the  vast  majority  of  properties.  Certain  new  producing 
properties  with  very  little  production  history  were  forecast  using  a  combination  of  production  performance  and  analogy  to  similar 
production, both of which are considered to provide a relatively high degree of accuracy.  

Non-producing reserve estimates, for both developed and undeveloped properties,  were forecast using either volumetric or 
analogy  methods,  or  a  combination  of  both.  These  methods  provide  a  relatively  high  degree  of  accuracy  for  predicting  proved 
developed  non-producing  and  proved  undeveloped  reserves.  The  assumptions,  data,  methods  and  procedures  used  herein  are 
appropriate for the purpose served by this report. 

Miscellaneous 

An on-site field inspection of the properties has not been performed. The mechanical operation or conditions of the wells and 
their  related  facilities  have  not  been  examined  nor  have  the  wells  been  tested  by  Cawley,  Gillespie  &  Associates,  Inc.    Possible 
environmental liability related to the properties has not been investigated nor considered.  The costs of plugging and abandonment, 
less proceeds from the salvage value of equipment and/or facilities, have been included where material. 

The reserve estimates were based on interpretations of factual data furnished by your office.  We have used all methods and 
procedures as we considered necessary under the circumstances to prepare the report.  We believe that the assumptions, data, methods 
and procedures were appropriate for the purpose served by this report.  Production data, gas prices, gas price differentials, expense 
data, tax values and ownership interests were also supplied by you and were accepted as furnished.  To some extent information from 
public records has been used to check and/or supplement these data.  The basic engineering and geological data were subject to third 
party  reservations  and  qualifications.    Nothing  has  come  to  our  attention,  however,  that  would  cause  us  to  believe  that  we  are  not 
justified in relying on such data. 

 
 
 
 
 
The  professional  qualifications  of  the  undersigned,  the  technical  person  primarily  responsible  for  the  preparation  of  this 

report, are included as an attachment to this letter. 

Yours very truly, 

/s/ Robert D. Ravnaas 
Robert D. Ravnaas, P.E. 
President 
Cawley, Gillespie & Associates 
Texas Registered Engineering Firm F-693 

 
 
 
 
 
 
 
 
 
 
 
 
 
APPENDIX 
Explanatory Comments for Individual Tables 

Table Number 
Effective Date of the Evaluation 
Identity of Interest Evaluated 
Reserve Classification and Development Status 
Operator – Property Name 
Field (Reservoir) Names – County, State 

Calendar or Fiscal years/months commencing on effective date. 
Gross Production (8/8th) for the years/months which are economical.  These are expressed as thousands of barrels (Mbbl) and millions of cubic 
feet  (MMcf)  of  gas  at  standard  conditions.  Total  future  production,  cumulative  production  to  effective  date,  and  ultimate  recovery  at  the 
effective date are shown following the annual/monthly forecasts.  
Net Production accruable to evaluated interest is calculated by multiplying the revenue interest times the gross production.  These values take 
into account changes in interest and gas shrinkage. 
Average (volume weighted) gross liquid price per barrel before deducting production-severance taxes. 
Average (volume weighted) gross gas price per Mcf before deducting production-severance taxes. 
Average (volume weighted) gross NGL price per barrel before deducting production-severance taxes. 
Revenue derived from oil sales -- column (5) times column (8). 
Revenue derived from gas sales -- column (6) times column (9). 
Revenue derived from NGL sales -- column (7) times column (10). 
Revenue derived from other sources. 
Revenue derived from hedge positions. 
Total Revenue – sum of column (12) through column (16). 
Production-Severance taxes deducted from gross oil and NGL revenue. 
Production-Severance taxes deducted from gross gas revenue. 
Revenue after taxes – column (17) less column (18) and column (19). 
Operating  Expenses  are  direct  operating  expenses  to  the  evaluated  working  interest  and  may  include  combined  fixed  rate  administrative 
overhead charges for operated oil and gas producers known as COPAS. 
Ad Valorem taxes. 
Work-over Expenses are non-direct operating expenses and may include maintenance, well service, compressor, tubing, and pump repair. 
3rd Party COPAS are combined fixed rate administrative overhead charges for non-operated oil and gas producers. 
Other Deductions may include compression-gathering expenses, transportation costs and water disposal costs. 
Investments, if any, include re-completions, future drilling costs, pumping units, etc. and may include either tangible or intangible or both, and 
the costs for plugging and the salvage value of equipment at abandonment may be shown as negative investments at end of life. 
Future Net Cash Flow is column (18) less the total of column (19), column (22), column (24), column (25), column (26) and column (27).  The 
data in column (28) are accumulated in column (29).  Federal income taxes have not been considered. 
Cumulative Discounted Cash Flow is calculated by discounting monthly cash flows at the specified annual rates. 

HEADINGS 

FORECAST 
(Columns) 
(1) (11) (21) 
(2) (3) (4) 

(5) (6) (7) 

(8) 
(9) 
(10) 
(12) 
(13) 
(14) 
(15) 
(16) 
(17) 
(18) 
(19) 
(20) 
(22) 

(23) 
(24) 
(25) 
(26) 
(27) 

(28) (29) 

(30) 

MISCELLANEOUS 
Input Data 
Interests 
DCF Profile 

•  Evaluation parameters such as rates, tax percentages, and expenses are shown below columns (21-26). 
• 
•  The cash flow discounted at six different rates are shown at the bottom of columns (29-30).  Interest has been compounded 

Initial and final expense and revenue interests are shown below columns (27-28). 

monthly. 

Life 
Footnotes 

•  The economic life of the appraised property is noted in the lower right-hand corner of the table. 
•  Well ID information or other pertinent comments may be shown in the lower left-hand footnotes. 

Cawley, Gillespie & Associates, Inc.  

Appendix 
Page 1 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
APPENDIX 

Methods Employed in the Estimation of Reserves 

The four methods customarily employed in the estimation of reserves are (1) production performance, (2) material balance, (3) volumetric 
and (4) analogy.  Most estimates, although based primarily on one method, utilize other methods depending on the nature and extent of the data 
available and the characteristics of the reservoirs. 

Basic information includes production, pressure, geological and laboratory data.  However, a large variation exists in the quality, quantity 
and types of information available on individual properties.  Operators are generally required by regulatory authorities to file monthly production 
reports and may be required to measure and report periodically such data as well pressures, gas-oil ratios, well tests, etc.  As a general rule, an 
operator has complete discretion in obtaining and/or making available geological and engineering data.  The resulting lack of uniformity in data 
renders impossible the application of identical methods to all properties, and may result in significant differences in the accuracy and reliability of 
estimates. 

A  brief  discussion  of  each  method,  its  basis,  data  requirements,  applicability  and  generalization  as  to  its  relative  degree  of  accuracy 

follows: 

Production  performance.    This  method  employs  graphical  analyses  of  production  data  on  the  premise  that  all  factors  which  have 
controlled the performance to date will continue to control and that historical trends can be extrapolated to predict future performance.  The only 
information  required  is  production  history.    Capacity  production  can  usually  be  analyzed  from  graphs  of  rates  versus  time  or  cumulative 
production.  This procedure is referred to as "decline curve" analysis.  Both capacity and restricted production can, in some cases, be analyzed 
from  graphs  of  producing  rate  relationships  of  the  various  production  components.    Reserve  estimates  obtained  by  this  method  are  generally 
considered to have a relatively high degree of accuracy with the degree of accuracy increasing as production history accumulates. 

Material balance.  This method employs the analysis of the relationship of production and pressure performance on the premise that the 
reservoir volume and its initial hydrocarbon content are fixed and that this initial hydrocarbon volume and recoveries therefrom can be estimated 
by  analyzing  changes  in  pressure  with  respect  to  production  relationships.    This  method  requires  reliable  pressure  and  temperature  data, 
production data, fluid analyses and knowledge of the nature of the reservoir.  The material balance method is applicable to all reservoirs, but the 
time  and expense required  for its use is dependent on the nature of the reservoir  and its  fluids.  Reserves  for depletion type reservoirs can be 
estimated  from  graphs  of  pressures  corrected  for  compressibility  versus  cumulative  production,  requiring  only  data  that  are  usually  available.  
Estimates  for other reservoir types require  extensive data and involve  complex calculations  most suited to computer  models  which  makes this 
method generally applicable only to reservoirs where there is economic justification for its use.  Reserve estimates obtained by this method are 
generally considered to have a degree of accuracy that is directly related to the complexity of the reservoir and the quality and quantity of data 
available. 

Volumetric.  This method employs analyses of physical measurements of rock and fluid properties to calculate the volume of hydrocarbons 
in-place.  The data required are well information sufficient to determine reservoir subsurface datum, thickness, storage volume, fluid content and 
location.  The volumetric  method is most  applicable to reservoirs which are not susceptible to analysis by production performance or material 
balance methods.  These are most commonly newly developed and/or no-pressure depleting reservoirs.  The amount of hydrocarbons in-place that 
can be recovered is not an integral part of the volumetric calculations but is an estimate inferred by other methods and a knowledge of the nature 
of the reservoir.  Reserve estimates obtained by this method are generally considered to have a low degree of accuracy; but the degree of accuracy 
can be relatively high where rock quality and subsurface control is good and the nature of the reservoir is uncomplicated. 

Analogy.  This method which employs experience and judgment to estimate reserves, is based on observations of similar situations and 
includes  consideration  of  theoretical  performance.    The  analogy  method  is  applicable  where  the  data  are  insufficient  or  so  inconclusive  that 
reliable  reserve  estimates  cannot  be  made  by  other  methods.    Reserve  estimates  obtained  by  this  method  are  generally  considered  to  have  a 
relatively low degree of accuracy.  

Much  of  the  information  used  in  the  estimation  of  reserves  is  itself  arrived  at  by  the  use  of  estimates.    These  estimates  are  subject  to 
continuing change as additional information becomes available.  Reserve estimates which presently appear to be correct may be found to contain 
substantial errors as time passes and new information is obtained about well and reservoir performance. 

Cawley, Gillespie & Associates, Inc.  

Appendix 
Page 2 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
APPENDIX 

Reserve Definitions and Classifications 

The  Securities  and  Exchange  Commission,  in  SX  Reg.  210.4-10  dated  November  18,  1981,  as  amended  on  September  19,  1989  and 

January 1, 2010, requires adherence to the following definitions of oil and gas reserves: 

“(22) 

Proved  oil  and  gas  reserves.    Proved  oil  and  gas  reserves  are  those  quantities  of  oil  and  gas,  which,  by  analysis  of 
geoscience and  engineering data,  can be  estimated  with reasonable certainty to be  economically producible—from a given date  forward,  from 
known reservoirs, and under existing economic conditions, operating methods, and government regulations— prior to the time at which contracts 
providing  the  right  to  operate  expire,  unless  evidence  indicates  that  renewal  is  reasonably  certain,  regardless  of  whether  deterministic  or 
probabilistic  methods  are  used  for  the  estimation.  The  project  to  extract  the  hydrocarbons  must  have  commenced  or  the  operator  must  be 
reasonably certain that it will commence the project within a reasonable time. 

“(i) 

The area of a reservoir considered as proved includes: (A) The area identified by drilling and limited by fluid contacts, if any, 
and  (B)  Adjacent  undrilled  portions  of  the  reservoir  that  can,  with  reasonable  certainty,  be  judged  to  be  continuous  with  it  and  to  contain 
economically producible oil or gas on the basis of available geoscience and engineering data.  

“(ii) 

In the absence of data on fluid contacts, proved quantities in a reservoir are limited by the lowest known hydrocarbons (LKH) 
as  seen  in  a  well  penetration  unless  geoscience,  engineering,  or  performance  data  and  reliable  technology  establishes  a  lower  contact  with 
reasonable certainty. 

“(iii) 

Where direct observation from well penetrations has defined a highest known oil (HKO) elevation and the potential exists for 
an associated gas cap, proved oil reserves may be assigned in the structurally higher portions of the reservoir only if geoscience, engineering, or 
performance data and reliable technology establish the higher contact with reasonable certainty. 

“(iv) 

Reserves  which  can  be  produced  economically  through  application  of  improved  recovery  techniques  (including,  but  not 
limited to, fluid injection) are included in the proved classification when: (A) Successful testing by a pilot project in an area of the reservoir with 
properties no more favorable than in the reservoir as a whole, the operation of an installed program in the reservoir or an analogous reservoir, or 
other  evidence  using  reliable  technology  establishes  the  reasonable  certainty  of  the  engineering  analysis  on  which  the  project  or  program  was 
based; and (B) The project has been approved for development by all necessary parties and entities, including governmental entities. 

“(v) 

Existing economic conditions include prices and costs at which economic producibility from a reservoir is to be determined. 
The price shall be the average price during the 12-month period prior to the ending date of the period covered by the report, determined as an 
unweighted  arithmetic  average  of  the  first-day-of-the-month  price  for  each  month  within  such  period,  unless  prices  are  defined  by  contractual 
arrangements, excluding escalations based upon future conditions. 

“(6) 
recovered:  

Developed oil and gas reserves.  Developed oil and gas reserves are reserves of any category that can be expected to be 

“(i) 

Through  existing  wells  with  existing  equipment  and  operating  methods  or  in  which  the  cost  of  the  required  equipment  is 

relatively minor compared to the cost of a new well; and  

“(ii) 

Through installed extraction equipment and infrastructure operational at the time of the reserves estimate if the extraction is 

by means not involving a well. 

“(31) 

Undeveloped oil and gas reserves.  Undeveloped oil and gas reserves are reserves of any category that are expected to 

be recovered from new wells on undrilled acreage, or from existing wells where a relatively major expenditure is required for recompletion.  

“(i) 

Reserves  on  undrilled  acreage  shall  be  limited  to  those  directly  offsetting  development  spacing  areas  that  are  reasonably 
certain of production when drilled, unless evidence using reliable technology exists that establishes reasonable certainty of economic producibility 
at greater distances.  

“(ii) 

Undrilled locations can be classified as having undeveloped reserves only if a development plan has been adopted indicating 

that they are scheduled to be drilled within five years, unless the specific circumstances, justify a longer time.  

“(iii) 

Under no circumstances shall estimates for undeveloped reserves be attributable to any acreage for which an application of 
fluid injection or other improved recovery technique is contemplated, unless such techniques have been proved effective by actual projects in the 
same reservoir or an analogous reservoir, as defined in paragraph (a)(2) of this section, or by other evidence using reliable technology establishing 
reasonable certainty. 

Cawley, Gillespie & Associates, Inc.  

Appendix 
Page 3 

 
 
 
 
 
 
 
 
 
 
 
 
“(18) 

Probable  reserves.    Probable  reserves  are  those  additional  reserves  that  are  less  certain  to  be  recovered  than  proved 

reserves but which, together with proved reserves, are as likely as not to be recovered. 

“(i) 

When deterministic methods are used, it is as likely as not that actual remaining quantities recovered will exceed the sum of 
estimated proved plus probable reserves. When probabilistic methods are used, there should be at least a 50% probability that the actual quantities 
recovered will equal or exceed the proved plus probable reserves estimates.  

“(ii) 

Probable reserves may be assigned to areas of a reservoir adjacent to proved reserves where data control or interpretations of 
available  data  are  less  certain,  even  if  the  interpreted  reservoir  continuity  of  structure  or  productivity  does  not  meet  the  reasonable  certainty 
criterion. Probable reserves may be assigned to areas that are structurally higher than the proved area if these areas are in communication with the 
proved reservoir.  

“(iii) 

Probable reserves estimates also include potential incremental quantities associated with a greater percentage recovery of the 

hydrocarbons in place than assumed for proved reserves.  

“(iv) 

See also guidelines in paragraphs (17)(iv) and (17)(vi) of this section (below). 

"(17) 

Possible  reserves.    Possible  reserves  are  those  additional  reserves  that  are  less  certain  to  be  recovered  than  probable 

reserves. 

“(i) 

When  deterministic  methods  are  used,  the  total  quantities  ultimately  recovered  from  a  project  have  a  low  probability  of 
exceeding proved plus probable plus possible reserves. When probabilistic methods are used, there should be at least a 10% probability that the 
total quantities ultimately recovered will equal or exceed the proved plus probable plus possible reserves estimates. 

“(ii) 

Possible reserves may be assigned to areas of a reservoir adjacent to probable reserves where data control and interpretations 
of available data are progressively less certain. Frequently, this will be in areas where geoscience and engineering data are unable to define clearly 
the area and vertical limits of commercial production from the reservoir by a defined project. 

“(iii) 

Possible  reserves  also  include  incremental  quantities  associated  with  a  greater  percentage  recovery  of  the  hydrocarbons  in 

place than the recovery quantities assumed for probable reserves. 

“(iv) 

The proved plus probable and proved plus probable plus possible reserves estimates must be based on reasonable alternative 
technical and commercial interpretations within the reservoir or subject project that are clearly documented, including comparisons to results in 
successful similar projects. 

“(v) 

Possible reserves may be assigned where geoscience and engineering data identify directly adjacent portions of a reservoir 
within  the  same  accumulation  that  may  be  separated  from  proved  areas  by  faults  with  displacement  less  than  formation  thickness  or  other 
geological  discontinuities  and  that  have  not  been  penetrated  by  a  wellbore,  and  the  registrant  believes  that  such  adjacent  portions  are  in 
communication with the known (proved) reservoir. Possible reserves may be assigned to areas that are structurally higher or lower than the proved 
area if these areas are in communication with the proved reservoir. 

“(vi) 

Pursuant  to  paragraph  (22)(iii)  of  this  section  (above),  where  direct  observation  has  defined  a  highest  known  oil  (HKO) 
elevation  and  the  potential  exists  for  an  associated  gas  cap,  proved  oil  reserves  should  be  assigned  in  the  structurally  higher  portions  of  the 
reservoir  above  the  HKO  only  if  the  higher  contact  can  be  established  with  reasonable  certainty  through  reliable  technology.  Portions  of  the 
reservoir that do not meet this reasonable certainty criterion may be assigned as probable and possible oil or gas based on reservoir fluid properties 
and pressure gradient interpretations.” 

Instruction 4 of Item 2(b) of Securities and Exchange Commission Regulation S-K was revised January 1, 2010 to state that "a registrant 
engaged in oil and gas producing activities shall provide the information required by Subpart 1200 of Regulation S–K."  This is relevant in that 
Instruction  2  to  paragraph  (a)(2)  states:  “The  registrant  is  permitted,  but  not  required,  to  disclose  probable  or  possible  reserves  pursuant  to 
paragraphs (a)(2)(iv) through (a)(2)(vii) of this Item.” 

“(26) 

Reserves.  Reserves are estimated remaining quantities of oil and gas and related substances anticipated to be economically 
producible, as of a given date, by application of development projects to known accumulations. In addition, there must exist, or there must be a 
reasonable expectation that there will exist, the legal right to produce or a revenue interest in the production, installed means of delivering oil and 
gas or related substances to market, and all permits and financing required to implement the project. 

“Note to paragraph (26): Reserves should not be assigned to adjacent reservoirs isolated by major, potentially sealing, faults until those 
reservoirs are penetrated and evaluated as economically producible. Reserves should not be assigned to areas that are clearly separated from a 
known accumulation by a non-productive reservoir (i.e., absence of reservoir, structurally low reservoir, or negative test results). Such areas may 
contain prospective resources (i.e., potentially recoverable resources from undiscovered accumulations).” 

Cawley, Gillespie & Associates, Inc.  

Appendix 
Page 4 

 
 
 
 
 
 
 
Cawley, Gillespie & Associates, Inc. 
PETROLEUM CONSULTANTS 

1 3 6 4 0   B R I A R W I C K   D R I V E ,   S U I T E   1 0 0  
A U S T I N ,   T E X A S   7 8 7 2 9 - 1 7 0 7  
5 1 2 - 2 4 9 - 7 0 0 0  

3 0 6   W E S T   S E V E N T H   S T R E E T ,   S U I T E   3 0 2  
F O R T   W O R T H ,   T E X A S   7 6 1 0 2 - 4 9 8 7  
8 1 7 - 3 3 6 - 2 4 6 1  
w w w . c g a u s . c o m  

1 0 0 0   L O U I S I A N A   S T R E E T ,   S U I T E   6 2 5  
H O U S T O N ,   T E X A S   7 7 0 0 2 - 5 0 0 8  
7 1 3 - 6 5 1 - 9 9 4 4  

January 6, 2015 

Mr. Steven Kranker 
Vice President - Reservoir  
Engineering/Acquisitions 
Whiting Petroleum Corporation 
1700 Broadway, Suite 2300 
Denver, Colorado 80290-2300 

Re:  Evaluation Summary – SEC Price 

Whiting Petroleum Corporation Interests 
Probable and Possible Reserves 
Various States 
As of December 31, 2014 

Pursuant to the Guidelines of the Securities and 
Exchange Commission for Reporting Corporate 
Reserves and Future Net Revenue 

Dear Mr. Kranker: 

As  requested,  we  are  submitting  our  estimates  of  probable  and  possible  reserves  and  forecasts  of  economics 
attributable  to  the  interests  in  certain  oil  and  gas  properties  located  in  various  states  within  the  United  States.    This  report, 
completed January 6, 2015 covers 100% of the probable and possible reserves estimated for Whiting Petroleum Corporation.  
This  report  includes  results  for  an  SEC  pricing  scenario.    The  results  of  this  evaluation  are  presented  in  the  accompanying 
tabulations, with composite summaries presented below, beginning with the probable summary and followed by the possible 
summary: 

Probable Developed 
Behind Pipe 

Probable Developed 
Non-Producing 

Probable 
Undeveloped 

Total 
Probable 

Net Reserves 

Oil 
Gas 
NGL 
Revenue 
Oil 
Gas 
NGL 

Severance Taxes 
Ad Valorem Taxes 
Operating Expenses  
Investments 

Net Operating Income 

Discounted @ 10% 

- Mbbl 
- MMcf 
- Mbbl 

- M$ 
- M$ 
- M$ 

- M$ 
- M$ 
- M$ 
- M$ 

- M$ 

- M$ 

491.8 
6,082.2 
147.0 

43,710.8 
29,514.8 
5,889.9 

4,859.5 
848.5 
20,497.0 
4,285.2 

48,625.3 

10,173.5 
381.2 
2,884.2 

919,902.6 
1,702.7 
147,762.3 

49,240.3 
24,789.1 
94,196.7 
249,149.4 

323,579.2 
271,609.8 
15,685.3 

27,440,776.0 
1,649,638.9 
696,288.3 

2,635,746.0 
881,919.8 
5,427,207.5 
8,296,450.5 

334,244.4 
278,073.3 
18,716.6 

28,404,386.0 
1,680,856.5 
849,940.4 

2,689,845.8 
907,557.4 
5,541,902.5 
8,549,884.0 

651,992.1 

12,545,382.0 

13,246,002.0 

18,320.2 

123,223.7 

3,500,892.3 

3,642,436.3 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Net Reserves 

Oil 
Gas 
NGL 
Revenue 
Oil 
Gas 
NGL 

Severance Taxes 
Ad Valorem Taxes 
Operating Expenses  
Investments 

Net Operating Income 

Discounted @ 10% 

- Mbbl 
- MMcf 
- Mbbl 

- M$ 
- M$ 
- M$ 

- M$ 
- M$ 
- M$ 
- M$ 

- M$ 

- M$ 

Possible 
Developed  

Possible Developed 
Non-Producing 

Possible Undeveloped 

647.8 
1,784.1 
109.4 

58,448.7 
9,902.9 
4,990.0 

4,083.3 
896.1 
14,995.2 
6,152.8 

24,714.8 
897.5 
7,006.7 

2,232,404.8 
4,007.5 
358,616.3 

119,487.5 
60,155.6 
184,118.3 
280,501.6 

154,741.2 
114,922.8 
18,728.0 

13,477,413.0 
559,957.4 
904,687.2 

974,096.7 
653,829.8 
2,514,296.3 
3,616,402.0 

Total 
Possible 

180,103.9 
117,604.4 
25,844.0 

15,768,267.0 
573,867.8 
1,268,293.5 

1,097,667.4 
714,881.6 
2,713,410.0 
3,903,055.8 

47,214.3 

1,950,765.6 

7,183,433.5 

9,181,412.0 

24,998.8 

199,740.3 

1,354,187.4 

1,578,926.8 

The discounted cash flow values shown in the previous two tables should not be construed to represent an estimate of 

the fair market value by Cawley, Gillespie & Associates, Inc. 

Hydrocarbon Pricing 

As requested for the SEC scenario, initial WTI spot oil and Henry Hub Gas Daily prices of $94.99 per bbl and $4.35 
per  MMBtu,  respectively,  were  adjusted  individually  to  WTI  posted  pricing  at  $91.60  per  bbl  and  Houston  Ship  Channel 
pricing at $4.30 per MMBtu, as of December 31, 2014.   Further adjustments were applied on a lease level basis for oil price 
differentials,  gas  price  differentials  and  heating  values  as  furnished  by  your  office.    Prices  were  not  escalated  in  the  SEC 
scenario.  The average adjusted prices used in the estimation of Probable reserves were $84.98 per bbl of oil, $45.41 per bbl of 
natural gas liquids and $6.05 per mcf of natural gas.  For the Possible reserves, the average adjusted prices were $87.55 per bbl 
of oil, $49.08 per bbl of natural gas liquids and $4.88 per mcf of natural gas. 

Capital, Expenses and Taxes 

Capital expenditures, lease operating expenses and Ad Valorem tax values were forecast as provided by your office.  
As  you  explained,  the  capital  costs  were  based  on  the  most  current  estimates,  lease  operating  expenses  were  based  on  the 
analysis of historical actual expenses, operating overhead is included for operated properties and no credit or deduction is made 
for  producing  overhead  paid  to  the  company  by  other  owners  of  the  operated  properties.    Capital  costs  and  lease  operating 
expenses were held constant in accordance with SEC guidelines.  Severance tax rates were applied at normal state percentages 
of oil and gas revenue. 

SEC Conformance and Regulations 

The reserve classifications and the economic considerations used herein conform to the criteria of the SEC as defined on 
page 4 of the Appendix.  The reserves and economics are predicated on regulatory agency classifications, rules, policies, laws, taxes 
and  royalties  currently  in  effect  except  as  noted  herein.  The  possible effects  of  changes  in  legislation or other  Federal or  State 
restrictive actions which could affect the reserves and economics have not been considered.  However, we do not anticipate nor are 
we aware of any legislative changes or restrictive regulatory actions that may impact the recovery of reserves.  

Reserve Estimation Methods 

The  methods  employed  in  estimating  reserves  are  described  on  pages  2  through  4  of  the  Appendix.  Reserves  for 
producing  wells  were  estimated  using  production  performance  methods  for  the  vast  majority  of  properties.  Certain  new 
producing  properties  with  very  little  production  history  were  forecast  using  a  combination  of  production  performance  and 
analogy to similar production, both of which are considered to provide a relatively high degree of accuracy.  

 
  
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Non-producing  reserve  estimates,  for  both  developed  and  undeveloped  properties,  were  forecast  using  either 
volumetric  or  analogy  methods,  or  a  combination  of  both.  These  methods  provide  a  relatively  high  degree  of  accuracy  for 
predicting developed non-producing and undeveloped reserves.  The assumptions, data, methods and procedures used herein 
are appropriate for the purpose served by this report. 

Miscellaneous 

An on-site field inspection of the properties has not been performed. The mechanical operation or conditions of the 
wells and their related facilities have not been examined nor have the wells been tested by Cawley, Gillespie & Associates, Inc.  
Possible environmental liability related to the properties has not been investigated nor considered.  The costs of plugging and 
abandonment, less proceeds from the salvage value of equipment and/or facilities, have been included where material. 

The reserve estimates were based on interpretations of factual data furnished by your office.  We have used all methods 
and procedures as we considered necessary under the circumstances to prepare the report.  We believe that the assumptions, data, 
methods  and  procedures  were  appropriate  for  the  purpose  served  by  this  report.    Production  data,  gas  prices,  gas  price 
differentials, expense data, tax values and ownership interests were also supplied by you and were accepted as furnished.  To 
some extent information from public records has been used to check and/or supplement these data.  The basic engineering and 
geological data were subject to third party reservations and qualifications.  Nothing has come to our attention, however, that 
would cause us to believe that we are not justified in relying on such data. 

The professional qualifications of the  undersigned, the  technical person primarily responsible for the preparation of 

this report, are included as an attachment to this letter. 

Yours very truly, 

/s/ Robert D. Ravnaas 
Robert D. Ravnaas, P.E. 
President 
Cawley, Gillespie & Associates 
Texas Registered Engineering Firm F-693 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
APPENDIX 

Explanatory Comments for Individual Tables 

Table Number 
Effective Date of the Evaluation 
Identity of Interest Evaluated 
Reserve Classification and Development Status 
Operator – Property Name 
Field (Reservoir) Names – County, State 

Calendar or Fiscal years/months commencing on effective date. 
Gross Production (8/8th) for the years/months which are economical.  These are expressed as thousands of barrels (Mbbl) and millions of cubic 
feet  (MMcf)  of  gas  at  standard  conditions.  Total  future  production,  cumulative  production  to  effective  date,  and  ultimate  recovery  at  the 
effective date are shown following the annual/monthly forecasts.  
Net Production accruable to evaluated interest is calculated by multiplying the revenue interest times the gross production.  These values take 
into account changes in interest and gas shrinkage. 
Average (volume weighted) gross liquid price per barrel before deducting production-severance taxes. 
Average (volume weighted) gross gas price per Mcf before deducting production-severance taxes. 
Average (volume weighted) gross NGL price per barrel before deducting production-severance taxes. 
Revenue derived from oil sales -- column (5) times column (8). 
Revenue derived from gas sales -- column (6) times column (9). 
Revenue derived from NGL sales -- column (7) times column (10). 
Revenue derived from other sources. 
Revenue derived from hedge positions. 
Total Revenue – sum of column (12) through column (16). 
Production-Severance taxes deducted from gross oil and NGL revenue. 
Production-Severance taxes deducted from gross gas revenue. 
Revenue after taxes – column (17) less column (18) and column (19). 
Operating  Expenses  are  direct  operating  expenses  to  the  evaluated  working  interest  and  may  include  combined  fixed  rate  administrative 
overhead charges for operated oil and gas producers known as COPAS. 
Ad Valorem taxes. 
Work-over Expenses are non-direct operating expenses and may include maintenance, well service, compressor, tubing, and pump repair. 
3rd Party COPAS are combined fixed rate administrative overhead charges for non-operated oil and gas producers. 
Other Deductions may include compression-gathering expenses, transportation costs and water disposal costs. 
Investments, if any, include re-completions, future drilling costs, pumping units, etc. and may include either tangible or intangible or both, and 
the costs for plugging and the salvage value of equipment at abandonment may be shown as negative investments at end of life. 
Future Net Cash Flow is column (18) less the total of column (19), column (22), column (24), column (25), column (26) and column (27).  The 
data in column (28) are accumulated in column (29).  Federal income taxes have not been considered. 
Cumulative Discounted Cash Flow is calculated by discounting monthly cash flows at the specified annual rates. 

HEADINGS 

FORECAST 
(Columns) 
(1) (11) (21) 
(2) (3) (4) 

(5) (6) (7) 

(8) 
(9) 
(10) 
(12) 
(13) 
(14) 
(15) 
(16) 
(17) 
(18) 
(19) 
(20) 
(22) 

(23) 
(24) 
(25) 
(26) 
(27) 

(28) (29) 

(30) 

MISCELLANEOUS 
Input Data 
Interests 
DCF Profile 

•  Evaluation parameters such as rates, tax percentages, and expenses are shown below columns (21-26). 
• 
•  The cash flow discounted at six different rates are shown at the bottom of columns (29-30).  Interest has been compounded 

Initial and final expense and revenue interests are shown below columns (27-28). 

monthly. 

Life 
Footnotes 

•  The economic life of the appraised property is noted in the lower right-hand corner of the table. 
•  Well ID information or other pertinent comments may be shown in the lower left-hand footnotes. 

Cawley, Gillespie & Associates, Inc.  

Appendix 
Page 1 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
APPENDIX 

Methods Employed in the Estimation of Reserves 

The  four  methods  customarily  employed  in  the  estimation  of  reserves  are  (1)  production  performance,  (2)  material  balance,  (3) 
volumetric and (4) analogy.  Most estimates, although based primarily on one method, utilize other methods depending on the nature and extent 
of the data available and the characteristics of the reservoirs. 

Basic  information  includes  production,  pressure,  geological  and  laboratory  data.    However,  a  large  variation  exists  in  the  quality, 
quantity and types of information available on individual properties.  Operators are generally required by regulatory authorities to file monthly 
production reports and may be required to measure and report periodically such data as well pressures, gas-oil ratios, well tests, etc.  As a general 
rule, an operator has complete discretion in obtaining and/or making available geological and engineering data.  The resulting lack of uniformity 
in  data  renders  impossible  the  application  of  identical  methods  to all  properties,  and  may  result  in  significant  differences  in  the  accuracy  and 
reliability of estimates. 

A brief discussion of  each  method, its basis, data requirements, applicability and generalization as to its relative degree of accuracy 

follows: 

Production  performance.    This  method  employs  graphical  analyses  of  production  data  on  the  premise  that  all  factors  which  have 
controlled the performance to date will continue to control and that historical trends can be extrapolated to predict future performance.  The only 
information  required  is  production  history.    Capacity  production  can  usually  be  analyzed  from  graphs  of  rates  versus  time  or  cumulative 
production.  This procedure is referred to as "decline curve" analysis.  Both capacity and restricted production can, in some cases, be analyzed 
from  graphs  of  producing  rate  relationships  of  the  various  production  components.    Reserve  estimates  obtained  by  this  method  are  generally 
considered to have a relatively high degree of accuracy with the degree of accuracy increasing as production history accumulates. 

Material balance.  This method employs the analysis of the relationship of production and pressure performance on the premise that the 
reservoir volume and its initial hydrocarbon content are fixed and that this initial hydrocarbon volume and recoveries therefrom can be estimated 
by  analyzing  changes  in  pressure  with  respect  to  production  relationships.    This  method  requires  reliable  pressure  and  temperature  data, 
production data, fluid analyses and knowledge of the nature of the reservoir.  The material balance method is applicable to all reservoirs, but the 
time and expense required  for its use is dependent on the nature of the reservoir and its fluids.  Reserves  for depletion type reservoirs can be 
estimated  from  graphs  of  pressures  corrected  for  compressibility  versus  cumulative  production,  requiring  only  data  that  are  usually available.  
Estimates for other reservoir types require extensive data and involve complex calculations most suited to computer models which makes this 
method generally applicable only to reservoirs where there is economic justification for its use.  Reserve estimates obtained by this method are 
generally considered to have a degree of accuracy that is directly related to the complexity of the reservoir and the quality and quantity of data 
available. 

Volumetric.    This  method  employs  analyses  of  physical  measurements  of  rock  and  fluid  properties  to  calculate  the  volume  of 
hydrocarbons in-place.   The data  required are  well information sufficient to determine reservoir subsurface datum, thickness,  storage  volume, 
fluid  content  and  location.    The  volumetric  method  is  most  applicable  to  reservoirs  which  are  not  susceptible  to  analysis  by  production 
performance or material balance methods.  These are most commonly newly developed and/or no-pressure depleting reservoirs.  The amount of 
hydrocarbons in-place that can be recovered is not an integral part of the volumetric calculations but is an estimate inferred by other methods and 
a knowledge of the nature of the reservoir.  Reserve estimates obtained by this method are generally considered to have a low degree of accuracy; 
but  the  degree  of  accuracy  can  be  relatively  high  where  rock  quality  and  subsurface  control  is  good  and  the  nature  of  the  reservoir  is 
uncomplicated. 

Analogy.  This method which employs experience and judgment to estimate reserves, is based on observations of similar situations and 
includes  consideration  of  theoretical  performance.    The  analogy  method  is  applicable  where  the  data  are  insufficient  or  so  inconclusive  that 
reliable  reserve  estimates  cannot  be  made  by  other  methods.    Reserve  estimates  obtained  by  this  method  are  generally  considered  to  have  a 
relatively low degree of accuracy.  

Much of the information used in the estimation of reserves is itself arrived at by the use of estimates.  These estimates are subject to 
continuing change as additional information becomes available.  Reserve estimates which presently appear to be correct may be found to contain 
substantial errors as time passes and new information is obtained about well and reservoir performance. 

Cawley, Gillespie & Associates, Inc.  

Appendix 
Page 2 

 
 
 
 
 
 
 
 
 
 
 
APPENDIX 

Reserve Definitions and Classifications 

The Securities and Exchange Commission, in SX Reg. 210.4-10 dated November 18, 1981, as amended on September 19, 1989 and 

January 1, 2010, requires adherence to the following definitions of oil and gas reserves: 

“(22) 

Proved  oil  and  gas  reserves.    Proved  oil  and  gas  reserves  are  those  quantities  of  oil  and  gas,  which,  by  analysis  of 
geoscience and engineering data, can be estimated with reasonable certainty to be economically producible—from a given date forward, from 
known reservoirs, and under existing economic conditions, operating methods, and government regulations— prior to the time at which contracts 
providing  the  right  to  operate  expire,  unless  evidence  indicates  that  renewal  is  reasonably  certain,  regardless  of  whether  deterministic  or 
probabilistic  methods  are  used  for  the  estimation.  The  project  to  extract  the  hydrocarbons  must  have  commenced  or  the  operator  must  be 
reasonably certain that it will commence the project within a reasonable time. 

“(i) 

The area of a reservoir considered as proved includes: (A) The area identified by drilling and limited by fluid contacts, if any, 
and  (B)  Adjacent  undrilled  portions  of  the  reservoir  that  can,  with  reasonable  certainty,  be  judged  to  be  continuous  with  it  and  to  contain 
economically producible oil or gas on the basis of available geoscience and engineering data.  

“(ii) 

In the absence of data on fluid contacts, proved quantities in a reservoir are limited by the lowest known hydrocarbons (LKH) 
as  seen  in  a  well  penetration  unless  geoscience,  engineering,  or  performance  data  and  reliable  technology  establishes  a  lower  contact  with 
reasonable certainty. 

“(iii)  Where direct observation from well penetrations has defined a highest known oil (HKO) elevation and the potential exists for 
an associated gas cap, proved oil reserves may be assigned in the structurally higher portions of the reservoir only if geoscience, engineering, or 
performance data and reliable technology establish the higher contact with reasonable certainty. 

“(iv) 

Reserves  which  can  be  produced  economically  through  application  of  improved  recovery  techniques  (including,  but  not 
limited to, fluid injection) are included in the proved classification when: (A) Successful testing by a pilot project in an area of the reservoir with 
properties no more favorable than in the reservoir as a whole, the operation of an installed program in the reservoir or an analogous reservoir, or 
other evidence using reliable technology  establishes the reasonable certainty of the  engineering  analysis on  which the project or program  was 
based; and (B) The project has been approved for development by all necessary parties and entities, including governmental entities. 

“(v) 

Existing economic conditions include prices and costs at which economic producibility from a reservoir is to be determined. 
The price shall be the average price during the 12-month period prior to the ending date of the period covered by the report, determined as an 
unweighted arithmetic average of the first-day-of-the-month price for each  month within such period, unless prices are defined by contractual 
arrangements, excluding escalations based upon future conditions. 

“(6) 

Developed oil and gas reserves.  Developed oil and gas reserves are reserves of any category that can be expected to be 

recovered:  

“(i) 

Through  existing  wells  with  existing  equipment  and  operating  methods  or  in  which  the  cost  of  the  required  equipment  is 

relatively minor compared to the cost of a new well; and  

“(ii) 

Through installed extraction equipment and infrastructure operational at the time of the reserves estimate if the extraction is 

by means not involving a well. 

“(31) 

Undeveloped oil and gas reserves.  Undeveloped oil and gas reserves are reserves of any category that are expected to 

be recovered from new wells on undrilled acreage, or from existing wells where a relatively major expenditure is required for recompletion.  

“(i) 

Reserves  on  undrilled  acreage  shall  be  limited  to  those  directly  offsetting  development  spacing  areas  that  are  reasonably 
certain of production when drilled, unless evidence using reliable technology exists that establishes reasonable certainty of economic producibility 
at greater distances.  

“(ii) 

Undrilled locations can be classified as having undeveloped reserves only if a development plan has been adopted indicating 

that they are scheduled to be drilled within five years, unless the specific circumstances, justify a longer time.  

“(iii) 

Under no circumstances shall estimates for undeveloped reserves be attributable to any acreage for which an application of 
fluid injection or other improved recovery technique is contemplated, unless such techniques have been proved effective by actual projects in the 
same reservoir or an analogous reservoir, as defined in paragraph (a)(2) of this section, or by other evidence using reliable technology establishing 
reasonable certainty. 

Cawley, Gillespie & Associates, Inc.  

Appendix 
Page 3 

 
 
 
 
 
 
 
 
 
 
“(18) 

Probable  reserves.    Probable  reserves  are  those  additional  reserves  that  are  less  certain  to  be  recovered  than  proved 

reserves but which, together with proved reserves, are as likely as not to be recovered. 

“(i) 

When deterministic methods are used, it is as likely as not that actual remaining quantities recovered will exceed the sum of 
estimated proved plus probable reserves. When probabilistic methods are used, there should be at least a 50% probability that the actual quantities 
recovered will equal or exceed the proved plus probable reserves estimates.  

“(ii) 

Probable reserves may be assigned to areas of a reservoir adjacent to proved reserves where data control or interpretations of 
available  data  are  less  certain,  even  if  the  interpreted  reservoir  continuity  of  structure  or  productivity  does  not  meet  the  reasonable  certainty 
criterion. Probable reserves may be assigned to areas that are structurally higher than the proved area if these areas are in communication with the 
proved reservoir.  

“(iii) 

Probable reserves estimates also include potential incremental quantities associated with a greater percentage recovery of the 

hydrocarbons in place than assumed for proved reserves.  

“(iv) 

See also guidelines in paragraphs (17)(iv) and (17)(vi) of this section (below). 

“(17) 

Possible  reserves.    Possible  reserves  are  those  additional  reserves  that  are  less  certain  to  be  recovered  than  probable 

reserves. 

“(i) 

When  deterministic  methods  are  used,  the  total  quantities  ultimately  recovered  from  a  project  have  a  low  probability  of 
exceeding proved plus probable plus possible reserves. When probabilistic methods are used, there should be at least a 10% probability that the 
total quantities ultimately recovered will equal or exceed the proved plus probable plus possible reserves estimates. 

“(ii) 

Possible reserves may be assigned to areas of a reservoir adjacent to probable reserves where data control and interpretations 
of available data are progressively less certain. Frequently, this will be in areas where geoscience and engineering data are unable to define clearly 
the area and vertical limits of commercial production from the reservoir by a defined project. 

“(iii) 

Possible reserves  also include incremental quantities associated  with a greater percentage recovery of the hydrocarbons in 

place than the recovery quantities assumed for probable reserves. 

“(iv) 

The proved plus probable and proved plus probable plus possible reserves estimates must be based on reasonable alternative 
technical and commercial interpretations within the reservoir or subject project that are clearly documented, including comparisons to results in 
successful similar projects. 

“(v) 

Possible reserves may be assigned where geoscience and engineering data identify directly adjacent portions of a reservoir 
within  the  same  accumulation  that  may  be  separated  from  proved  areas  by  faults  with  displacement  less  than  formation  thickness  or  other 
geological  discontinuities  and  that  have  not  been  penetrated  by  a  wellbore,  and  the  registrant  believes  that  such  adjacent  portions  are  in 
communication  with  the  known  (proved)  reservoir.  Possible  reserves  may  be  assigned  to  areas  that  are  structurally  higher  or  lower  than  the 
proved area if these areas are in communication with the proved reservoir. 

“(vi) 

Pursuant  to  paragraph  (22)(iii)  of  this  section  (above),  where  direct  observation  has  defined  a  highest  known  oil  (HKO) 
elevation  and  the  potential  exists  for  an  associated  gas  cap,  proved  oil  reserves  should  be  assigned  in  the  structurally  higher  portions  of  the 
reservoir  above  the  HKO  only  if  the  higher  contact  can  be  established  with  reasonable  certainty  through  reliable  technology.  Portions  of  the 
reservoir  that  do  not  meet  this  reasonable  certainty  criterion  may  be  assigned  as  probable  and  possible  oil  or  gas  based  on  reservoir  fluid 
properties and pressure gradient interpretations.” 

Instruction  4  of  Item  2(b)  of  Securities  and  Exchange  Commission  Regulation  S-K  was  revised  January  1,  2010  to  state  that  "a 
registrant engaged in oil and gas producing activities shall provide the information required by Subpart 1200 of Regulation S–K."  This is relevant 
in that Instruction 2 to paragraph (a)(2) states: “The registrant is permitted, but not required, to disclose probable or possible reserves pursuant to 
paragraphs (a)(2)(iv) through (a)(2)(vii) of this Item.” 

“(26) 

Reserves.  Reserves are estimated remaining quantities of oil and gas and related substances anticipated to be economically 
producible, as of a given date, by application of development projects to known accumulations. In addition, there must exist, or there must be a 
reasonable expectation that there will exist, the legal right to produce or a revenue interest in the production, installed means of delivering oil and 
gas or related substances to market, and all permits and financing required to implement the project. 

“Note to paragraph (26): Reserves should not be assigned to adjacent reservoirs isolated by major, potentially sealing, faults until those 
reservoirs are penetrated and evaluated as economically producible. Reserves should not be assigned to areas that are clearly separated from a 
known accumulation by a non-productive reservoir (i.e., absence of reservoir, structurally low reservoir, or negative test results). Such areas may 
contain prospective resources (i.e., potentially recoverable resources from undiscovered accumulations).” 

Cawley, Gillespie & Associates, Inc.  

Appendix 
Page 4 

 
 
 
 
 
1 3 6 4 0   B R I A R W I C K   D R I V E ,   S U I T E   1 0 0  
A U S T I N ,   T E X A S   7 8 7 2 9 - 1 7 0 7  
5 1 2 - 2 4 9 - 7 0 0 0  

Cawley, Gillespie & Associates, Inc. 
PETROLEUM CONSULTANTS 
3 0 6   W E S T   S E V E N T H   S T R E E T ,   S U I T E   3 0 2  
F O R T   W O R T H ,   T E X A S   7 6 1 0 2 - 4 9 8 7  
8 1 7 - 3 3 6 - 2 4 6 1  
w w w . c g a u s . c o m  

1 0 0 0   L O U I S I A N A   S T R E E T ,   S U I T E   6 2 5  
H O U S T O N ,   T E X A S   7 7 0 0 2 - 5 0 0 8  
7 1 3 - 6 5 1 - 9 9 4 4  

Professional Qualifications of Robert D. Ravnaas, P.E. 
President of Cawley, Gillespie & Associates 

Mr. Ravnaas has been a Petroleum Consultant for Cawley, Gillespie & Associates (CG&A) since 1983, and became President in 2011.  
He has completed numerous field studies, reserve evaluations and reservoir simulation, waterflood design and monitoring, unit equity 
determinations  and  producing  rate  studies.    He  has  testified  before  the  Texas  Railroad  Commission  in  unitization  and  field  rules 
hearings.  Prior to CG&A he worked as a Production Engineer for Amoco Production Company.  Mr. Ravnaas received a B.S. with 
special honors in Chemical Engineering from the University of Colorado at Boulder, and a M.S. in Petroleum Engineering from the 
University  of  Texas  at  Austin.    He  is  a  registered  professional  engineer  in  Texas,  No.  61304,  and  a  member  of  the  Society  of 
Petroleum Engineers (SPE), the Society of Petroleum Evaluation Engineers, the American Association of Petroleum Geologists and 
the Society of Professional Well Log Analysts. 

 
 
 
 
 
 
 
 
 
 
fp_Cover  4/6/15  11:23 AM  Page 2

With our acquisition of Kodiak Oil & Gas Corp., we are a

Corporate Overview

stronger company working to prosper at current prices.

Our complimentary acreage positions concentrated in

Financial and Operations Summary

the sweet spots of the Williston Basin allow for more

Letter to the Shareholders

efficient operations, and the application of Whiting’s

technological expertise to enhance drilling results and

reduce costs. The increased scale of the combined 

companies enhances the company’s position relative to

competitors and achieves a better cost profile for its

drilling and completion program. Along with our high

quality acreage position in the DJ Basin Niobrara play 

Acquisitions

Drilling and Operations Overview

Exploration and Development

Redtail: Our Economic Sweet Spot

in our Redtail field, we believe Whiting controls the 

Technique and Technology

premier light, tight oil assets in North America. 

1

2

4

6

8

10

12

14

16

17

ABBREVIATIONS

Bbl: One stock tank barrel, or 42 U.S. gallons liquid volume, used in this

reserves and accordingly are subject to substantially greater risk of

report in reference to oil, NGLs and other liquid hydrocarbons.

not actually being realized by the Company.

Board of Directors

Annual Report on Form 10-K

Corporate Investor Information

Inside back cover

RESERVE INFORMATION

Whiting uses in this annual report the terms proved, probable and

possible reserves. Proved reserves are reserves which, by analysis of

geoscience and engineering data, can be estimated with reasonable

certainty to be economically producible from a given date forward,

from known reservoirs under existing economic conditions, operating

methods and government regulations prior to the time at which con-

tracts providing the right to operate expire, unless evidence indicates

that renewal is reasonably certain. Probable reserves are reserves that

are  less  certain  to  be  recovered  than  proved  reserves  but  which, 

together with proved reserves, are as likely as not to be recovered. Pos-

sible reserves are reserves that are less certain to be recovered than

probable reserves. Estimates of probable and possible reserves which

may potentially be recoverable through additional drilling or recovery

techniques are by nature more uncertain than estimates of proved

FORWARD-LOOKING STATEMENTS

This annual report contains forward-looking statements. Please

refer to “Forward-Looking Statements” on page 64 of the attached

Annual Report on Form 10-K for an explanation of these types of state-

ments. These statements should be considered in light of the “Risk Factors”

set forth on page 17 of the attached Annual Report on Form 10-K. 

Pictured on the cover is higher density drilling at our Mork

Trust Unit in the Hidden Bench field, located in McKenzie

County, North Dakota. The Mork Trust 21-17-2H and the

Mork Trust 21-17-3H were completed at an average rate

of 2,643 BOE/d per well from the Bakken. These wells

were infill wells testing an eight well per spacing unit

pattern in the Middle Bakken formation. Both wells,

which were completed using cemented liners and plug-

and-perf  technology,  were  fracture  stimulated  in  30

stages with four entry points per stage. These wells, using

our new completion design, had initial production rates

that were 53% better than old wells completed with our

previous completion design.

Bcf: One billion cubic feet of natural gas.

BOE: One stock tank barrel of oil equivalent, computed on an approxi-

mate energy equivalent basis that one Bbl of crude oil equals six Mcf of

natural gas and one Bbl of crude oil equals one Bbl of natural gas liquids.

BOE/d: Barrels of oil equivalent per day.

Completion: The installation of permanent equipment for the produc-

tion of crude oil or natural gas, or in the case of a dry hole, the reporting

of abandonment to the appropriate agency. 

EOR: Enhanced Oil Recovery is a tertiary recovery method in which

injectants, such as CO2, are introduced into a reservoir to enhance 

hydrocarbon recovery.

MBOE: One thousand BOE.

MBOE/d: MBOE per day.

MMBbl: One million barrels.

MMBOE: One million BOE.

MMcf/d: MMcf per day.

NGLs: Natural gas liquids.

Mcf: One thousand cubic feet, used in reference to natural gas or CO2.

MMcf: One million cubic feet, used in reference to natural gas or CO2.

ABOUT THE COVER

CONTENTS

EXECUTIVE OFFIC ERS

OTHER  OFFICERS

BOARD OF DIRECTORS

JAMES J.VOLKER
Chairman of the Board, President 
and Chief Executive Officer

CHUCK LACOUTURE
Vice President, Marketing 
for Whiting Oil and Gas Corporation

MARK D. SONNENFELD
Vice President, Geoscience 
for Whiting Oil and Gas Corporation

DOUGLAS L. WALTON
Vice President and 
National Drilling Manager 
for Whiting Oil and Gas Corporation

ERIC K. HAGEN
Vice President, Investor Relations

JACK R. EKSTROM
Vice President, Corporate 
and Government Relations

MICHAEL R. CRAIG
Vice President, 
Information Technology

MICHAEL J. STEVENS
Senior Vice President and 
Chief Financial Officer

MARK R. WILLIAMS
Senior Vice President, Exploration 
and Development

RICK A. ROSS
Senior Vice President, Operations

PETER W. HAGIST
Senior Vice President, Planning

STEVEN A. KRANKER
Vice President, Reservoir Engineering 
and Acquisitions

BRUCE R. DEBOER
Vice President, General Counsel 
and Corporate Secretary

BRENT P. JENSEN
Vice President and Treasurer

DAVID M. SEERY
Vice President, Land

HEATHER M. DUNCAN
Vice President, Human Resources

                                                       DIRECTOR SINCE

JAMES J. VOLKER                                 2003
Chairman of the Board, President 
and Chief Executive Officer

THOMAS L. ALLER *+                           2003
Retired President
Interstate Power and Light Company 
an Alliant Energy Company

D. SHERWIN ARTUS^                            2006
Retired President and CEO
Whiting Petroleum Corporation

JAMES E. CATLIN                                 2014
Past Executive Vice President 
and Director
Kodiak Oil and Gas Corporation

PHILIP E. DOTY*^                                  2010
Certified Public Accountant

WILLIAM N. HAHNE +^                        2007
Past Chief Operating Officer
Petrohawk Energy Corporation

ALLAN R. LARSON^                             2011
Consulting Geologist

LYNN A. PETERSON                             2014
Past President, CEO and 
Chairman of the Board
Kodiak Oil and Gas Corporation

MICHAEL B. WALEN*+                         2013
Past Chief Operating Officer 
Cabot Oil and Gas Corporation

* Audit Committee
+ Compensation Committee
^ Nominating and Governance Committee

CORPORATE OFFICES

TRANSFER AGENT

Whiting Petroleum Corporation

Please direct communication 

1700 Broadway, Suite 2300

regarding individual stock records

INFORMATION UPDATES

Whiting’s quarterly financial results and

other information are available on our

Denver, Colorado 80290-2300

and address changes to:

website at www.whiting.com

Tel: (303) 837-1661 

Fax: (303) 861-4023

www.whiting.com

Computershare Trust Company, N.A.

8742 Lucent Blvd., Suite 225

ANNUAL REPORT ON FORM 10-K

Highlands Ranch, Colorado 80129

Upon request, the Company will 

INVESTOR RELATIONS

Securities analysts, investors and the 
financial media should contact:
John B. Kelso
Director, Investor Relations

Tel: (303) 837-1661

Eric K. Hagen

Tel: (303) 262-0600 

Fax: (303) 262-0700

www.computershare.com

INDEPENDENT 

PETROLEUM ENGINEERS
Cawley, Gillespie & Associates, Inc.

Vice President, Investor Relations

INDEPENDENT REGISTERED 

Tel: (303) 837-1661

PUBLIC ACCOUNTING FIRM

Deloitte & Touche LLP

provide, without charge, copies of the
2014 Annual Report on Form 10-K 
as filed with the Securities and 
Exchange Commission

ANNUAL MEETING

Tuesday, June 2, 2015

10:00 A.M. (DENVER TIME)

The Grand Hyatt Hotel

Capitol Peak Ballroom

555 17th Street, 38th floor

Denver, Colorado 80202

STOCK EXCHANGE LISTING

New York Stock Exchange, trading 

symbol: WLL

fp_Cover  4/6/15  11:23 AM  Page 1

1700 Broadway, Suite 2300

Denver, Colorado 80290-2300

Tel: (303) 837-1661

Fax: (303) 861-4023

www.whiting.com

WHITING PETROLEUM CORPORATION

The Largest Bakken/Three Forks Producer

A STRONGER

COMPANY

WORKING TO

PROSPER AT

CURRENT PRICES

Annual Report  2014