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National Fuel Gas Company

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FY2007 Annual Report · National Fuel Gas Company
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National Fuel Gas Company

All the Right Elements

2007 Annual Report and Form 10-K

All the Right Elements

National Fuel Gas Company is one of the few truly integrated companies within the natural 
gas and energy industries. 

Our  operating  segments  are  assembled  in  an  organization  which  actively  participates 
across  the  full  spectrum  of  the  natural  gas  world,  from  exploration  and  production,  to 
transportation and storage, to final customer delivery.

Much like the methane (natural gas) molecule depicted here, if any component of our company was absent, its stability could 
be seriously compromised. But our nearly $4 billion of assets are expertly invested across each of these segments, making us a 
stronger, steadier organization capable of generating consistent earnings results – and superior shareholder returns – over time.

Our business is far from elementary. It requires experienced, savvy leadership – and that’s exactly what we’ve assembled 
at the board, executive, management and subsidiary levels. We have repeatedly proven the merits of our structure and the 
quality of our decisions. And our shareholders have enjoyed the benefits of our discipline time and time again. In the coming 
pages, you’ll learn about what’s next for this company with the 105-year track record. And most importantly, you’ll see how 
you, as a shareholder, will benefit from our momentum.

Corporate Profile

National  Fuel  Gas  Company,  incorporated  in  1902,  is 
a  diversified  energy  company  with  its  headquarters  in 
Williamsville,  New  York.  The  Company’s  $3.9  billion 
in  assets  are  distributed  among  five  principal  business 
segments:  Exploration  and  Production,  Pipeline  and 
Storage,  Utility,  Energy  Marketing,  and  Timber.  National 
Fuel’s  history  dates  from  the  earliest  days  of  the  natural 
gas and oil industry in the United States and the Company 
has been responsible for many industry firsts. Today, the 
Company continues to be managed in the same innovative 
and  entrepreneurial  spirit  and  takes  pride  in  its  105-year 
tradition of delivering service and value.

Exploration and Production
Seneca Resources Corporation explores for, develops and 
purchases  natural  gas  and  oil  reserves  in  California,  the 
Appalachian region, Wyoming, and the Gulf Coast region 
of  Texas,  Louisiana  and  Alabama.  Currently,  Seneca’s 
exploration emphasis is centered on developing reserves 
and  increasing  production  in  the  Appalachian  region, 
economically  producing  our  reserves  in  California,  and 
exploring in the shallow Gulf of Mexico where we feel we 
have a competitive advantage.

Pipeline and Storage
National  Fuel  Gas  Supply  Corporation  and  Empire  State 
Pipeline  provide  natural  gas  transportation  and  storage 
services to affiliated and nonaffiliated companies through 
an  integrated  system  of  2,937  miles  of  pipeline  and  32 

underground  natural  gas  storage  fields  (including  four 
storage fields co-owned with nonaffiliated companies). This 
system is located within an area bounded by the Canadian 
border  at  the  Niagara  River,  southwestern  Pennsylvania 
and central New York, just north of Syracuse.

Utility
National  Fuel  Gas  Distribution  Corporation  sells  or 
transports natural gas to approximately 725,000 customers 
through  a  local  distribution  system  located  in  western 
New  York  and  northwestern  Pennsylvania.  The  principal 
metropolitan areas served by this system include Buffalo, 
Niagara  Falls  and  Jamestown  in  New  York,  and  Erie  and 
Sharon in Pennsylvania.

Energy Marketing
National  Fuel  Resources,  Inc.  markets  natural  gas  to 
industrial, commercial, public authority and residential end-
users in western and central New York and northwestern 
Pennsylvania,  offering  competitively  priced  energy  and 
energy management services to its customers.

Timber
Highland  Forest  Resources,  Inc.  and  the  Northeast 
Division  of  Seneca  Resources  Corporation  carry  out  the 
Timber  segment  operations  for  the  Company.  Highland 
operates two sawmills in northwestern Pennsylvania. This 
segment  markets  timber  and  lumber  from  its  New  York 
and Pennsylvania land holdings.

1 Financial Highlights     2 National Fuel at a Glance     4 Letter to Shareholders   
10 Review of Operations     2nd page of Form 10-K Glossary     Inside Back Cover Investor Information

This document contains “forward-looking statements” as defined by the Private Securities Litigation Reform Act of 1995. Forward-looking statements 
should  be  read  with  the  cautionary  statements  included  in  the  Company’s  Form  10-K  at  Item  7,  MD&A,  under  the  heading  “Safe  Harbor  for 
Forward-Looking Statements.” Forward-looking statements are all statements other than statements of historical fact, including, without limitation, 
statements  regarding  future  prospects,  plans,  performance  and  capital  structure,  anticipated  capital  expenditures,  completion  of  construction 
projects,  projections  for  pension  and  other  post-retirement  benefit  obligations,  impacts  of  the  adoption  of  new  accounting  rules,  and  possible 
outcomes of litigation or regulatory proceedings, as well as statements that are identified by the use of the words “anticipates,” “estimates,” 
“expects,” “forecasts,” “intends,” “plans,” “predicts,” “projects,” “believes,” “seeks,” “will,” and “may” and similar expressions.

Financial Highlights

Year Ended September 30,  

2007 

2006 

2005 

2004 

2003

Operating Revenues (Thousands)(1) 
Net Income Available for Common Stock 
(Thousands)  
Return on Average Common Equity (6)  
Per Common Share
  Basic Earnings 
  Diluted Earnings 
  Dividends Paid 
  Dividend Rate at Year-End 
  Book Value at Year-End 

Common Shares Outstanding at Year-End 
Weighted Average Common 
  Shares Outstanding

  Basic 
  Diluted  

Average Common Shares Traded Daily 
Common Stock Price

  High  
  Low  
  Close  

Net Cash Provided by Operating Activities 
(Thousands) 
Total Assets (Thousands) 
Capital Expenditures (Thousands) 
Investment in Subsidiaries, 
  Net of Cash Acquired (Thousands) 

Volume Information

 Utility Throughput-MMcf

  Gas Sales 
  Gas Transportation  

 Pipeline & Storage Throughput-MMcf

  Gas Transportation  

 Production Volumes

  Gas-MMcf  
  Oil-Mbbl  
  Total-MMcfe  
 Proved Reserves
  Gas-MMcf  
  Oil-Mbbl  
  Total-MMcfe  

 Energy Marketing Volumes-MMcf

  Gas  

Average Number of Utility 
  Retail Customers  
Average Number of Utility 
  Transportation Customers 
Number of Employees at September 30 (8)  

$  2,039,566 

$  2,239,675  

$ 1,860,774 

$ 1,867,875 

$ 1,821,899

$  337,455(2) 
22.0% 

$  138,091(3) 

10.3%  

$  189,488 (4) 
15.3% 

$  166,586 

13.9%  

$  178,944(5) 
16.7% 

4.06 
$ 
3.96 
$ 
1.21 
$ 
1.24 
$ 
19.53 
$ 
  83,461,308 

1.64  
$ 
1.61  
$ 
1.17  
$ 
1.20  
$ 
$ 
17.31  
  83,402,670  

2.27 
$ 
2.23 
$ 
1.13 
$ 
1.16 
$ 
$ 
14.58 
 84,356,748 

2.03 
$ 
2.01 
$ 
1.09 
$ 
1.12 
$ 
$ 
15.11  
 82,990,340 

2.21(7) 
$ 
2.20 (7) 
$ 
1.05
$ 
1.08
$ 
$ 
13.97
 81,438,290

  83,141,640 
  85,301,361 
593,424 

  84,030,118  
  86,028,466 
445,802 

 83,541,627 
 85,029,131 
322,887 

 82,045,535 
 82,900,438 
223,600 

 80,808,794
 81,357,896 
221,021

$ 
$ 
$ 

47.87 
35.02 
46.81 

$ 
$ 
$ 

39.16 
29.25 
36.35 

$ 
$ 
$ 

36.00 
26.20 
34.20 

$ 
$ 
$ 

28.43  
21.71  
28.33  

$ 
$ 
$ 

27.51  
17.95  
22.85  

$  394,197 
$  3,888,412 
$  276,728 

$  471,400 
$  3,763,748 
$  294,159 

$  317,346 
$ 3,749,753 
$  219,530 

$  437,149 
$ 3,738,103 
$  172,341 

$  325,728
$ 3,740,944  
$  152,251  

$ 

– 

$ 

– 

$ 

– 

$ 

– 

$  228,814  

73,031 
62,240 

71,109 
57,950 

80,274 
59,770 

101,961 
60,565  

112,162 
64,232 

356,088 

374,988 

372,379 

351,683  

350,929 

26,266 
3,450 
46,966 

205,389 
47,586 
490,905 

25,771 
3,608 
47,419 

232,575 
58,018 
580,683  

29,179 
3,869 
52,393 

238,140 
60,257 
599,682 

33,013  
4,528  
60,181  

224,784 
65,213  
616,062 

33,805 
6,737 
74,227 

251,117  
69,764
669,700 

50,775 

45,270 

40,683 

41,651  

45,135 

645,723 

669,731 

674,633 

678,976  

680,007 

79,676 
1,952 

57,713 
1,993 

56,262 
2,044 

53,331  
2,918  

53,381  
3,037

(1)  Excludes discontinued operations.
(2)  Includes gain on sale of Seneca Energy Canada, Inc. of $120.3 million.
(3)  Includes impairment of oil and gas producing properties of ($68.6) million.
(4)  Includes gain on sale of United Energy of $25.8 million.
(5)  Includes gain on sale of timber properties of $102.2 million, loss on sale of oil and gas assets of ($39.6) million, and cumulative effect of changes in accounting of ($8.9) million.
(6)  Calculated using average Total Comprehensive Shareholder Equity.
(7)  Per common share amounts include an ($0.11) reduction to both basic and diluted earnings per share related to the cumulative effect of changes in accounting.
(8)  Includes 0, 23, 26, 863 and 897 international employees at September 30, 2007, 2006, 2005, 2004 and 2003, respectively.

All references to years in this Annual Report are to the Company’s fiscal year, which ends September 30.

1

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
National Fuel’s Integration

Exploration and Production

In 2007
•	Income	from	continuing	operations	of	$74.9	million	(also	realized	an	after-tax	gain	of	$120.3	million	from	the	sale	of	

Canadian exploration and production assets and achieved income of $15.5 million from the operation of those assets 
prior to sale).

•	Total	production	of	47	Bcfe	(56%	natural	gas	and	44%	oil),	was	within	expectations,	even	after	excluding	sale	of	

Canadian properties.

•	Commenced	drilling	of	303	gross	wells,	an	increase	of	9%	over	2006.
•	Weighted	average	price	received	for	domestic	oil	production	increased	$11.42	to	$51.68	per	bbl,	an	increase	of	28.4%.	

Weighted	average	price	received	for	domestic	natural	gas	production	increased	$0.23	to	$7.25	per	mcf,	an	increase	of	3.3%.

2008 Outlook
•	Expand	conventional	Appalachian	drilling	program	to	drill	280	wells.
•	Continue	joint	venture	with	EOG	Resources	to	examine	shale	potential	in	our	Appalachian	acreage,	with	18	wells	

anticipated	to	be	drilled,	10	of	which	will	be	horizontal.

•	Total	capital	budget	of	$154	million,	compared	to	$146.7	million	(for	continuing	operations)	spent	in	2007.
•	Production	goal	of	38	to	44	Bcfe	for	streamlined	operations	in	Appalachia,	California	and	Gulf	of	Mexico.

Pipeline and Storage

In 2007
•	Net	income	of	$56.4	million.
•	Capital	expenditures	of	$43.2	million.
•	Signed	contract	with	an	anchor	shipper	and	broke	ground	on	the	Empire	Connector	Project,	a	78-mile,	24-inch	pipeline	
designed	to	deliver	250	MDth	of	natural	gas	per	day	from	the	Empire	Pipeline	near	Rochester,	N.Y.,	to	the	Millennium	
Pipeline	near	Corning,	N.Y.	

2008 Outlook
•	Anticipated	completion	of	Empire	Connector	Project,	with	an	in-service	date	of	November	2008.
•	Actively	signing	precedent	agreements	for	development	of	West	to	East	Pipeline	Project	to	move	Rockies	Express	
and Appalachian local production to liquid delivery points at Leidy, Millennium Pipeline and other off-system points.

•	Continually	evaluate	the	gas	storage	market	for	acquisitions	and	economic	storage	expansion	projects.

Utility

In 2007
•	Net	income	of	$50.9	million.
•	Filed	rate	case	in	New	York,	requesting	a	$52	million	base	rate	increase,	a	revenue	decoupling	mechanism	and	a	

Conservation Incentive Program.

•	Recognized	nine-month	impact	of	new	rates	in	Pennsylvania,	which	contributed	significantly	to	an	increase	in	net	

income of $7.3 million in the Pennsylvania service territory compared to 2006.

2008 Outlook
•	Conservation	Incentive	Program	in	New	York	was	approved	on	September	19,	2007,	with	a	final	decision	on	base	

rates anticipated in December 2007.

•	In	New	York,	employ	revenue	decoupling	mechanism	(if	approved)	to	achieve	a	margin	based	on	allowed	rate	
of return; and in Pennsylvania, continue to participate in generic case on revenue decoupling, facilitating the 
implementation of this program in that region.

•	Continue	to	provide	safe,	reliable	service	while	managing	costs	and	maintaining	high	customer	service	standards.

2

		
Energy Marketing

In 2007
•	Net	income	of	$7.7	million.
•	Record	throughput	of	50.8	Bcf	of	natural	gas,	an	increase	of	more	than	12%	from	the	previous	year.
•	Increased	number	of	commercial	and	industrial	accounts	by	13.3%,	and	residential	accounts	by	2.6%.

2008 Outlook
•	Continue	to	focus	on	core	markets	and	market	protection;	and	provide	energy	expertise	to	residential,	commercial	

and industrial customers.

Timber

In 2007
•	Net	income	of	$3.7	million.
•	Completed	installation	of	a	new	sorting	facility	at	our	mill	in	Marienville,	Pa.,	which	will	help	optimize	the	value	of	each	

log harvested.

2008 Outlook
•	Continue	to	harvest	quality	hardwoods	in	a	manner	that	is	respectful	to	the	environment,	while	facilitating	natural	

regeneration of this resource.

■  Exploration & Production Mineral Rights
■  Utility Service Area
■	 National	Fuel	System	Pipeline	&	Storage	Assets
■  Energy Marketing Area
■  Timber Acreage
■  Timber Sawmill Locations

Lake Ontario

Rochester

Buffalo

New York

Syracuse

Lake Erie

Erie

CA

Binghamton

TX

Albany

Pennsylvania

CA

TX

LA

3

To Our Shareholders

Record  earnings,  record  stock  price,  record  dividend,  beating 
the  S&P  500  total  return  for  the  last  one-,  three-,  five-  and 
10-year  periods—it  doesn’t  get  much  better  than  this  for  a 
largely rate-regulated company that delivers real products and 
services with real assets. This year earnings of $3.96 per share, 
which include a significant gain from the sale of our Canadian 
assets, were made possible by contributions from each of our 
business segments. In addition to record financial performance, 
we  accomplished  a  great  deal  in  2007  to  prepare  for  continued 

successes in 2008 and beyond.

Just  as  the  strength  and  value  of  the  methane  molecule  result  from  the 
integration and balance of the elements that comprise it, the essence of your 
Company, including its strength and value, comes from the integration of its assets. 
Individually,	these	assets	are	inherently	attractive,	but	joined	together,	they	deliver	superior	

performance, including a total return to shareholders of 32 percent in fiscal 2007.

We	 completed	 the	 sale	 of	 our	 Canadian	 Exploration	 and	 Production	 assets	 at	 an	 attractive	
price,	 realizing	 a	 gain	 of	 $1.41	 per	 share,	 and	 we	 broke	 ground	 on	 the	 construction	 for	 the	
Empire  Connector  Pipeline,  a  78-mile,  24-inch  interstate  pipeline  designed  to  deliver  250 
MDth	of	natural	gas	per	day	to	growing	markets	in	the	Northeast	and	Mid-Atlantic.	The	Empire	
Connector	Pipeline	project	remains	on	track	to	be	in	service	in	November	2008.	In	Appalachia,	
our  2007  drilling  activity  reached  233  wells.  This  activity,  which  is  already  robust,  will  be 
further	accelerated	in	2008	in	the	shallow	formations	and,	through	our	joint	venture	with	EOG	
Resources, in the deeper shale layer, as part of our aggressive plan to take full advantage of 
the potential of this asset.

In 2007, we continued our impressive dividend history, as your Board of Directors raised the 
dividend for the 37th consecutive year, making 2007 the 105th consecutive year of dividend 
payments to shareholders. In June, we increased the annual dividend rate by 3.3 percent to 
$1.24 per share. Increasing the dividend is something that our shareholders have come to expect 
and is something the Directors and Senior Management of your Company are committed to 
continuing for the foreseeable future.

We	have	also	taken	many	steps	to	improve	our	balance	sheet	and	enhance	our	financial	flexibility.	
At	the	end	of	our	2001	fiscal	year,	debt	represented	62	percent	of	our	total	capitalization;	by	the	end	
of this year, our debt was down to only 38 percent. During this same period of time, our book value 
per share grew from $12.63 to $19.53, an increase of more than 54 percent. At the same time, 
total dividends paid out to shareholders totaled $547.7 million and share repurchases amounted to 
$133.2	million.	Our	current	financial	strength	offers	us	the	flexibility	to	evaluate	acquisitions	and	
allocate capital for investments that represent a strategic fit.

Beyond these financial measures, in 2007, your Company also earned top-10 recognition for its 
performance from Public Utilities Fortnightly. This publication’s analysis of the performance of 
U.S.	utilities	included	a	three-year	average	of	free	cash	flow,	return	on	equity,	sustainable	growth	
and	profit	margin.	We	are	very	proud	to	have	achieved	this	high	standing	among	nearly	100	
other publicly traded companies this year, and to have been included among the top companies 
as rated by Public Utilities Fortnightly for several years.

Philip C. Ackerman (left)  
Chairman and  
Chief Executive Officer

David F. Smith 
President and  
Chief Operating Officer

NFG Share Price ($)
At Sept. 30

46.81

36.35

34.20

28.33

22.85

  03  04  05  06  07

Diluted Earnings 
Per Share ($)

3.96

2.20

2.01

2.23

1.61

  03  04  05  06  07

4

Total Shareholder Returns (1)

National Fuel

S&P MidCap
Multi-Utility

S&P 500

$300

$250

$200

$150

$100

  02  

03 

04 

05 

06 

07

1Assumes $100 invested on September 30, 2002, and reinvestment of dividends.

The  underlying  performance  in  each  of  our  segments  is  the  foundation  for  such  recognition. 
Accomplishments	like	this,	the	commencement	of	our	Empire	Pipeline	project	and	the	significant	
increase  of  drilling  activity  on  our  Appalachian  acreage  since  2006,  are  among  the  things  that 
made us stand out in terms of our success and our leadership in the energy industry.

Much  of  our  success  is  due  to  being  intimately  familiar  with  our  assets,  most  of  which  are 
within driving distance of our headquarters. Contrary to the old saying, familiarity has not bred 
contempt,  but  rather  a  deep  appreciation  for  the  integration  of  our  pipeline,  storage,  utility, 
marketing,  exploration,  production  and  timber  assets.  After  assembling  most  of  our  assets 
generations	ago,	we	have	worked	diligently	to	maximize	every	opportunity	they	have	offered.	
This has resulted in multiple uses of the same property, such as where timber and gas production 
or gas storage take place on the same parcel. The historic roots of many of these properties also 
mean they generally have a relatively low tax basis.

This  integrated  business  as  a  whole,  and  the  value  proposition  this  structure 
creates  for  shareholders,  has  resulted  in  many  years  of  tremendous 
performance. This track record was not achieved by accident, nor 
is  it  the  result  of  shortsighted  decision-making.  Our  strategic 
position, and the decisions that the management and Board of 
your Company make, are designed to enhance shareholder 
value  both  for  today  and  for  the  long-term.  This  is  not 
a  process  that  began  recently,  but  it  is  a  philosophy 
that	is	deeply	instilled	throughout	the	organization.	To	
the  extent  that  we  participate  in  all  aspects  of  this 
industry and own real assets that have real value, we 
believe	National	Fuel	combines	all	the	right	elements	
in a way that will lead to a consistent and successful 
performance through the varied cycles of the energy 
industry that are likely to continue.

2007 
Performance 
Highlights 

EPS grew by 146%, led by a $120 million after-tax gain  
on the sale of Canadian exploration operations.

Generated a total return to shareholders of 32%, 
compared to 16% for the S&P 500.

Increased dividend for the 37th consecutive year,  
to a rate of $1.24 per share annually.

This  integration  of  assets  is  coupled  with  decades 
of experience. Together with Ron Tanski, your Chief 
Financial	 Officer,	 we	 have	 a	 combined	 100	 years	 of	
industry  experience  that  includes  the  industry’s  boom 
and	 bust	 cycles.	 We	 have	 seen	 first-hand	 natural	 gas	

Began constructing the Empire Connector Project, a 78-mile 
pipeline extending from near Rochester to Corning, N.Y., 
designed to deliver 250 MDth of natural gas per day.

Increased Appalachia region drilling by 53% 
compared to 2006.

5

 
shortages transform into an oversupply bubble, and we now live with the current volatile pricing 
environment. By not over-committing to any one segment during these cycles, your Company 
has been able to produce consistent, reliable returns through the years.

Your Board and Management Team, the stewards of your investment, are resolved to make 
educated	decisions	based	upon	a	long-term	view,	using	the	best	information	available.	We	
will continually monitor and assess industry trends and developments; however, we will not 
move recklessly in a strategic direction without performing a diligent review of all of the options 
available	and	the	long-term	implications	of	each	of	those	options.	Nor	will	we	seek	to	boost	
our stock price temporarily at the cost of sacrificing long-term value or competitive advantage. 
We	will	remain	focused	on	the	long-term	consequences	of	those	kinds	of	shifts	in	direction	or	
philosophy and the resulting impact to your investment. 

Our	exploration	and	production	activities	in	Pennsylvania	and	New	York	are	a	prime	example.	
We	have	been	producing	oil	and	gas	in	this	area	for	more	than	100	years,	with	a	level	of	drilling	
that	has	ebbed	and	flowed	as	fluctuating	gas	prices	and	changes	in	technology	have	affected	
the fundamental economics of drilling. In today’s high-price environment, we are implementing 
an	aggressive	knowledge-based	plan	to	fully	develop	the	shallow	sands.	We	plan	to	increase	
our Appalachian drilling at a pace consistent with controlling well quality, capital expenditure 
per producing well and time-to-first-production for each new well. In 2007, we increased the 
number of wells drilled by 53 percent, to a total of 233 in the Devonian and Silurian formations, 
and the estimate of average reserves per well from these newer wells increased 39 percent to 
97 MMcfe, up from 70 MMcfe in 2006.

We	 anticipate	 drilling	 280	 wells	 in	 fiscal	 2008	 in	 the	 Appalachian	 shallow	 formations	 and	
increasing that activity to 350 wells in fiscal 2009. Our strategy and development plan are based 
on our proprietary data, our ongoing geologic work and the extensive knowledge and expertise 
of both our long-time and our newly added Appalachian geologists and engineers.

The  geologic  features,  or  stratigraphy,  of  our  part  of  the  Appalachian  Basin  are  complex  and 
variable.  Highly  successful  wells  with  estimated  ultimate  recoveries  (“EURs”)  exceeding  300 
MMcfe	can	have	adjacent	offset	wells	that	are	subeconomic.	Wells	in	one	part	of	a	county	can	
have average EURs that are twice the average EURs of wells 30 miles away in the same county. 
It would be reckless to embark on a drilling program that failed to take into account the complex 
stratigraphy of the actual geologic formations to be drilled. 

All  available  information,  including  information  to 
come	from	wells	not	yet	drilled,	must	be	utilized	
in	 order	 to	 optimize	 the	 results	 of	 future	
wells.  Drilling  too  many  wells  too  rapidly 
would  eliminate  opportunities  to  make 
informed  decisions  in  favor  of  forging 
blindly  ahead,  likely  causing  average 
well  quality  to  decline,  leading  to 

Seneca  Resoruces  was  a  leader  in  exploration 
and  production  activity  in  the  Appalachian  region 
in  2007.  The  233  wells  drilled  here  represent  the 
most  in  any  one  year  in  the  Company’s  history, 
and we plan to drill 280 wells in the upper Devonian 
sandstone formations in 2008.

Company Capital 
Expenditures, 2007
(By Segment, in Millions)

●  Exploration 
  & Production .......$ 146.7

●  Utility ...................$  54.2

●  Pipeline 
  & Storage ............$  43.2  

●  Timber .................$ 

3.7

●  Discontinued  
  Operations  
  and All Other .......$  28.9

 ............................$ 276.7

Company Capital 
Expenditures, 2008 
Estimated
(By Segment, in Millions)

●  Exploration 
  & Production .......$ 154.0

●  Utility ...................$  59.0

●  Pipeline 
  & Storage ............$ 152.0  

●  Timber .................$ 

1.0

 ............................$ 366.0

6

 
 
delays in first production and significantly reducing 
the net present value of assets. In this segment 
of  our  business,  returns  on  capital  erode 
quickly  as  well  costs  increase,  reserves  per 
well decrease or the time between drilling and 
commencement	of	production	lengthens.	We	
can  continue  to  increase  Appalachian  drilling 
activity  and  production  and  enhance  overall 
value by making informed decisions.

Over  the  years,  our  experience  has  been  that 
opportunities  result  from  the  control  of  assets. 
The prime current example of that is our Appalachia 
acreage  and  the  Marcellus  Shale  formation.  The 
presence of gas in this shale has been known for years, 
but it is only relatively recently that drilling in shale has 
become economic in other parts of the country thanks to 
rising	gas	prices	and	large	strides	in	technology.	Now	attention	
has turned to the Marcellus Shale formation.

We	are	examining	the	Marcellus	Shale	with	EOG	Resources,	an	industry	
leader that has successfully explored and developed shale formations. Although this 
opportunity is in its initial stages, we remain excited about this play and are prepared to allocate 
the resources necessary to thoroughly evaluate and exploit it. To date, we have drilled three 
vertical	wells	and	one	horizontal	well	and	plan	to	drill	18	wells	in	fiscal	year	2008,	10	of	which	
will	be	horizontal.	By	early	2008,	we	expect	to	have	results	for	three	vertical	wells	and	three	
horizontal	wells	on	our	acreage.	The	potential	of	our	Marcellus	Shale	position	is	tremendous,	but	
at	this	point,	it	is	far	from	a	sure	thing.	While	other	shales	have	taken	years	to	understand,	with	
a first-class partner dedicated to this effort, we are both hopeful and excited about this asset.

Our	 financial	 structure	 remains	 elegant	 in	 its	 simplicity.	 We	 have	 equity	 and	 we	 have	 debt,	
with nothing in between, save some minor operating leases. Over the years we have looked 
at a great many forms of financial reengineering and generally found them to be inapplicable, 
inappropriate,  unnecessary  or  misleading.  This  year’s  look  at  Master  Limited  Partnerships 
(“MLPs”) was no exception.

Annual Dividend Rate at Year End
(Dollars per Share)

$1.25

$1.00

$0.75

$0.50

$0.25

0.205

0.255

0.36

1.24

1.04

0.87

0.75

0.60

$0

72 

77 

82 

87 

92 

97 

02 

07

In September, construction began on 
the  78-mile-long  Empire  Connector 
Pipeline	Project.	Phase	One	involved	
approximately 19 miles of the 24-inch 
pipeline  (shown  here)  to  be  installed 
in Yates and Schuyler counties. Phase 
Two  will  commence  in  spring  2008, 
with  the  remaining  mileage  to  be 
completed	by	November.

7

 
MLPs seem attractive on their face as tax-sheltered, clever ways to increase value. But after 
months of painstaking analysis, with the help of top-tier lawyers and investment bankers, we 
concluded  that,  in  our  situation,  an  MLP  of  either  production  or  pipeline  and  storage  assets 
would not increase earnings per share, nor result in an increase in the net present value of our 
assets. In particular, the low tax basis of our assets offset much of the benefit usually seen in an 
MLP.	At	the	end	of	the	day,	for	us,	an	MLP	was	all	sizzle	and	no	steak,	and	we	will	not	sell	our	
investors a product without substance.

We	take	this	opportunity	to	thank	our	Board,	without	whom	the	Company’s	success	would	not	
be possible. Their understanding of this industry and their active involvement in our decision-
making and strategic planning have been essential to the consistent performance shareholders 
have come to expect. Our existing Board of Directors has a wealth of experience in the natural 
gas industry and we are very fortunate to have what we believe is the best Board of Directors 
in the industry. Considering the above-average returns our stock has provided, our consistent 
dividend record, the record earnings attained during 2007 and the fact that our stock has traded 
at an all-time high as recently as today, we are reminded of the value this team of experts brings 
to your Company. Their business decisions continue to demonstrate the wealth of knowledge 
and experience they’ve gained through careers in all facets of the natural gas industry, and in 
business in general.

In	February,	we	also	welcomed	two	new	members	to	the	Board	with	the	election	of	Dave	Smith,	
our current President and Chief Operating Officer, and Steve Ewing, former Vice Chairman and 
Group President of the Gas Division at DTE Energy, making our 10-person board composed 80 
percent	of	independent	directors.	Their	experience	and	dedication	to	the	long-term	objectives	
of your Company will make them ideal accompaniments to this distinguished group. As you 
review similarly situated companies, you will see few, if any, Boards with industry expertise or 
qualifications exceeding those of your Company’s Directors.

In 2007, several members of the Management Team at your Company were 
promoted  in  recognition  of  their  years  of  dedicated  and  expert 
service and we welcomed a key addition to our Exploration and 
Production	 team.	 In	 November	 2007,	 Donna	 DeCarolis	
was promoted to the newly created position of Vice 
President	Business	Development	for	National	Fuel	
Gas  Company.  Donna  will  be  responsible  for 
pursuing acquisition opportunities and will also 
remain President of our landfill gas and power 
generation subsidiaries. At that same time, 
Joe  Del  Vecchio  was  promoted  to  Vice 
President	 of	 National	 Fuel	 Resources,	
Inc.,  and  will  be  responsible  for  your 
Company’s Energy Marketing segment. 
During  2007,  Jeff  Hart,  Sarah  Mugel 
and  Michael  Reville  were  promoted 

The new Bayfront Convention Center, located on Lake 
Erie’s Presque Isle Bay in Erie, Pennsylvania, opened in 
the summer of 2007. This $44 million facility is the largest 
development in the City of Erie’s history and is expected to 
increase the Utility segment’s throughput by approximately 
13,400 Mcf per year.

Book Value Per 
Common Share ($)
At Sept. 30

19.53

17.31

15.1114.58

13.97

  03  04  05  06  07

Total Comprehensive 
Shareholders’ Equity 
($ in Billions, at Sept. 30)

1.63

1.44

1.25 1.23

1.14

  03  04  05  06  07

8

Horizon	 Power	 expanded	 its	 landfill	 gas	 processing	 plant	 in	
2007 by adding four new Caterpillar 3520 engines, each with a 
generation	capacity	of	1.6	megawatts	(MW).	The	plant,	which	
is  owned  in  partnership  with  Innovative  Energy  Systems, 
recovers methane gas from landfills as an alternative energy 
source for power generation. These new engines increase 
Horizon’s	capacity	from	11.2	MW	to	17.6	MW	–	more	than	
50	percent.	Pictured	are:	Scott	Henningham,	Chief	Financial	
Officer of Innovative Energy Systems (left), and Matthew 
Frank,	Asset	Manager	of	Horizon	Power.

to	Assistant	Vice	Presidents	of	National	Fuel	
Gas	 Distribution	 Corporation;	 Duane	 Wassum	
was	 promoted	 to	 President	 of	 Highland	 Forest	
Resources,  Inc.;  and  in  Supply  Corporation,  Jim 
Peterson was promoted to Secretary, Dave Bauer was 
promoted  to  Treasurer,  and  Ron  Kraemer  was  promoted  to 
Assistant Vice-President. Also, in March 2007, John McGinnis was hired as Senior Vice President 
of Seneca Resources to help grow our exploration and production business.

We	also	thank	all	of	our	employees	who	work	diligently	throughout	every	area	of	this	Company,	
each of whom has a remarkable role in our success. Their hard work and dedication make our 
extraordinary results attainable, again and again. Our employees have also demonstrated their 
generosity and dedication to our service areas as, together with matching gifts provided by the 
National	Fuel	Gas	Company	Foundation,	more	than	$2.6	million	has	been	donated	to	more	than	
600	charities	and	organizations	in	the	areas	where	we	live,	work	and	beyond,	during	the	past	
three	years.	This	further	demonstrates	that	the	people	at	National	Fuel	are	not	only	first-rate	
with their minds and their hands, but as well with their hearts.

We	have	developed	a	proud	history	of	success,	leadership	and	expertise	in	the	energy	industry	
during the last 105 years. Our competitive advantage rests in our experience and the assets that 
have been assembled into your Company. Our experience has taught us to expect change, how to 
manage the cycles in our industry and that the development of reliable strategies has a foundation 
in careful consideration of reliable data. That experience, whether it is gained in the field or by 
sitting	at	the	table	in	our	boardroom,	cannot	be	easily	replaced.	We	take	our	role	of	managing	
all	of	the	elements	of	your	Company	very	seriously,	are	proud	of	the	job	we’ve	done	and	remain	
dedicated to providing superior benefit to shareholders today, tomorrow, and far into the future.

Philip C. Ackerman 
Chairman of the Board and Chief Executive Officer

David F. Smith 
President and Chief Operating Officer

December 7, 2007

Net Property, Plant 
and Equipment
($ in Millions, 
At Sept. 30, 2007)

●  Exploration 
  & Production .....$  982.7
● Utility .................$ 1,099.3

●  Pipeline 
  & Storage ..........$  681.9  

●  Energy 
  Marketing .........$ 

0.1

●  Timber ...............$ 

89.9

●  All Other 
  & Corporate ......$ 

24.5

 ..........................$ 2,878.4

Net Cash Provided By 
Operating Activities 
($ in Millions, 
By Segment, in 2007)

●  Exploration 
  & Production .......$ 181.1
● Utility ...................$  68.6

●  Pipeline 
  & Storage ............$  89.7  

●  Energy 
  Marketing ...........$  20.1

●  Timber .................$  10.0

●  All Other 
  & Corporate ........$  24.7

 ............................$ 394.2
 ..............................

9

 
 
 
Exploration and Production

Our Exploration and Production segment has captured the attention of the financial 
community. In Appalachia, or our East Division, Seneca’s ownership of nearly 940,000 
mineral acres is one of the largest positions in the Appalachian Basin. From a historical 
viewpoint,  this  acreage  is  relatively  underdeveloped  as  the  property’s  economics 
generally have been marginal except in today’s higher natural gas price environment. 
It is far more profitable now to develop these assets than it had been. As a result, we 
have significantly accelerated our drilling and capital spending in this region.

10

Net	income	from	continuing	operations	in	this	segment	totaled	$74.9	million	(which	excludes	a	$120	
million after-tax gain on the sale of our Canadian operations) and represented a substantial increase 
compared  to  the  $67.5  million  of  income  from  continuing  operations  achieved  in  fiscal  2006.  In 
addition,	in	2007,	we	commenced	the	drilling	of	233	wells,	targeting	shallow	tight-gas	zones,	that	
compared to 152 wells drilled in 2006 and 83 in 2005. Our fiscal 2008 target for shallow gas drilling 
is 280 wells.

Production	 in	 the	 East	 Division	 increased	 to	 6.3	 Bcfe	 from	 5.5	 Bcfe	 in	 fiscal	 2006.	 We	 expect	
continued	 growth	 in	 fiscal	 2008	 with	 a	 production	 target	 of	 7.3	 Bcfe.	 We	 also	 added	 proved	
reserves of 33 Bcfe for a reserve replacement of more than 500 percent. In addition, a study by 
the	engineering	firm	Netherland,	Sewell	&	Associates,	indicated	110	Bcfe	of	Probable	and	Possible	
reserves, for total 3P reserves of 220 Bcfe on Seneca’s Appalachia properties. 

Wells Drilled 
In Appalachia
Year Ending Sept. 30

280

233

We	continue	to	work	on	our	Marcellus	Shale	joint	venture	with	EOG	Resources,	as	four	wells	have	
been	drilled	to	date,	three	of	which	are	vertical	and	one	of	which	is	horizontal.	We	expect	to	ramp	
up	our	Marcellus	Shale	drilling	in	2008	with	18	wells	anticipated,	10	of	which	will	be	horizontal.	
Although we are in the very early stages of this program, we remain eager and optimistic and plan 
to devote the technical expertise and resources necessary to quantify the potential of this asset.

152

83

51

  04  05  06  07  08

Forecast

Oil and Gas Prices 
($, Weighted Average 
After Hedging)

51.68

40.26

26.59

26.06

16.82

2
4
.
4

6
2
.
6

3
1
.
5

2
0
.
7

5
2
.
7

  03 

04 

05 

06 

07

● Oil  ● Gas

In the Gulf Coast Division, our efforts have been more narrowly focused. Midway through 2007, 
we cut back our Gulf capital spending and have since focused our program to areas where we have 
a	competitive	advantage,	specialized	knowledge	or	recent	success.	In	March	2007,	a	well	at	High	
Island	24L	–	North	was	drilled	as	an	offset	to	our	previous	HI	24L	–	South	discovery.	The	two-well	
HI	24L	Field	is	now	online	and	producing	at	70	MMcfe	per	day.	Seneca	has	a	35	percent	working	
interest	in	the	project.	Overall,	Gulf	of	Mexico	production	is	forecast	to	be	up	five	to	10	percent	in	
2008	when	compared	to	fiscal	2007.	We	will	continue	our	more	disciplined	and	focused	program	in	
2008 with capital spending anticipated to decrease by 24 percent compared to fiscal 2007. 

In	the	West	Division,	or	California,	we	continue	efforts	to	maintain	the	production	level	of	18.3	Bcfe	
that we achieved in 2007. In another step to increase the efficiency of these operations, we expanded 
the	steam	flood	capacity	and	enhanced	the	waste	gas	scrubber	operations.	Our	highly	efficient	and	
well-run operations in California make us a low-cost producer and this division continues to provide 
excellent	cash	flow.	

In the fourth quarter, Seneca streamlined operations by completing the successful divestiture of 
our Canadian assets. Effective August 31, 2007, these assets were sold for $232 million, which 
represented an after-tax gain of more than $120 million. This sale represented 48.8 Bcfe of reserves, 
which  contributed  about  24  MMcfe  per  day  of  production.  Although  this  divestiture  will  reduce 
our	annual	production	by	about	9	Bcfe	annually,	we	expect	to	realize	overall	improved	finding	and	
development costs and an ability to focus our attention on other areas.

In 2008, we expect to spend more than $150 million of capital and expect production 
to be between 38 and 44 Bcfe, as compared to domestic production of 39 Bcfe in 
2007.	We	expect	production	increases	in	the	Appalachian	and	Gulf	regions	while	
California	production	should	remain	nearly	flat.	We	have	hedged	12.2	Bcf	of	
2008 natural gas production at an average price of $8.47 per Mcf on swaps, 
a	floor	price	of	$8.83	per	Mcf	on	no-cost	collars	and	1.4	million	bbl	of	
heavy oil production with an average price of $58.78 per bbl on swaps.

We	 are	 aggressively	 working	 to	 continue	 to	 reduce	 finding	 and	
development	costs	and	improve	reserve	replacement.	We	have	high-
quality assets, a well-focused plan and an experienced and talented 
staff.	 We	 expect	 that	 this	 segment	 will	 be	 the	 near-term	 growth	
engine for the Company, and have mapped out an aggressive, but 
prudent	strategic	plan,	to	optimize	value	over	the	long-term.

  This well is one of more than 2,200 net producing wells which our Seneca Resources subsidiary 
owns and operates in the Appalachian region.

 	In	the	Gulf	of	Mexico,	the	highlight	of	fiscal	2007	was	the	development	of	the	High	Island	24L	Field.	We	
began production in mid-October 2007 and are producing approximately 70 Mcfe of natural gas per day, with 
a 35 percent working interest. This two-well field is currently 16 percent of the Company‘s total production.

11

Pipeline and Storage

There  has  been  a  great  deal  of  activity  in  this 
segment  and  in  this  part  of  the  energy  industry 
in general, and we stand ready to take advantage 
of the growth opportunities that will emerge as a 
result. Because of our geographic location, natural 
gas  can  move  through  our  system  from  Canada, 
Appalachia,  the  Rocky  Mountains,  the  Midwest 
or the Gulf of Mexico to reach growing markets in 
the  Northeast  and  Mid-Atlantic.  We  also  benefit 
by  being  located  in  one  region  of  North  America 
where  it  is  possible  to  store  natural  gas  in  close 
proximity to the Northeast markets.

12

A	 welder	 works	 on	 a	 pipeline	 replacement	 project	 in	 Allegany	 State	
Park’s  popular  Thunder  Rocks  area.  Known  for  its  primitive  forested 
valleys, un-glaciated landscape, fall leaves and wildlife, this park has 
been home to our pipeline for decades where it has co-existed with 
this natural treasure without incident or intrusion.

The strategic location of our pipeline and storage assets, 
relative to our other assets and to other interstate pipeline 
systems, is the underpinning to its value within the Company. 
Its earnings of $56.4 million in 2007 were $800,000 more than 
those  achieved  in  2006.  A  $4.8  million  reversal  of  preliminary 
costs  related  to  the  Empire  Connector,  coupled  with  a  $1.9  million 
gain associated with the discontinuance of hedge accounting on an interest rate collar, represented 
one-time  benefits.  This  was  offset  by  a  $5.9  million  decrease  in  operating  results  related  to  the 
FERC-approved	rate	settlement	with	Supply	Corporation.	This	settlement,	which	became	effective	
on December 1, 2006, and will be in place for five years, gives us the certainty and opportunity to 
restore earnings to their prior level and beyond.

The Empire Connector is our next significant expansion and we reached key development milestones 
last year. A binding service agreement was signed with an anchor shipper that has subscribed for 
60	percent	of	the	pipeline’s	capacity.	We	broke	ground	on	the	pipeline	in	September	and	expect	
that approximately 19 miles of the 78-mile route pipeline will be complete by the end of December. 
In 2008, the remainder of the pipeline will be constructed and a 20,000 horsepower compressor 
station	will	be	built	in	Oakfield,	N.Y.	We	are	aggressively	marketing	the	remaining	capacity,	which	
we	expect	will	be	accessible	by	November	2008.	This	$177	million	pipeline	is	designed	to	deliver	
250	MDth	daily	to	the	Millennium	Pipeline	or	other	interconnects.	For	several	years	we	have	not	
had	major	growth	in	this	segment	because	of	a	lack	of	available	takeaway	capacity	to	the	East.	With	
the Empire Connector and Millennium Pipeline, we will soon gain access to East Coast markets, 
breaking	the	logjam	that	stymied	expansion	in	prior	years.

In	the	spring	of	2007,	we	solicited	interest	in	another	pipeline	project	that	would	transport	gas	from	
the Rockies Express Pipeline and local production sources to our Supply Corporation’s pipeline and 
storage	system.	We	received	extraordinary	market	interest	for	this	endeavor,	totaling	nearly	1	Bcf	of	
daily transportation capacity for a pipeline that is likely to be designed at a capacity of 550-750 MDth 
per	day.	The	project	could	include	building	up	to	324	miles	of	new	pipe	to	connect	the	terminus	of	
the	Rockies	Express	at	Clarington,	Ohio,	to	the	southeast	portion	of	our	system.	We	differentiate	
ourselves from other similar proposals with the opportunity to use existing right-of-way for up to 
75 percent of our proposed route, and through our ability to include storage services to shippers 
following expansion at certain existing storage fields. Currently, we are performing our due diligence 
work	to	determine	if	this	project	is	economically	viable.

We	continually	seek	ways	to	add	incremental	storage	capacity	via	acquisition	and	expansion.	The	
market values this asset in our system, as all of our storage customers will be contracted at 
maximum tariff rates by April 2008. In the past, in response to shifts in demand driven by 
seasonal	and	general	market	demand,	we	have	discounted	rates	to	maximize	revenue	
and ensure a fully subscribed system. However, with continued disruption concerns 
from  Gulf  Coast  sources,  a  growing  need  for  local  production  and  the  desire  of 
downstream  customers  to  shed  year-round  long-haul  capacity,  storage  has 
become a solution, regardless of commodity prices.

As  the  investing  community  focuses  on  the  natural  gas  potential  within 
Appalachia,  we  stand  poised  to  move  this  local  production  to  market.  There 
are  approximately  140  MDth  of  local  production  transported  on  our  system 
each day. Moreover, nearly 100 producers were actively drilling wells in close 
proximity	to	our	pipeline	system	during	calendar	2006.	We	expect	increased	
drilling  in  this  area  as  new  geologic  formations  become  economic  at  current 
commodity prices. This presents a tremendous opportunity for this segment to 
transport this production to high-demand areas.

Total Throughput 
Volumes (Bcf) 
Year Ending Sept. 30

351 352

372 375

356

  03  04  05  06  07

the  Empire 
80-foot  sections  of 
Connector  Pipeline  are 
removed 
from rail cars arriving from Louisiana, 
where our custom-ordered pipe was 
manufactured.

  Rows and rows of pipe are ready to be installed in Yates and Schuyler counties as part of the Empire Connector 
Pipeline’s	 first	 phase.	 We	 have	 a	 long	 track	 record	 of	 operating	 our	 nearly	 3,000-mile	 pipeline	 network	 in	 a	 safe,	
reliable	fashion.	This	project	was	no	different,	as	countless	special	considerations	were	made	when	working	on	or	near	
agricultural and other environmentally sensitive lands along the route.

13

Utility

In  this  segment,  we  continue  to  invest  in  our 
infrastructure  to  ensure  all  725,000  of  our 
customers receive the quality service upon which 
they have always relied. In fiscal year 2007 alone, 
$54  million  of  capital  was  invested  to  improve 
our  system.  In  order  to  cover  the  costs  of  such 
investments,  new  rates  became  effective  for 
the	Pennsylvania	jurisdiction;	and	in	New	York,	a	
request was filed to raise base rates.

14

Number of Utility 
Customers
(Thousands)

733 732 731 727 725

  03  04  05  06  07

Utility Customer 
Service Metrics
(Fiscal 2007)

Appointments Kept: 
99.1%

Customer Satisfaction: 
89.3%

Calls Answered 
Within 30 Seconds: 
85.3%

In	2007,	new	rates	in	our	Pennsylvania	jurisdiction	and	increased	throughput	due	to	colder	weather	
helped  to  produce  $50.9  million  in  net  income.  Although  this  represents  an  overall  increase  of 
$1.1	million	from	the	previous	year,	earnings	across	our	two	jurisdictions	were	quite	different.	In	
Pennsylvania,	net	income	increased	by	$7.3	million,	while	in	New	York	net	income	was	$6.2	million	
lower	than	last	fiscal	year.	One-time	regulatory	events	caused	New	York’s	earnings	to	be	more	than	
$4	million	lower	than	the	previous	year,	including	a	positive	symmetrical	sharing	adjustment	in	2006	
that did not recur in 2007 and other negative regulatory true-ups.

In	 January,	 we	 filed	 a	 request	 with	 the	 New	 York	 State	 Public	 Service	 Commission	 (“PSC”)	 to	
increase base rates to account for increased operation and maintenance expenses and necessary 
system  upgrades,  among  other  things.  The  filing  included  a  proposal  for  a  revenue  decoupling 
mechanism (“RDM”) to manage the declining revenue due to customer conservation measures. 
Initiatives	like	this	have	been	successful	in	other	jurisdictions	as	a	tool	to	remove	impediments	that	
create disincentives for utilities to promote conservation and efficiency programs to customers. An 
RDM	permits	an	adjustment	to	delivery	service	charges	based	upon	throughput,	allowing	the	Utility	
to recover its appropriate operating margin irrespective of customer usage. 

Included with the RDM filing was a comprehensive program to promote conservation and efficient 
use	of	natural	gas	in	Distribution’s	New	York	service	territory.	The	Conservation	Incentive	Program	
(“CIP”) was approved by the Commission in September 2007 with a funding allowance of $10.8 
million. The CIP includes rebates for the purchase of certain high efficiency appliances, targeted 
efficiency	 audits	 and	 special	 low-income	 weatherization	 assistance.	 The	 goal	 of	 the	 program	 is	
to help change customers’ long-term energy-use behavior. If successful, these efforts can have a 
positive	impact	in	the	energy	marketplace	by	helping	to	reduce	demand	for	natural	gas.	We	received	
early	approval	for	this	program,	and	with	its	November	1,	2007,	start	date,	customers	were	able	
to benefit from this initiative beginning this heating season. A decision from the PSC on the other 
matters in the rate case, including the RDM, is expected in December 2007. 

The	New	York	division’s	Area	Development	Program,	an	innovation	from	our	last	filed	rate	case,	
continues to offer economic development incentives to area businesses that are either new to or are 
growing	in	western	New	York.	The	expected	benefits	resulting	from	more	than	$660,000	offered	in	
grants	since	the	program’s	inception	include	5,471	new	jobs	and	more	than	$296	million	in	private	
investment.	In	this	way,	the	Area	Development	Program	offers	job	security,	incremental	hiring	and	
economic development opportunities that benefit our service territory and the Utility alike.

In Pennsylvania, new rates that were only in effect for the last nine months of fiscal 2007 contributed 
to  record  earnings.  The  resulting  increase  in  after-tax  earnings  of  $5.5  million,  along  with  the 
incremental $2.5 million in earnings due to weather that was 5.6 percent colder than the previous 
year, made this a very profitable year. The anticipated gross revenue impact on an annual basis is 
expected	to	be	$14.3	million,	and	fiscal	year	2008	will	be	the	first	year	to	realize	the	benefit	of	higher	
rates over an entire year.

Along  with  our  investment  in  the  Utility’s  infrastructure,  the  commitment  our  workforce 
makes  to  provide  service  that  is  at  the  highest  level  remains  a  top  priority  for  the 
Company.	When	our	customers	call,	they	speak	with	a	trained	customer	
service  representative  who  is  skilled  at  responding  personally  to 
their  needs.  Our  field  operations  personnel  work  diligently  to 
provide continuous delivery of clean-burning natural gas to the 
homes and businesses in our service area. Their dedication 
and  commitment  to  first-rate  service  is  proven  time  and 
time  again,  and  we  continue  to  take  pride  in  the  fact  that 
our customers consistently report high satisfaction for the 
service they receive.

 	In	late	October	2006,	in	collaboration	with	the	Gas	Technology	Institute,	National	
Fuel	began	testing	Polyamide	12	piping	(PA	12),	the	next	generation	of	plastic	pipe.	
Two sections of pipe, each made by a different manufacturer, were buried. Over the next 
two years, they will be monitored to evaluate the field environment’s effects on them. This 
research not only gives us experience with this new pipe, but also determines its capabilities. 
Pictured	to	the	right	is	Dan	Tomich,	a	National	Fuel	Gas	Distribution	Corporation	engineer.

 	In	a	national	event	sponsored	by	NYSEARCH,	a	research	and	development	organization	within	the	Northeast	
Gas	Association,	National	Fuel	hosted	the	first-ever	launch	of	a	tetherless,	self-propelled	robotic	inspection	system	
for higher pressure pipeline networks. Here, a third-party contractor guides the robot, which represents the future of 
inspecting and maintaining utilities nationwide, into a line within the Brookville, Pa. district.

15

Energy Marketing

Since	 the	 early	 1990s,	 National	 Fuel	 Resources,	 Inc.	 (“NFR”)	 has	 been	 a	 key	
participant  in  the  non-utility  supplier  market  in  our  integrated  corporate  structure. 
We	believe	it	is	important	to	have	a	reliable	natural	gas	marketer	committed	to	the	
long-term	and	that	NFR’s	consistency,	longevity	and	competitive	prices	have	been	the	
cornerstone	of	its	success.	This	segment	continues	to	be	the	market	leader	in	the	National	
Fuel	Utility	service	area,	and	is	a	growing	force	in	nearby	utility	service	areas.	With	minimal	
capital	investment,	NFR	posted	another	strong	year,	increasing	earnings	from	$5.8	million	in	

fiscal 2006 to $7.7 million in fiscal 2007. 

Capitalizing	on	a	proven	record	and	superior	service,	NFR	expanded	into	contiguous	utility	markets	
in	fiscal	2007.	Incremental	retail	sales	to	National	Grid,	Rochester	Gas	&	Electric	and	New	York	State	
Electric	&	Gas	customers,	together	with	wholesale	sales,	set	NFR’s	throughput	at	a	record	level	of	
50.8 Bcf, an increase of 5.5 Bcf from fiscal 2006. Retail sales comprised 61 percent of this volume, 
a 3 percent increase over last year, while wholesale volumes made up the remaining 39 percent.

NFR’s	focus	on	customer	satisfaction	has	earned	it	loyalty	and	endorsements.	Last	year	it	launched	
a new residential referral program that rewards customers for referrals to friends and neighbors. 
NFR	remains	the	largest	marketer	on	our	Utility	system,	accounting	for	40	percent	of	transportation	
volumes	in	2007.	In	addition,	because	NFR	is	a	significant	customer	of	our	Pipeline	and	Storage	
segment and a growing customer of our Empire State Pipeline, it creates value for your Company. 
Today’s  complex  energy  market  requires  well-honed  operational,  sales  and  risk  management 
expertise.	NFR	understands	these	challenges	and	is	well-positioned	for	the	long-term.

NFR Natural Gas 
Marketing Volumes
(Bcf)

50.8

45.3

45.1

41.7 40.7

  03  04  05  06  07

Timber

NFR Number 
of Non-residential 
Customers 
(In Thousands)

5.2

4.6

4.3 4.3 4.3

  03  04  05  06  07

Timber Production 
(Board Feet in Millions)

34.0

33.6

31.4

36.8

32.8

Our Timber segment experienced another solid year with earnings of $3.7 million, which were in 
line with our expectations. The $2 million decrease from last year was due to lower sales volumes, 
as weather early in the fiscal year impaired our ability to harvest. However, the price of one of our 
core products, black cherry veneer logs, increased by 3 percent from last year, and we expect this 
upward trend will continue. Another attractive trait of this business segment is that, while our prices 
are somewhat sensitive to market changes, they are nowhere near as volatile as those for lumber 
used in the building materials industry.

We	 began	 a	 facility	 upgrade	 that	 will	 help	 optimize	 the	 lumber	 produced,	 helping	 the	 Company	
attain  higher  margins.  To  take  advantage  of  the  market  premium  for  kiln  dry  hardwood  lumber, 
we added two new wood drying kilns at the Marienville Mill. The additional kiln capacity is being 
implemented, together with a grade, sort and stacking system, allowing us to purchase and dry 
additional	quantities	of	green	lumber.	The	project	is	expected	to	be	complete	in	December	2007.	In	
total, we spent nearly $4 million on these capital improvements. 

Our Timber segment provides important value to our corporate structure, beyond the positive earnings 
impact  it  repeatedly  achieves.  On  90  percent  of  our  timber  holdings,  we  also  have  mineral  rights, 
which allow us to explore for natural gas and oil, produce timber in a manner that creates access roads 
and use the land for pipeline rights-of-way as needed—all of which are integrated 
in, and synergistic to, our operations. In all, our timber assets not only naturally 
regenerate  in  a  manner  that  increases  the  value  of  our  holdings  each 
year, but do so with little maintenance.

  03  04  05  06  07

16

  	NFR	 has	 partnered	 with	 the	 Manufacturers	 Association	 of 

Central	 New	 York	 (MACNY),	 a	 not-for-profit	 organization	 that	
advocates	 for	 the	 growth	 and	 development	 of	 New	 York’s	
manufacturing  sector  by  helping  manufacturers  lower  costs, 
improve	profitability	and	compete	globally.	To	that	end,	MACNY	
chose	NFR	as	its	natural	gas	supplier	for	its	buying	consortium.	
Pictured  from  left  are  Jim  Lalley,  Senior  Energy  Consultant, 
NFR;	Gwen	Appelbaum,	Manager,	New	York	Sales,	NFR;	John	
Lawyer,  Director  of  Purchasing  and  Technology  Solutions, 
MACNY;	and	Randy	Wolken,	President,	MACNY.

   This  year,  the  Timber  segment  installed  an  automated 
grade, sort and stacking system and two new dry kilns at our 
Marienville Mill. In addition to increasing our dry kiln capacity, 
this new equipment makes the sawmill more cost effective.

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 September 30, 2007
n 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 1-3880

National Fuel Gas Company

(Exact name of registrant as specified in its charter)

New Jersey
(State or other jurisdiction of
incorporation or organization)

6363 Main Street
Williamsville, New York
(Address of principal executive offices)

13-1086010
(I.R.S. Employer
Identification No.)

14221
(Zip Code)

(716) 857-7000
Registrant’s telephone number, including area code

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

Title of Each Class

Common Stock, $1 Par Value, and
Common Stock Purchase Rights

Name of
Each Exchange
on Which
Registered

New York Stock Exchange

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

Indicate by check mark if
No n

Act. Yes ¥

the registrant

is a well-known seasoned issuer, as defined in Rule 405 of

the Securities

Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15 (d) of the

Act. Yes n

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 and (2) has been subject to such filing requirements for the past
90 days. Yes ¥

No n

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 the 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, or a non-accelerated filer. See definition

of “accelerated filer and large accelerated filer” in Rule 12b-2 of the Exchange Act.

Large Accelerated Filer ¥

Accelerated Filer n

Non-Accelerated Filer n

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Act). Yes n

No ¥

The aggregate market value of the voting stock held by nonaffiliates of the registrant amounted to $3,540,898,000 as of March 31,

2007.

Common Stock, $1 Par Value, outstanding as of October 31, 2007: 83,473,107 shares.

Portions of the registrant’s definitive Proxy Statement for its 2008 Annual Meeting of Stockholders are incorporated by reference into

Part III of this report.

DOCUMENTS INCORPORATED BY REFERENCE

Glossary of Terms
Frequently used abbreviations, acronyms, or terms used in this report:

National Fuel Gas Companies

Company The Registrant, the Registrant and its subsidiaries or the Registrant’s sub-
sidiaries as appropriate in the context of the disclosure
Data-Track Data-Track Account Services, Inc.
Distribution Corporation National Fuel Gas Distribution Corporation
Empire Empire State Pipeline
ESNE Energy Systems North East, LLC
Highland Highland Forest Resources, Inc.
Horizon Horizon Energy Development, Inc.
Horizon B.V. Horizon Energy Development B.V.
Horizon LFG Horizon LFG, Inc.
Horizon Power Horizon Power, Inc.
Leidy Hub Leidy Hub, Inc.
Model City Model City Energy, LLC
National Fuel National Fuel Gas Company
NFR National Fuel Resources, Inc.
Registrant National Fuel Gas Company
SECI Seneca Energy Canada Inc.
Seneca Seneca Resources Corporation
Seneca Energy Seneca Energy II, LLC
Supply Corporation National Fuel Gas Supply Corporation
Toro Toro Partners, LP
U.E. United Energy, a.s.
Regulatory Agencies

EPA United States Environmental Protection Agency
FASB Financial Accounting Standards Board
FERC Federal Energy Regulatory Commission
NTSB National Transportation Safety Board
NYDEC New York State Department of Environmental Conservation
NYPSC State of New York Public Service Commission
PaPUC Pennsylvania Public Utility Commission
SEC Securities and Exchange Commission

Other

APB 18 Accounting Principles Board Opinion No. 18, The Equity Method of
Accounting for Investments in Common Stock
APB 20 Accounting Principles Board Opinion No. 20, Accounting Changes
APB 25 Accounting Principles Board Opinion No. 25, Accounting for Stock Issued
to Employees
Bbl Barrel (of oil)
Bcf Billion cubic feet (of natural gas)
Bcfe (or Mcfe) — represents Bcf (or Mcf) Equivalent The total heat value (Btu) of
natural gas and oil expressed as a volume of natural gas. National Fuel uses a con-
version formula of 1 barrel of oil = 6 Mcf of natural gas.
Board foot A measure of lumber and/or timber equal to 12 inches in length by
12 inches in width by one inch in thickness.
Btu British thermal unit; the amount of heat needed to raise the temperature of one
pound of water one degree Fahrenheit.
Capital expenditure Represents additions to property, plant, and equipment, or the
amount of money a company spends to buy capital assets or upgrade its existing
capital assets.
Cashout revenues A cash resolution of a gas imbalance whereby a customer pays
Supply Corporation for gas the customer receives in excess of amounts delivered
into Supply Corporation’s system by the customer’s shipper.
CTA Cumulative Foreign Currency Translation Adjustment
Degree day A measure of the coldness of the weather experienced, based on the
extent to which the daily average temperature falls below a reference temperature,
usually 65 degrees Fahrenheit.
Derivative A financial instrument or other contract, the terms of which include an
underlying variable (a price, interest rate, index rate, exchange rate, or other vari-
able) and a notional amount (number of units, barrels, cubic feet, etc.). The terms
also permit for the instrument or contract to be settled net, and no initial net invest-
ment is required to enter into the financial instrument or contract. Examples include
futures contracts, options, no cost collars and swaps.
Development costs Costs incurred to obtain access to proved reserves and to pro-
vide facilities for extracting, treating, gathering and storing the oil and gas.
Development well A well drilled to a known producing formation in a previously
discovered field.
Dth Decatherm; one Dth of natural gas has a heating value of 1,000,000 British ther-
mal units, approximately equal to the heating value of 1 Mcf of natural gas.
Exchange Act Securities Exchange Act of 1934, as amended
Expenditures for long-lived assets Includes capital expenditures, stock acquisitions
and/or investments in partnerships.
Exploitation Development of a field, including the location, drilling, completion
and equipment of wells necessary to produce the commercially recoverable oil and
gas in the field.
Exploration costs Costs incurred in identifying areas that may warrant examination,
as well as costs incurred in examining specific areas, including drilling exploratory
wells.
Exploratory well A well drilled in unproven or semi-proven territory for the pur-
pose of ascertaining the presence underground of a commercial hydrocarbon
deposit.
FIN FASB Interpretation Number
FIN 47 FASB Interpretation No. 47, Accounting for Conditional Asset Retirement
Obligations — an Interpretation of SFAS 143.
FIN 48 FASB Interpretation No. 48, Accounting for Uncertainty in Income Taxes
— an Interpretation of SFAS 109.
Firm transportation and/or storage The transportation and/or storage service that
a supplier of such service is obligated by contract to provide and for which the cus-
tomer is obligated to pay whether or not the service is utilized.
GAAP Accounting principles generally accepted in the United States of America

Goodwill An intangible asset representing the difference between the fair value of a
company and the price at which a company is purchased.
Grid The layout of the electrical transmission system or a synchronized transmission
network.
Heavy oil A type of crude petroleum that usually is not economically recoverable in
its natural state without being heated or diluted.
Hedging A method of minimizing the impact of price, interest rate, and/or foreign currency
exchange rate changes, often times through the use of derivative financial instruments.
Hub Location where pipelines intersect enabling the trading, transportation, storage,
exchange, lending and borrowing of natural gas.
Interruptible transportation and/or storage The transportation and/or storage ser-
vice that, in accordance with contractual arrangements, can be interrupted by the
supplier of such service, and for which the customer does not pay unless utilized.
LIBOR London Interbank Offered Rate
LIFO Last-in, first-out
Mbbl Thousand barrels (of oil)
Mcf Thousand cubic feet (of natural gas)
MD&A Management’s Discussion and Analysis of Financial Condition and Results of
Operations
MDth Thousand decatherms (of natural gas)
MMcf Million cubic feet (of natural gas)
MMcfe Million cubic feet equivalent
NYMEX New York Mercantile Exchange. An exchange which maintains a futures
market for crude oil and natural gas.
Order 636 An order issued by FERC entitled “Pipeline Service Obligations and Revi-
sions to Regulations Governing Self-Implementing Transportation Under Part 284 of
the Commission’s Regulations.”
Proved developed reserves Reserves that can be expected to be recovered through
existing wells with existing equipment and operating methods.
Proved undeveloped reserves Reserves that are expected to be recovered from new
wells on undrilled acreage, or from existing wells where a relatively major expendi-
ture is required to make these reserves productive.
PRP Potentially responsible party
PUHCA 1935 Public Utility Holding Company Act of 1935
PUHCA 2005 Public Utility Holding Company Act of 2005
Reserves The unproduced but recoverable oil and/or gas in place in a formation
which has been proven by production.
Restructuring Generally referring to partial “deregulation” of the utility industry by
statutory or regulatory process. Restructuring of federally regulated natural gas pipe-
lines resulted in the separation (or “unbundled”) of gas commodity service from
transportation service for wholesale and large- volume retail markets. State restruc-
turing programs attempt to extend the same process to retail mass markets.
SAR Stock-settled stock appreciation right
SFAS Statement of Financial Accounting Standards
SFAS 5 Statement of Financial Accounting Standards No. 5, Accounting for
Contingencies
SFAS 43 Statement of Financial Accounting Standards No. 43, Accounting for Com-
pensated Absences
SFAS 69 Statement of Financial Accounting Standards No. 69, Disclosures about Oil
and Gas Producing Activities
SFAS 71 Statement of Financial Accounting Standards No. 71, Accounting for the
Effects of Certain Types of Regulation
SFAS 87 Statement of Financial Accounting Standards No. 87, Employers’ Account-
ing for Pensions
SFAS 88 Statement of Financial Accounting Standards No. 88, Employers’ Accounting for
Settlements and Curtailments of Defined Benefit Pension Plans and for Termination Benefits
SFAS 106 Statement of Financial Accounting Standards No. 106, Employers’
Accounting for Postretirement Benefits Other Than Pensions.
SFAS 109 Statement of Financial Accounting Standards No. 109, Accounting for
Income Taxes
SFAS 112 Statement of Financial Accounting Standards No. 112, Employers’
Accounting for Postemployment Benefits, an amendment of SFAS 5 and 43
SFAS 115 Statement of Financial Accounting Standards No. 115, Accounting for
Certain Investments in Debt and Equity Securities
SFAS 123 Statement of Financial Accounting Standards No. 123, Accounting for
Stock-Based Compensation
SFAS 123R Statement of Financial Accounting Standards No. 123R, Share-Based Payment
SFAS 132R Statement of Financial Accounting Standards No. 132R, Employers’ Dis-
closures about Pensions and Other Postretirement Benefits
SFAS 133 Statement of Financial Accounting Standards No. 133, Accounting for
Derivative Instruments and Hedging Activities
SFAS 142 Statement of Financial Accounting Standards No. 142, Goodwill and
Other Intangible Assets
SFAS 143 Statement of Financial Accounting Standards No. 143, Accounting for
Asset Retirement Obligations
SFAS 157 Statement of Financial Accounting Standards No. 157, Fair Value
Measurements
SFAS 158 Statement of Financial Accounting Standards No. 158, Employers’
Accounting for Defined Benefit Pension and Other Postretirement Plans, an Amend-
ment of SFAS 87, 88, 106, and 132R
SFAS 159 Statement of Financial Accounting Standards No. 159, The Fair Value Option
for Financial Assets and Financial Liabilities — Including an Amendment of SFAS 115
Spot gas purchases The purchase of natural gas on a short-term basis.
Stock acquisitions Investments in corporations.
Unbundled service A service that has been separated from other services, with rates
charged that reflect only the cost of the separated service.
VEBA Voluntary Employees’ Beneficiary Association
WNC Weather normalization clause; a clause in utility rates which adjusts customer
rates to allow a utility to recover its normal operating costs calculated at normal
temperatures. If temperatures during the measured period are warmer than normal,
customer rates are adjusted upward in order to recover projected operating costs. If
temperatures during the measured period are colder than normal, customer rates are
adjusted downward so that only the projected operating costs will be recovered.

For the Fiscal Year Ended September 30, 2007

CONTENTS

Part I

ITEM 1

BUSINESS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
THE COMPANY AND ITS SUBSIDIARIES
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RATES AND REGULATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
THE UTILITY SEGMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
THE PIPELINE AND STORAGE SEGMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
THE EXPLORATION AND PRODUCTION SEGMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
THE ENERGY MARKETING SEGMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
THE TIMBER SEGMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ALL OTHER CATEGORY AND CORPORATE OPERATIONS
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DISCONTINUED OPERATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SOURCES AND AVAILABILITY OF RAW MATERIALS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
COMPETITION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SEASONALITY
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CAPITAL EXPENDITURES
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ENVIRONMENTAL MATTERS
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
MISCELLANEOUS
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
EXECUTIVE OFFICERS OF THE COMPANY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ITEM 1A RISK FACTORS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ITEM 1B UNRESOLVED STAFF COMMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PROPERTIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ITEM 2
GENERAL INFORMATION ON FACILITIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
EXPLORATION AND PRODUCTION ACTIVITIES
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LEGAL PROCEEDINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SUBMISSION OF MATTERS TO A VOTE OF SECURITY HOLDERS . . . . . . . . . . . . . . . . .

ITEM 3
ITEM 4

Part II

ITEM 5 MARKET FOR THE REGISTRANT’S COMMON EQUITY, RELATED STOCKHOLDER

MATTERS AND ISSUER PURCHASES OF EQUITY SECURITIES . . . . . . . . . . . . . . . . . . .
SELECTED FINANCIAL DATA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ITEM 6
ITEM 7 MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND

RESULTS OF OPERATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ITEM 7A QUANTITATIVE AND QUALITATIVE DISCLOSURES ABOUT MARKET RISK . . . . . . . . .
FINANCIAL STATEMENTS AND SUPPLEMENTARY DATA . . . . . . . . . . . . . . . . . . . . . . .
ITEM 8
CHANGES IN AND DISAGREEMENTS WITH ACCOUNTANTS ON ACCOUNTING
ITEM 9
AND FINANCIAL DISCLOSURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ITEM 9A CONTROLS AND PROCEDURES. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ITEM 9B OTHER INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1

Page

3
3
4
5
5
6
6
7
7
7
7
8
9
10
10
10
11
12
17
18
18
18
22
23

23
24

26
59
60

118
118
118

Part III

ITEM 10 DIRECTORS, EXECUTIVE OFFICERS AND CORPORATE GOVERNANCE . . . . . . . . . . .
ITEM 11 EXECUTIVE COMPENSATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ITEM 12

SECURITY OWNERSHIP OF CERTAIN BENEFICIAL OWNERS AND MANAGEMENT
AND RELATED STOCKHOLDER MATTERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ITEM 13 CERTAIN RELATIONSHIPS AND RELATED TRANSACTIONS, AND DIRECTOR

ITEM 14

INDEPENDENCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PRINCIPAL ACCOUNTANT FEES AND SERVICES . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Page

118
119

119

120
120

ITEM 15 EXHIBITS AND FINANCIAL STATEMENT SCHEDULES . . . . . . . . . . . . . . . . . . . . . . . . .
SIGNATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

120
126

Part IV

2

This Form 10-K contains “forward-looking statements” as defined by the Private Securities Litigation
Reform Act of 1995. Forward-looking statements should be read with the cautionary statements included in this
Form 10-K at Item 7, MD&A, under the heading “Safe Harbor for Forward-Looking Statements.” Forward-
looking statements are all statements other than statements of historical fact, including, without limitation,
statements regarding future prospects, plans, performance and capital structure, anticipated capital expendi-
tures, completion of construction projects, projections for pension and other post-retirement benefit obliga-
tions, impacts of the adoption of new accounting rules, and possible outcomes of litigation or regulatory
proceedings, as well as statements that are identified by the use of the words “anticipates,” “estimates,”
“expects,” “forecasts,” “intends,” “plans,” “predicts,” “projects,” “believes,” “seeks,” “will,” and “may” and
similar expressions.

PART I

Item 1 Business

The Company and its Subsidiaries

National Fuel Gas Company (the Registrant), incorporated in 1902, is a holding company organized under
the laws of the State of New Jersey. Except as otherwise indicated below, the Registrant owns directly or
indirectly all of the outstanding securities of its subsidiaries. Reference to “the Company” in this report means
the Registrant, the Registrant and its subsidiaries or the Registrant’s subsidiaries as appropriate in the context of
the disclosure. Also, all references to a certain year in this report relate to the Company’s fiscal year ended
September 30 of that year unless otherwise noted.

The Company is a diversified energy company consisting of five reportable business segments.

1. The Utility segment operations are carried out by National Fuel Gas Distribution Corporation (Dis-
tribution Corporation), a New York corporation. Distribution Corporation sells natural gas or provides natural
gas transportation services to approximately 725,000 customers through a local distribution system located in
western New York and northwestern Pennsylvania. The principal metropolitan areas served by Distribution
Corporation include Buffalo, Niagara Falls and Jamestown, New York and Erie and Sharon, Pennsylvania.

2. The Pipeline and Storage segment operations are carried out by National Fuel Gas Supply Corporation
(Supply Corporation), a Pennsylvania corporation, and Empire State Pipeline (Empire), a New York joint venture
between two wholly owned subsidiaries of the Company. Supply Corporation provides interstate natural gas
transportation and storage services for affiliated and nonaffiliated companies through (i) an integrated gas pipeline
system extending from southwestern Pennsylvania to the New York-Canadian border at the Niagara River and
eastward to Ellisburg and Leidy, Pennsylvania, and (ii) 28 underground natural gas storage fields owned and
operated by Supply Corporation as well as four other underground natural gas storage fields owned and operated
jointly with various other interstate gas pipeline companies. Supply Corporation is in the process of shutting down
one of its smallest storage fields, which accounts for less than one percent of its marketable storage capacity. Empire,
an intrastate pipeline company acquired by the Company in February 2003, transports natural gas for Distribution
Corporation and for other utilities, large industrial customers and power producers in New York State. Empire owns
a 157-mile pipeline that extends from the United States/Canadian border at the Niagara River near Buffalo, New York
to near Syracuse, New York. Empire is constructing the Empire Connector project, which consists of a compressor
station and a 78-mile pipeline extension from near Rochester, New York to an interconnection near Corning, New
York with the unaffiliated Millennium Pipeline, which is also under construction. The Millennium Pipeline is
expected to serve the New York City area upon its completion. Upon completion of the Empire and Millennium
construction projects, which is currently expected to occur in November 2008, the Company expects that Empire
will become an interstate pipeline company and will merge into Empire Pipeline, Inc. as described below.

3. The Exploration and Production segment operations are carried out by Seneca Resources Corporation
(Seneca), a Pennsylvania corporation. Seneca is engaged in the exploration for, and the development and purchase
of, natural gas and oil reserves in California, in the Appalachian region of the United States, in Wyoming, and in the
Gulf Coast region of Texas, Louisiana, and Alabama, including offshore areas in federal waters and some state waters.

3

In 2007, Seneca sold its subsidiary, Seneca Energy Canada Inc. (SECI), which conducted Exploration and Production
operations in the provinces of Alberta, Saskatchewan and British Columbia in Canada. At September 30, 2007, the
Company had U.S. reserves of 47,586 Mbbl of oil and 205,389 MMcf of natural gas.

4. The Energy Marketing segment operations are carried out by National Fuel Resources, Inc. (NFR), a
New York corporation, which markets natural gas to industrial, commercial, public authority and residential
end-users in western and central New York and northwestern Pennsylvania, offering competitively priced
energy and energy management services for its customers.

5. The Timber segment operations are carried out by Highland Forest Resources, Inc. (Highland), a
New York corporation, and by a division of Seneca known as its Northeast Division. This segment markets
timber from its New York and Pennsylvania land holdings, owns two sawmill operations in northwestern
Pennsylvania and processes timber consisting primarily of high quality hardwoods. At September 30, 2007, the
Company owned 103,700 acres of timber property and managed an additional 3,105 acres of timber rights.

Financial information about each of the Company’s business segments can be found in Item 7, MD&A and

also in Item 8 at Note J — Business Segment Information.

The Company’s other direct wholly owned subsidiaries are not included in any of the five reportable

business segments and consist of the following:

(cid:129) Horizon Energy Development, Inc. (Horizon), a New York corporation formed to engage in foreign and
domestic energy projects through investments as a sole or substantial owner in various business entities.
These entities include Horizon’s wholly owned subsidiary, Horizon Energy Holdings, Inc., a New York
corporation, which owns 100% of Horizon Energy Development B.V. (Horizon B.V.). Horizon B.V. is a
Dutch company that is in the process of winding up or selling certain power development projects in
Europe;

(cid:129) Horizon LFG, Inc. (Horizon LFG), a New York corporation engaged through subsidiaries in the
purchase, sale and transportation of landfill gas in Ohio, Michigan, Kentucky, Missouri, Maryland
and Indiana. Horizon LFG and one of its wholly owned subsidiaries own all of the partnership interests
in Toro Partners, LP (Toro), a limited partnership which owns and operates short-distance landfill gas
pipeline companies. The Company acquired Toro in June 2003;

(cid:129) Leidy Hub, Inc. (Leidy Hub), a New York corporation formed to provide various natural gas hub services

to customers in the eastern United States;

(cid:129) Data-Track Account Services, Inc. (Data-Track), a New York corporation formed to provide collection

services principally for the Company’s subsidiaries;

(cid:129) Horizon Power, Inc. (Horizon Power), a New York corporation which is an “exempt wholesale
generator” under PUHCA 2005 and is developing or operating mid-range independent power produc-
tion facilities and landfill gas electric generation facilities; and

(cid:129) Empire Pipeline, Inc., a New York corporation formed in 2005 to be the surviving corporation of a
planned future merger with Empire, which is expected to occur after construction of the Empire
Connector project (described below under the heading “Rates and Regulation” and under Item 7,
MD&A under the headings “Investing Cash Flow” and “Rate and Regulatory Matters”).

No single customer, or group of customers under common control, accounted for more than 10% of the

Company’s consolidated revenues in 2007.

Rates and Regulation

The Registrant is a holding company as defined under PUHCA 2005. PUHCA 2005 repealed PUHCA 1935,
to which the Company was formerly subject, and granted the FERC and state public utility commissions access
to certain books and records of companies in holding company systems. Pursuant to the FERC’s regulations
under PUHCA 2005, the Company and its subsidiaries are exempt from the FERC’s books and records
regulations under PUHCA 2005.

4

The Utility segment’s rates, services and other matters are regulated by the NYPSC with respect to services
provided within New York and by the PaPUC with respect to services provided within Pennsylvania. For
additional discussion of the Utility segment’s rates and regulation, see Item 7, MD&A under the heading “Rate
and Regulatory Matters” and Item 8 at Note C-Regulatory Matters.

The Pipeline and Storage segment’s rates, services and other matters are currently regulated by the FERC
with respect to Supply Corporation and by the NYPSC with respect to Empire. The FERC has authorized Empire
to construct and operate additional facilities (the Empire Connector project) and to become a FERC-regulated
interstate pipeline company upon placement of those facilities into service, which is currently expected to occur
in November 2008. For additional discussion of the Pipeline and Storage segment’s rates and regulation, see
Item 7, MD&A under the heading “Rate and Regulatory Matters” and Item 8 at Note C-Regulatory Matters. For
further discussion of the Empire Connector project, refer to Item 7, MD&A under the headings “Investing Cash
Flow” and “Rate and Regulatory Matters.”

The discussion under Item 8 at Note C-Regulatory Matters includes a description of the regulatory assets
and liabilities reflected on the Company’s Consolidated Balance Sheets in accordance with applicable account-
ing standards. To the extent that the criteria set forth in such accounting standards are not met by the operations
of the Utility segment or the Pipeline and Storage segment, as the case may be, the related regulatory assets and
liabilities would be eliminated from the Company’s Consolidated Balance Sheets and such accounting treatment
would be discontinued.

In addition, the Company and its subsidiaries are subject to the same federal, state and local (including
foreign) regulations on various subjects, including environmental matters, to which other companies doing
similar business in the same locations are subject.

The Utility Segment

The Utility segment contributed approximately 25.2% of the Company’s 2007 income from continuing

operations and 15.1% of the Company’s 2007 net income available for common stock.

Additional discussion of the Utility segment appears below in this Item 1 under the headings “Sources and
Availability of Raw Materials,” “Competition: The Utility Segment” and “Seasonality,” in Item 7, MD&A and in
Item 8, Financial Statements and Supplementary Data.

The Pipeline and Storage Segment

The Pipeline and Storage segment contributed approximately 28.0% of the Company’s 2007 income from

continuing operations and 16.7% of the Company’s 2007 net income available for common stock.

Supply Corporation has service agreements for all of its firm storage capacity, which totals approximately
68,408 MDth. The Utility segment has contracted for 27,865 MDth or 40.7% of the total firm storage capacity,
and the Energy Marketing segment accounts for another 3,888 MDth or 5.7% of the total firm storage capacity.
Nonaffiliated customers have contracted for the remaining 36,655 MDth or 53.6% of the total firm storage
capacity. A majority of Supply Corporation’s storage and transportation services is performed under contracts
that allow Supply Corporation or the shipper to terminate the contract upon six or twelve months’ notice
effective at the end of the contract term. The contracts also typically include “evergreen” language designed to
allow the contracts to extend year-to-year at the end of the primary term. At the beginning of 2008, 66.9% of
Supply Corporation’s total firm storage capacity was committed under contracts that, subject to 2007 shipper or
Supply Corporation notifications, could have been terminated effective in 2008. Supply Corporation received
one termination notice in 2007, for a 1.5 Bcf storage contract. Termination of that contract will be effective
March 31, 2008, and Supply Corporation expects to remarket that capacity for service commencing April 1,
2008, at maximum tariff rates. The strong demand for market-area storage enabled Supply Corporation to
eliminate its remaining storage service rate discounts in 2007. Supply Corporation anticipates that, effective
April 1, 2008, all of its storage services will be contracted at the maximum tariff rates.

Supply Corporation’s firm transportation capacity is not a fixed quantity, due to the diverse weblike nature of its
pipeline system, and is subject to change as the market identifies different transportation paths and receipt/delivery

5

point combinations. Supply Corporation currently has firm transportation service agreements for approximately
2,001 MDth per day (contracted transportation capacity). The Utility segment accounts for approximately 1,093
MDth per day or 54.6% of contracted transportation capacity, and the Energy Marketing and Exploration and
Production segments represent another 100 MDth per day or 5.0% of contracted transportation capacity. The
remaining 808 MDth or 40.4% of contracted transportation capacity is subject to firm contracts with nonaffiliated
customers.

At the beginning of 2008, 58.0% of Supply Corporation’s contracted transportation capacity was com-
mitted under affiliate contracts that were scheduled to expire in 2008 or, subject to 2007 shipper or Supply
Corporation notifications, could have been terminated effective in 2008. Based on contract expirations and
termination notices received in 2007 for 2008 termination, and taking into account any known contract
additions, contracted transportation capacity with affiliates is expected to decrease 2.5% in 2008. Similarly,
24.3% of contracted transportation capacity was committed under unaffiliated shipper contracts that were
scheduled to expire in 2008 or, subject to 2007 shipper or Supply Corporation notifications, could have been
terminated effective in 2008. Based on contract expirations and termination notices received in 2007 for 2008
termination, and taking into account any known contract additions, contracted transportation capacity with
unaffiliated shippers is expected to increase 2.1% in 2008. Supply Corporation previously has been successful in
marketing and obtaining executed contracts for available transportation capacity (at discounted rates when
necessary), and expects this success to continue.

Empire has service agreements for the 2007-2008 winter period for all of its firm transportation capacity,
which totals approximately 565 MDth per day. Empire provides service under both annual contracts (service
12 months per year; contract term one or more years) and seasonal contracts (service during winter or summer
only; contract term one or more partial years). Approximately 90.8% of Empire’s firm contracted capacity is
under multi-year annual contracts that expire after 2008. Approximately 2.7% of Empire’s firm contracted
capacity is under multi-year seasonal contracts that expire after 2008. The remaining capacity, which represents
6.5% of Empire’s firm contracted capacity, is under single season or annual contracts which will expire before
the end of 2008. Empire expects that all of this expiring capacity will be re-contracted under seasonal and/or
annual arrangements for future contracting periods. The Utility segment accounts for approximately 7.7% of
Empire’s firm contracted capacity, and the Energy Marketing segment accounts for approximately 2.0% of
Empire’s firm contracted capacity, with the remaining 90.3% of Empire’s firm contracted transportation capacity
subject to contracts with nonaffiliated customers.

Additional discussion of the Pipeline and Storage segment appears below under the headings “Sources and
Availability of Raw Materials,” “Competition: The Pipeline and Storage Segment” and “Seasonality,” in Item 7,
MD&A and in Item 8, Financial Statements and Supplementary Data.

The Exploration and Production Segment

The Exploration and Production segment contributed approximately 37.1% of the Company’s 2007
income from continuing operations and 62.4% of the Company’s 2007 net income available for common stock.

Additional discussion of the Exploration and Production segment appears below under the headings
“Discontinued Operations,” “Sources and Availability of Raw Materials” and “Competition: The Exploration
and Production Segment,” in Item 7, MD&A and in Item 8, Financial Statements and Supplementary Data.

The Energy Marketing Segment

The Energy Marketing segment contributed approximately 3.8% of the Company’s 2007 income from

continuing operations and 2.3% of the Company’s 2007 net income available for common stock.

Additional discussion of the Energy Marketing segment appears below under the headings “Sources and
Availability of Raw Materials,” “Competition: The Energy Marketing Segment” and “Seasonality,” in Item 7,
MD&A and in Item 8, Financial Statements and Supplementary Data.

6

The Timber Segment

The Timber segment contributed approximately 1.9% of the Company’s 2007 income from continuing

operations and 1.1% of the Company’s 2007 net income available for common stock.

Additional discussion of the Timber segment appears below under the headings “Sources and Availability
of Raw Materials,” “Competition: The Timber Segment” and “Seasonality,” in Item 7, MD&A and in Item 8,
Financial Statements and Supplementary Data.

All Other Category and Corporate Operations

The All Other category and Corporate operations contributed approximately 4.0% of the Company’s 2007
income from continuing operations and 2.4% of the Company’s 2007 net income available for common stock.

Additional discussion of the All Other category and Corporate operations appears below in Item 7, MD&A

and in Item 8, Financial Statements and Supplementary Data.

Discontinued Operations

In August 2007, Seneca sold all of the issued and outstanding shares of SECI. SECI’s operations are

presented in the Company’s financial statements as discontinued operations.

In July 2005, Horizon B.V. sold its entire 85.16% interest in United Energy, a.s. (U.E.), a district heating and
electric generation business in the Czech Republic. United Energy’s operations are presented in the Company’s
financial statements as discontinued operations.

Additional discussion of the Company’s discontinued operations appears in Item 7, MD&A and in Item 8,

Financial Statements and Supplementary Data.

Sources and Availability of Raw Materials

Natural gas is the principal raw material for the Utility segment. In 2007, the Utility segment purchased 79.6 Bcf
of gas for core market demand. Gas purchased from producers and suppliers in the southwestern United States and
Canada under firm contracts (seasonal and longer) accounted for 85% of these purchases. Purchases of gas on the
spot market (contracts for one month or less) accounted for 15% of the Utility segment’s 2007 purchases. Purchases
from Chevron Natural Gas (21%), ConocoPhillips Company (15%) and Total Gas & Power North America Inc.
(14%) accounted for 50% of the Utility’s 2007 gas purchases. No other producer or supplier provided the Utility
segment with more than 10% of its gas requirements in 2007.

Supply Corporation transports and stores gas owned by its customers, whose gas originates in the
southwestern, mid-continent and Appalachian regions of the United States as well as in Canada. Empire
transports gas owned by its customers, whose gas originates in the southwestern and mid-continent regions of
the United States as well as in Canada. Additional discussion of proposed pipeline projects appears below under
“Competition: The Pipeline and Storage Segment” and in Item 7, MD&A.

The Exploration and Production segment seeks to discover and produce raw materials (natural gas, oil and
hydrocarbon liquids) as further described in this report in Item 7, MD&A and Item 8 at Note J-Business Segment
Information and Note O-Supplementary Information for Oil and Gas Producing Activities.

With respect to the Timber segment, Highland requires an adequate supply of timber to process in its
sawmill and kiln operations. Forty-nine percent of the timber processed during 2007 in Highland’s sawmill
operations came from land owned by the Company’s subsidiaries, and 51% came from outside sources. Timber
cut for gas well drilling locations, access roads, and pipelines constituted an increasing portion of Highland’s
timber supply, both from land owned by the Company’s subsidiaries and from outside sources. In addition,
Highland purchased approximately 6.5 million board feet of green lumber to augment lumber supply for its kiln
operations.

The Energy Marketing segment depends on an adequate supply of natural gas to deliver to its customers. In
2007, this segment purchased 53 Bcf of natural gas, of which 51 Bcf served core market demands. The remaining

7

2 Bcf largely represents gas used in operations. The gas purchased by the Energy Marketing segment originates
in either the Appalachian or mid-continent regions of the United States or in Canada.

Competition

Competition in the natural gas industry exists among providers of natural gas, as well as between natural
gas and other sources of energy. The natural gas industry has gone through various stages of regulation. Apart
from environmental and state utility commission regulation, the natural gas industry has experienced con-
siderable deregulation. This has enhanced the competitive position of natural gas relative to other energy
sources, such as fuel oil or electricity, since some of the historical regulatory impediments to adding customers
and responding to market forces have been removed. In addition, management believes that the environmental
advantages of natural gas have enhanced its competitive position relative to other fuels.

The electric industry has been moving toward a more competitive environment as a result of changes in
federal law in 1992 and initiatives undertaken by the FERC and various states. It remains unclear what the
impact of any further restructuring in response to legislation or other events may be.

The Company competes on the basis of price, service and reliability, product performance and other
factors. Sources and providers of energy, other than those described under this “Competition” heading, do not
compete with the Company to any significant extent.

Competition: The Utility Segment

The changes precipitated by the FERC’s restructuring of the natural gas industry in Order No. 636, which
was issued in 1992, continue to reshape the roles of the gas utility industry and the state regulatory commis-
sions. In both New York and Pennsylvania, Distribution Corporation has retained substantial numbers of
residential and small commercial customers as sales customers. However, for many years almost all the
industrial and a substantial number of commercial customers have purchased their gas supplies from marketers
and utilized Distribution Corporation’s gas transportation services. Regulators in both New York and
Pennsylvania have adopted retail competition programs for natural gas supply purchases by the remaining
utility sales customers. To date, the Utility segment’s traditional distribution function remains largely
unchanged; however, in New York, the Utility segment has instituted a number of programs to accommodate
more widespread customer choice. In Pennsylvania, the PaPUC issued a report in October 2005 that concluded
“effective competition” does not exist in the retail natural gas supply market statewide. In 2006, the PaPUC
reconvened a stakeholder group to explore ways to increase the participation of retail customers in choice
programs. A decision by the PaPUC on retail competition matters remains pending.

Competition for large-volume customers continues with local producers or pipeline companies attempting
to sell or transport gas directly to end-users located within the Utility segment’s service territories without use of
the utility’s facilities (i.e., bypass). In addition, competition continues with fuel oil suppliers and may increase
with electric utilities making retail energy sales.

The Utility segment competes in its most vulnerable markets (the large commercial and industrial markets)
by offering unbundled, flexible services. The Utility segment continues to develop or promote new sources and
uses of natural gas or new services, rates and contracts. The Utility segment also emphasizes and provides high
quality service to its customers.

Competition: The Pipeline and Storage Segment

Supply Corporation competes for market growth in the natural gas market with other pipeline companies
transporting gas in the northeast United States and with other companies providing gas storage services. Supply
Corporation has some unique characteristics which enhance its competitive position. Its facilities are located
adjacent to Canada and the northeastern United States and provide part of the link between gas-consuming
regions of the eastern United States and gas-producing regions of Canada and the southwestern, southern and
other continental regions of the United States. This location offers the opportunity for increased transportation
and storage services in the future.

8

Empire competes for market growth in the natural gas market with other pipeline companies transporting
gas in the northeast United States and upstate New York in particular. Empire is well situated to provide
transportation from Canadian sourced gas, and its facilities are readily expandable. These characteristics
provide Empire the opportunity to compete for an increased share of the gas transportation markets. As noted
above, Empire is constructing the Empire Connector project, which will expand its natural gas pipeline and
enable Empire to serve new markets in New York and elsewhere in the Northeast. For further discussion of this
project, refer to Item 7, MD&A under the headings “Investing Cash Flow” and “Rate and Regulatory Matters.”

Competition: The Exploration and Production Segment

The Exploration and Production segment competes with other oil and natural gas producers and marketers
with respect to sales of oil and natural gas. The Exploration and Production segment also competes, by
competitive bidding and otherwise, with other oil and natural gas producers with respect to exploration and
development prospects.

To compete in this environment, Seneca originates and acts as operator on certain of its prospects, seeks to
minimize the risk of exploratory efforts through partnership-type arrangements, utilizes technology for both
exploratory studies and drilling operations, and seeks market niches based on size, operating expertise and
financial criteria.

Competition: The Energy Marketing Segment

The Energy Marketing segment competes with other marketers of natural gas and with other providers of
energy management services. Competition in this area is well developed with regard to price and services from
local, regional and, more recently, national marketers.

Competition: The Timber Segment

With respect to the Timber segment, Highland competes with other sawmill operations and with other
suppliers of timber, logs and lumber. These competitors may be local, regional, national or international in
scope. This competition, however, is primarily limited to those entities which either process or supply high
quality hardwoods species such as cherry, oak and maple as veneer logs, saw logs, export logs or lumber
ultimately used in the production of high-end furniture, cabinetry and flooring. The Timber segment sells its
products in domestic and international markets.

Seasonality

Variations in weather conditions can materially affect the volume of gas delivered by the Utility segment, as
virtually all of its residential and commercial customers use gas for space heating. The effect that this has on
Utility segment margins in New York is mitigated by a WNC, which covers the eight-month period from October
through May. Weather that is more than 2.2% warmer than normal results in a surcharge being added to
customers’ current bills, while weather that is more than 2.2% colder than normal results in a refund being
credited to customers’ current bills.

Volumes transported and stored by Supply Corporation may vary materially depending on weather,
without materially affecting its revenues. Supply Corporation’s allowed rates are based on a straight fixed-
variable rate design which allows recovery of fixed costs in fixed monthly reservation charges. Variable charges
based on volumes are designed to recover only the variable costs associated with actual transportation or storage
of gas.

Volumes transported by Empire may vary materially depending on weather, which can have a moderate
effect on its revenues. Empire’s allowed rates currently are based on a modified fixed-variable rate design, which
allows recovery of most fixed costs in fixed monthly reservation charges. Variable charges based on volumes are
designed to recover variable costs associated with actual transportation of gas, to recover return on equity, and to
recover income taxes. When Empire becomes a FERC-regulated interstate pipeline company (which is currently
expected to occur in November 2008), Empire’s allowed rates, like Supply Corporation’s, will be based on a

9

straight fixed-variable design. Under that rate design, weather-related variations in transportation volumes will
not materially affect revenues.

Variations in weather conditions materially affect the volume of gas consumed by customers of the Energy

Marketing segment. Volume variations have a corresponding impact on revenues within this segment.

The activities of the Timber segment vary on a seasonal basis and are subject to weather constraints.
Traditionally, the timber harvesting season occurs when timber growth is dormant and runs from approximately
September to March. The operations conducted in the summer months typically focus on pulpwood and on
thinning lower-grade or lower value trees from timber stands to encourage the growth of higher-grade or higher
value trees.

Capital Expenditures

A discussion of capital expenditures by business segment is included in Item 7, MD&A under the heading

“Investing Cash Flow.”

Environmental Matters

A discussion of material environmental matters involving the Company is included in Item 7, MD&A

under the heading “Environmental Matters” and in Item 8, Note H — Commitments and Contingencies.

Miscellaneous

The Company and its wholly owned or majority-owned subsidiaries had a total of 1,952 full-time
employees at September 30, 2007. Excluding the 23 employees the Company had in its Canadian operations
at SECI, this is a decrease of approximately one percent from the 1,970 employees in the Company’s
U.S. operations at September 30, 2006.

Agreements covering employees in collective bargaining units in New York are scheduled to expire in
February 2008. The Company has reached new agreements with the local leadership of those collective
bargaining units, and the members of each collective bargaining unit have either approved their respective new
agreement or are scheduled to vote on their respective new agreement in December 2007. The new agreements
provide for an effective date of February 2008 and an expiration date of February 2013. Certain agreements
covering employees in collective bargaining units in Pennsylvania are scheduled to expire in April 2009, and
other agreements covering employees in collective bargaining units in Pennsylvania are scheduled to expire in
May 2009.

The Utility segment has numerous municipal franchises under which it uses public roads and certain other
rights-of-way and public property for the location of facilities. When necessary, the Utility segment renews such
franchises.

The Company makes its annual report on Form 10-K, quarterly reports on Form 10-Q, current reports on
Form 8-K, and any amendments to those reports, available free of charge on the Company’s internet website,
www.nationalfuelgas.com, as soon as reasonably practicable after they are electronically filed with or furnished
to the SEC. The information available at the Company’s internet website is not part of this Form 10-K or any
other report filed with or furnished to the SEC.

10

Executive Officers of the Company as of November 15, 2007 (except as otherwise noted)(1)

Current Company
Positions and
Other Material
Business Experience
During Past
Five Years

Chairman of the Board of Directors since January 2002; Chief Executive Officer since
October 2001; and President of Horizon since September 1995. Mr. Ackerman has
served as a Director of the Company since March 1994, and previously served as
President of the Company from July 1999 through January 2006.
President of the Company since February 2006; Chief Operating Officer of the
Company since February 2006; President of Supply Corporation since April 2005;
President of Empire since April 2005. Mr. Smith previously served as Vice President
of the Company from April 2005 through January 2006; President of Distribution
Corporation from July 1999 to April 2005; and Senior Vice President of Supply
Corporation from July 2000 to April 2005.
Treasurer and Principal Financial Officer of the Company since April 2004; President
of Distribution Corporation since February 2006; Treasurer of Distribution
Corporation since April 2004; Treasurer of Horizon since February 1997. Mr. Tanski
previously served as Controller of the Company from February 2003 through March
2004; Senior Vice President of Distribution Corporation from July 2001 through
January 2006; and Controller of Distribution Corporation from February 1997
through March 2004.
President of Seneca since December 2006. Prior to joining Seneca, Mr. Cabell served
as Executive Vice President and General Manager of Marubeni Oil & Gas (USA) Inc.,
an exploration and production company, from June 2003 to December 2006. From
January 2002 to June 2003, Mr. Cabell served as a consultant assisting oil companies
in upstream acquisition and divestment transactions as well as Gulf of Mexico entry
strategy, first as an independent consultant and then as Vice President of Randall &
Dewey, Inc., a major oil and gas transaction advisory firm. Mr. Cabell’s prior
employers are not subsidiaries or affiliates of the Company.
Controller and Principal Accounting Officer of the Company since April 2004;
Controller of Distribution Corporation and Supply Corporation since April 2004;
and Chief Auditor of the Company from July 1994 through March 2004.
Secretary of the Company since October 1995; Secretary of Distribution Corporation
since September 1999; Senior Vice President of Distribution Corporation since July
2001.
General Counsel of the Company since January 2005; Assistant Secretary of
Distribution Corporation since February 1997.
Vice President Business Development of the Company since October 2007.
Ms. DeCarolis previously served as President of NFR from January 2005 to October
2007; Secretary of NFR from March 2002 to October 2007; and Vice President of
NFR from May 2001 to January 2005.
Senior Vice President of Supply Corporation since July 2001.

Name and Age (as of
November 15, 2007)

Philip C. Ackerman

(63)

David F. Smith

(54)

Ronald J. Tanski

(55)

Matthew D. Cabell

(49)

Karen M. Camiolo

(48)

Anna Marie Cellino

(54)

Paula M. Ciprich

(47)

Donna L. DeCarolis

(48)

John R. Pustulka

(55)

James D. Ramsdell

Senior Vice President of Distribution Corporation since July 2001.

(52)

(1) The executive officers serve at the pleasure of the Board of Directors. The information provided relates to
the Company and its principal subsidiaries. Many of the executive officers also have served or currently
serve as officers or directors of other subsidiaries of the Company.

11

Item 1A Risk Factors

As a holding company, National Fuel depends on its operating subsidiaries to meet its financial
obligations.

National Fuel is a holding company with no significant assets other than the stock of its operating
subsidiaries. In order to meet its financial needs, National Fuel relies exclusively on repayments of principal and
interest on intercompany loans made by National Fuel to its operating subsidiaries and income from dividends
and other cash flow from the subsidiaries. Such operating subsidiaries may not generate sufficient net income to
pay upstream dividends or generate sufficient cash flow to make payments of principal or interest on such
intercompany loans.

National Fuel is dependent on bank credit facilities and continued access to capital markets to success-
fully execute its operating strategies.

In addition to its longer term debt that is issued to the public under its indentures, National Fuel relies
upon shorter term bank borrowings and commercial paper to finance a portion of its operations. National Fuel
is dependent on these capital sources to provide capital to its subsidiaries to allow them to acquire, maintain and
develop their properties. The availability and cost of these credit sources is cyclical and these capital sources
may not remain available to National Fuel or National Fuel may not be able to obtain money at a reasonable cost
in the future. National Fuel’s ability to borrow under its credit facilities and commercial paper agreements
depends on National Fuel’s compliance with its obligations under the facilities and agreements. In addition, all
of National Fuel’s short-term bank loans are in the form of floating rate debt or debt that may have rates fixed for
very short periods of time. At present, National Fuel has no active interest rate hedges in place to protect against
interest rate fluctuations on short-term bank debt. In addition, the interest rates on National Fuel’s short-term
bank loans and the ability of National Fuel to issue commercial paper are affected by its debt credit ratings
published by Standard & Poor’s Ratings Service, Moody’s Investors Service and Fitch Ratings Service. A ratings
downgrade could increase the interest cost of this debt and decrease future availability of money from banks,
commercial paper purchasers and other sources. National Fuel believes it is important to maintain investment
grade credit ratings to conduct its business.

National Fuel’s credit ratings may not reflect all the risks of an investment in its securities.

National Fuel’s credit ratings are an independent assessment of its ability to pay its obligations. Conse-
quently, real or anticipated changes in the Company’s credit ratings will generally affect the market value of the
specific debt instruments that are rated, as well as the market value of the Company’s common stock. National
Fuel’s credit ratings, however, may not reflect the potential impact on the value of its common stock of risks
related to structural, market or other factors discussed in this Form 10-K.

National Fuel’s need to comply with comprehensive, complex, and sometimes unpredictable government
regulations may increase its costs and limit its revenue growth, which may result in reduced earnings.

While National Fuel generally refers to its Utility segment and its Pipeline and Storage segment as its
“regulated segments,” there are many governmental regulations that have an impact on almost every aspect of
National Fuel’s businesses. Existing statutes and regulations may be revised or reinterpreted and new laws and
regulations may be adopted or become applicable to the Company, which may affect its business in ways that the
Company cannot predict.

In its Utility segment, the operations of Distribution Corporation are subject to the jurisdiction of the
NYPSC and the PaPUC. The NYPSC and the PaPUC, among other things, approve the rates that Distribution
Corporation may charge to its utility customers. Those approved rates also impact the returns that Distribution
Corporation may earn on the assets that are dedicated to those operations. If Distribution Corporation is
required in a rate proceeding to reduce the rates it charges its utility customers, or if Distribution Corporation is
unable to obtain approval for rate increases from these regulators, particularly when necessary to cover
increased costs (including costs that may be incurred in connection with governmental investigations or

12

proceedings or mandated infrastructure inspection, maintenance or replacement programs), earnings may
decrease.

In addition to their historical methods of utility regulation, both the PaPUC and NYPSC have sought to
establish competitive markets in which customers may purchase supplies of gas from marketers, rather than
from utility companies. In June 1999, the Governor of Pennsylvania signed into law the Natural Gas Choice and
Competition Act. The Act revised the Public Utility Code relating to the restructuring of the natural gas industry,
to permit consumer choice of natural gas suppliers. The early programs instituted to comply with the Act have
not resulted in significant change, and many residential customers currently continue to purchase natural gas
from the utility companies. In October 2005, the PaPUC concluded that “effective competition” does not exist in
the retail natural gas supply market statewide. The PaPUC has reconvened a stakeholder group to explore ways
to increase the participation of retail customers in choice programs. In New York, in August 2004, the NYPSC
issued its Statement of Policy on Further Steps Toward Competition in Retail Energy Markets. This policy
statement has a similar goal of encouraging customer choice of alternative natural gas providers. In 2005, the
NYPSC stepped up its efforts to encourage customer choice at the retail residential level, and customer choice
activities increased in Distribution Corporation’s New York service territory. In April 2007, the NYPSC, noting
that the retail energy marketplace in New York is established and continuing to expand, commenced a review to
determine if existing programs initially designed to promote competition had outlived their usefulness and
whether the cost of programs currently funded by utility rate payers should be shifted to market competitors.
Increased retail choice activities, to the extent they occur, may increase Distribution Corporation’s cost of doing
business, put an additional portion of its business at regulatory risk, and create uncertainty for the future, all of
which may make it more difficult to manage Distribution Corporation’s business profitably.

In its Pipeline and Storage segment, National Fuel is subject to the jurisdiction of the FERC with respect to
Supply Corporation, and to the jurisdiction of the NYPSC with respect to Empire. (The FERC has authorized
Empire to construct and operate additional facilities (the Empire Connector project). When Empire completes
construction and commences operations of the Empire Connector, Empire will at that time become a FERC-
regulated pipeline company.) The FERC and the NYPSC, among other things, approve the rates that Supply
Corporation and Empire, respectively, may charge to their natural gas transportation and/or storage customers.
Those approved rates also impact the returns that Supply Corporation and Empire may earn on the assets that
are dedicated to those operations. State commissions can also petition the FERC to investigate whether Supply
Corporation’s rates are still just and reasonable, and if not, to reduce those rates prospectively. If Supply
Corporation or Empire is required in a rate proceeding to reduce the rates it charges its natural gas trans-
portation and/or storage customers, or if Supply Corporation or Empire is unable to obtain approval for rate
increases, particularly when necessary to cover increased costs, Supply Corporation’s or Empire’s earnings may
decrease.

National Fuel’s liquidity, and in certain circumstances, its earnings, could be adversely affected by the
cost of purchasing natural gas during periods in which natural gas prices are rising significantly.

Tariff rate schedules in each of the Utility segment’s service territories contain purchased gas adjustment
clauses which permit Distribution Corporation to file with state regulators for rate adjustments to recover
increases in the cost of purchased gas. Assuming those rate adjustments are granted, increases in the cost of
purchased gas have no direct impact on profit margins. Nevertheless, increases in the cost of purchased gas affect
cash flows and can therefore impact the amount or availability of National Fuel’s capital resources. National Fuel
has issued commercial paper and used short-term borrowings in the past to temporarily finance storage
inventories and purchased gas costs, and although National Fuel expects to do so in the future, it may not be able
to access the markets for such borrowings at attractive interest rates or at all. Distribution Corporation is
required to file an accounting reconciliation with the regulators in each of the Utility segment’s service
territories regarding the costs of purchased gas. Due to the nature of the regulatory process, there is a risk of a
disallowance of full recovery of these costs during any period in which there has been a substantial upward spike
in these costs. Any material disallowance of purchased gas costs could have a material adverse effect on cash
flow and earnings. In addition, even when Distribution Corporation is allowed full recovery of these purchased
gas costs, during periods when natural gas prices are significantly higher than historical levels, customers may

13

have trouble paying the resulting higher bills, and Distribution Corporation’s bad debt expenses may increase
and ultimately reduce earnings.

Uncertain economic conditions may affect National Fuel’s ability to finance capital expenditures and to
refinance maturing debt.

National Fuel’s ability to finance capital expenditures and to refinance maturing debt will depend upon
general economic conditions in the capital markets. The direction in which interest rates may move is uncertain.
Declining interest rates have generally been believed to be favorable to utilities, while rising interest rates are
generally believed to be unfavorable, because of the levels of debt that utilities may have outstanding. In
addition, National Fuel’s authorized rate of return in its regulated businesses is based upon certain assumptions
regarding interest rates. If interest rates are lower than assumed rates, National Fuel’s authorized rate of return
could be reduced. If interest rates are higher than assumed rates, National Fuel’s ability to earn its authorized
rate of return may be adversely impacted.

Decreased oil and natural gas prices could adversely affect revenues, cash flows and profitability.

National Fuel’s exploration and production operations are materially dependent on prices received for its
oil and natural gas production. Both short-term and long-term price trends affect the economics of exploring for,
developing, producing, gathering and processing oil and natural gas. Oil and natural gas prices can be volatile
and can be affected by: weather conditions, including natural disasters; the supply and price of foreign oil and
natural gas; the level of consumer product demand; national and worldwide economic conditions, including
economic disruptions caused by terrorist activities, acts of war or major accidents; political conditions in foreign
countries; the price and availability of alternative fuels; the proximity to, and availability of capacity on
transportation facilities; regional levels of supply and demand; energy conservation measures; and government
regulations, such as regulation of natural gas transportation, royalties, and price controls. National Fuel sells
most of its oil and natural gas at current market prices rather than through fixed-price contracts, although as
discussed below, National Fuel frequently hedges the price of a significant portion of its future production in the
financial markets. The prices National Fuel receives depend upon factors beyond National Fuel’s control,
including the factors affecting price mentioned above. National Fuel believes that any prolonged reduction in oil
and natural gas prices would restrict its ability to continue the level of exploration and production activity
National Fuel otherwise would pursue, which could have a material adverse effect on its revenues, cash flows
and results of operations.

National Fuel has significant transactions involving price hedging of its oil and natural gas production
as well as its fixed price purchase and sale commitments.

In order to protect itself to some extent against unusual price volatility and to lock in fixed pricing on oil
and natural gas production for certain periods of time, National Fuel periodically enters into commodity price
derivatives contracts (hedging arrangements) with respect to a portion of its expected production. These
contracts may at any time cover as much as approximately 80% of National Fuel’s expected energy production
during the upcoming 12-month period. These contracts reduce exposure to subsequent price drops but can also
limit National Fuel’s ability to benefit from increases in commodity prices. In addition, the Energy Marketing
segment enters into certain hedging arrangements, primarily with respect to its fixed price purchase and sales
commitments and its volumes of gas stored underground. National Fuel’s Pipeline and Storage segment enters
into hedging arrangements with respect to certain sales of efficiency gas, and the All Other category has hedging
arrangements in place with respect to certain volumes of landfill gas committed for sale.

Under the applicable accounting rules, the Company’s hedging arrangements are subject to quarterly
effectiveness tests. Inherent within those effectiveness tests are assumptions concerning the long-term price
differential between different types of crude oil, assumptions concerning the difference between published
natural gas price indexes established by pipelines in which hedged natural gas production is delivered and the
reference price established in the hedging arrangements, assumptions regarding the levels of production that
will be achieved and, with regard to fixed price commitments, assumptions regarding the creditworthiness of
certain customers and their forecasted consumption of natural gas. Depending on market conditions for natural

14

gas and crude oil and the levels of production actually achieved, it is possible that certain of those assumptions
may change in the future, and, depending on the magnitude of any such changes, it is possible that a portion of
the Company’s hedges may no longer be considered highly effective. In that case, gains or losses from the
ineffective derivative financial instruments would be marked-to-market on the income statement without
regard to an underlying physical transaction. Gains would occur to the extent that hedge prices exceed market
prices, and losses would occur to the extent that market prices exceed hedge prices.

Use of energy commodity price hedges also exposes National Fuel to the risk of non-performance by a
contract counterparty. These parties might not be able to perform their obligations under the hedge
arrangements.

It is National Fuel’s policy that the use of commodity derivatives contracts comply with various restrictions
in effect in respective business segments. For example, in the Exploration and Production segment, commodity
derivatives contracts must be confined to the price hedging of existing and forecast production, and in the
Energy Marketing segment, commodity derivatives with respect to fixed price purchase and sales commitments
must be matched against commitments reasonably certain to be fulfilled. Similar restrictions apply in the
Pipeline and Storage segment and the All Other category. National Fuel maintains a system of internal controls
to monitor compliance with its policy. However, unauthorized speculative trades, if they were to occur, could
expose National Fuel to substantial losses to cover positions in its derivatives contracts. In addition, in the event
the Company’s actual production of oil and natural gas falls short of hedged forecast production, the Company
may incur substantial losses to cover its hedges.

You should not place undue reliance on reserve information because such information represents
estimates.

This Form 10-K contains estimates of National Fuel’s proved oil and natural gas reserves and the future net
cash flows from those reserves that were prepared by National Fuel’s petroleum engineers and audited by
independent petroleum engineers. Petroleum engineers consider many factors and make assumptions in
estimating National Fuel’s oil and natural gas reserves and future net cash flows. These factors include:
historical production from the area compared with production from other producing areas; the assumed effect
of governmental regulation; and assumptions concerning oil and natural gas prices, production and develop-
ment costs, severance and excise taxes, and capital expenditures. Lower oil and natural gas prices generally
cause estimates of proved reserves to be lower. Estimates of reserves and expected future cash flows prepared by
different engineers, or by the same engineers at different times, may differ substantially. Ultimately, actual
production, revenues and expenditures relating to National Fuel’s reserves will vary from any estimates, and
these variations may be material. Accordingly, the accuracy of National Fuel’s reserve estimates is a function of
the quality of available data and of engineering and geological interpretation and judgment.

If conditions remain constant, then National Fuel is reasonably certain that its reserve estimates represent
economically recoverable oil and natural gas reserves and future net cash flows. If conditions change in the
future, then subsequent reserve estimates may be revised accordingly. You should not assume that the present
value of future net cash flows from National Fuel’s proved reserves is the current market value of National Fuel’s
estimated oil and natural gas reserves. In accordance with SEC requirements, National Fuel bases the estimated
discounted future net cash flows from its proved reserves on prices and costs as of the date of the estimate.
Actual future prices and costs may differ materially from those used in the net present value estimate. Any
significant price changes will have a material effect on the present value of National Fuel’s reserves.

Petroleum engineering is a subjective process of estimating underground accumulations of natural gas and
other hydrocarbons that cannot be measured in an exact manner. The process of estimating oil and natural gas
reserves is complex. The process involves significant decisions and assumptions in the evaluation of available
geological, geophysical, engineering and economic data for each reservoir. Future economic and operating
conditions are uncertain, and changes in those conditions could cause a revision to National Fuel’s future
reserve estimates. Estimates of economically recoverable oil and natural gas reserves and of future net cash flows
depend upon a number of variable factors and assumptions, including historical production from the area
compared with production from other comparable producing areas, and the assumed effects of regulations by

15

governmental agencies. Because all reserve estimates are to some degree subjective, each of the following items
may differ materially from those assumed in estimating reserves: the quantities of oil and natural gas that are
ultimately recovered, the timing of the recovery of oil and natural gas reserves, the production and operating
costs incurred, the amount and timing of future development and abandonment expenditures, and the price
received for the production.

The amount and timing of actual future oil and natural gas production and the cost of drilling are diffi-
cult to predict and may vary significantly from reserves and production estimates, which may reduce
National Fuel’s earnings.

There are many risks in developing oil and natural gas, including numerous uncertainties inherent in
estimating quantities of proved oil and natural gas reserves and in projecting future rates of production and
timing of development expenditures. The future success of National Fuel’s Exploration and Production segment
depends on its ability to develop additional oil and natural gas reserves that are economically recoverable, and
its failure to do so may reduce National Fuel’s earnings. The total and timing of actual future production may
vary significantly from reserves and production estimates. National Fuel’s drilling of development wells can
involve significant risks, including those related to timing, success rates, and cost overruns, and these risks can
be affected by lease and rig availability, geology, and other factors. Drilling for oil and natural gas can be
unprofitable, not only from dry wells, but from productive wells that do not produce sufficient revenues to
return a profit. Also, title problems, weather conditions, governmental requirements, and shortages or delays in
the delivery of equipment and services can delay drilling operations or result in their cancellation. The cost of
drilling, completing, and operating wells is often uncertain, and new wells may not be productive or National
Fuel may not recover all or any portion of its investment. Without continued successful exploitation or
acquisition activities, National Fuel’s reserves and revenues will decline as a result of its current reserves being
depleted by production. National Fuel cannot assure you that it will be able to find or acquire additional reserves
at acceptable costs.

Financial accounting requirements regarding exploration and production activities may affect National
Fuel’s profitability.

National Fuel accounts for its exploration and production activities under the full cost method of
accounting. Each quarter, on a country-by-country basis, National Fuel must compare the level of its unam-
ortized investment in oil and natural gas properties to the present value of the future net revenue projected to be
recovered from those properties according to methods prescribed by the SEC. In determining present value, the
Company uses quarter-end spot prices for oil and natural gas (as adjusted for hedging). If, at the end of any
quarter, the amount of the unamortized investment exceeds the net present value of the projected future cash
flows, such investment may be considered to be “impaired,” and the full cost accounting rules require that the
investment must be written down to the calculated net present value. Such an instance would require National
Fuel to recognize an immediate expense in that quarter, and its earnings would be reduced. National Fuel’s
Exploration and Production segment last recorded an impairment charge under the full cost method of
accounting in 2006. Because of the variability in National Fuel’s investment in oil and natural gas properties and
the volatile nature of commodity prices, National Fuel cannot predict when in the future it may again be affected
by such an impairment calculation.

Environmental regulation significantly affects National Fuel’s business.

National Fuel’s business operations are subject to federal, state, and local laws and regulations relating to
environmental protection. These laws and regulations concern the generation, storage, transportation, disposal
or discharge of contaminants into the environment and the general protection of public health, natural
resources, wildlife and the environment. Costs of compliance and liabilities could negatively affect National
Fuel’s results of operations, financial condition and cash flows. In addition, compliance with environmental
laws and regulations could require unexpected capital expenditures at National Fuel’s facilities. Because the
costs of complying with environmental regulations are significant, additional regulation could negatively affect
National Fuel’s business. Although National Fuel cannot predict the impact of the interpretation or enforcement

16

of EPA standards or other federal, state and local regulations, National Fuel’s costs could increase if environ-
mental laws and regulations become more strict.

The nature of National Fuel’s operations presents inherent risks of loss that could adversely affect its
results of operations, financial condition and cash flows.

National Fuel’s operations in its various segments are subject to inherent hazards and risks such as: fires;
natural disasters; explosions; geological formations with abnormal pressures; blowouts during well drilling;
collapses of wellbore casing or other tubulars; pipeline ruptures; spills; and other hazards and risks that may
cause personal injury, death, property damage, environmental damage or business interruption losses. Addi-
tionally, National Fuel’s facilities, machinery, and equipment may be subject to sabotage. Any of these events
could cause a loss of hydrocarbons, environmental pollution, claims for personal injury, death, property damage
or business interruption, or governmental investigations, recommendations, claims, fines or penalties. As
protection against operational hazards, National Fuel maintains insurance coverage against some, but not all,
potential losses. In addition, many of the agreements that National Fuel executes with contractors provide for
the division of responsibilities between the contractor and National Fuel, and National Fuel seeks to obtain an
indemnification from the contractor for certain of these risks. National Fuel is not always able, however, to
secure written agreements with its contractors that contain indemnification, and sometimes National Fuel is
required to indemnify others.

Insurance or indemnification agreements when obtained may not adequately protect National Fuel against
liability from all of the consequences of the hazards described above. The occurrence of an event not fully
insured or indemnified against, the imposition of fines, penalties or mandated programs by governmental
authorities, the failure of a contractor to meet its indemnification obligations, or the failure of an insurance
company to pay valid claims could result in substantial losses to National Fuel. In addition, insurance may not
be available, or if available may not be adequate, to cover any or all of these risks. It is also possible that
insurance premiums or other costs may rise significantly in the future, so as to make such insurance
prohibitively expensive.

Due to the significant cost of insurance coverage for named windstorms in the Gulf of Mexico, National
Fuel determined that it was not economical to purchase insurance to fully cover its exposures related to such
storms. It is possible that named windstorms in the Gulf of Mexico could have a material adverse effect on
National Fuel’s results of operations, financial condition and cash flows.

Hazards and risks faced by National Fuel, and insurance and indemnification obtained or provided by
National Fuel, may subject National Fuel to litigation or administrative proceedings from time to time. Such
litigation or proceedings could result in substantial monetary judgments, fines or penalties against National
Fuel or be resolved on unfavorable terms, the result of which could have a material adverse effect on National
Fuel’s results of operations, financial condition and cash flows.

National Fuel may be adversely affected by economic conditions.

Periods of slowed economic activity generally result in decreased energy consumption, particularly by
industrial and large commercial companies. As a consequence, national or regional recessions or other
downturns in economic activity could adversely affect National Fuel’s revenues and cash flows or restrict
its future growth. Economic conditions in National Fuel’s utility service territories also impact its collections of
accounts receivable.

Item 1B Unresolved Staff Comments

None

17

Item 2 Properties

General Information on Facilities

The net investment of the Company in property, plant and equipment was $2.9 billion at September 30,
2007. Approximately 62% of this investment was in the Utility and Pipeline and Storage segments, which are
primarily located in western and central New York and northwestern Pennsylvania. The Exploration and
Production segment, which has the next largest investment in net property, plant and equipment (34%), is
primarily located in California, in the Appalachian region of the United States, in Wyoming, and in the Gulf
Coast region of Texas, Louisiana, and Alabama. The remaining net investment in property, plant and equipment
consisted of the Timber segment (3%) which is located primarily in northwestern Pennsylvania, and All Other
and Corporate operations (1%). During the past five years, the Company has made additions to property, plant
and equipment in order to expand and improve transmission and distribution facilities for both retail and
transportation customers. Net property, plant and equipment has increased $33.7 million, or 1.2%, since 2002.
During 2007, the Company sold SECI, Seneca’s wholly owned subsidiary that operated in Canada. The net
property, plant and equipment of SECI at the date of sale was $107.7 million. In addition, during 2005, the
Company sold its majority interest in U.E., a district heating and electric generation business in the Czech
Republic. The net property, plant and equipment of U.E. at the date of sale was $223.9 million.

The Utility segment had a net investment in property, plant and equipment of $1.1 billion at September 30,
2007. The net investment in its gas distribution network (including 14,813 miles of distribution pipeline) and
its service connections to customers represent approximately 53% and 33%, respectively, of the Utility segment’s
net investment in property, plant and equipment at September 30, 2007.

The Pipeline and Storage segment had a net investment of $681.9 million in property, plant and equipment
at September 30, 2007. Transmission pipeline represents 33% of this segment’s total net investment and includes
2,495 miles of pipeline required to move large volumes of gas throughout its service area. Storage facilities
represent 24% of this segment’s total net investment and consist of 32 storage fields, four of which are jointly
owned and operated with certain pipeline suppliers, and 441 miles of pipeline. Net investment in storage
facilities includes $89.8 million of gas stored underground-noncurrent, representing the cost of the gas required
to maintain pressure levels for normal operating purposes as well as gas maintained for system balancing and
other purposes, including that needed for no-notice transportation service. The Pipeline and Storage segment
has 28 compressor stations with 75,404 installed compressor horsepower that represent 14% of this segment’s
total net investment in property, plant and equipment.

The Exploration and Production segment had a net investment in property, plant and equipment of

$982.7 million at September 30, 2007.

The Timber segment had a net investment in property, plant and equipment of $89.9 million at
September 30, 2007. Located primarily in northwestern Pennsylvania, the net investment includes two
sawmills, 103,700 acres of land and timber, and 3,105 acres of timber rights.

The Utility and Pipeline and Storage segments’ facilities provided the capacity to meet the Company’s 2007
peak day sendout, including transportation service, of 1,743 MMcf, which occurred on February 5, 2007.
Withdrawals from storage of 779.3 MMcf provided approximately 44.7% of the requirements on that day.

Company maps are included in exhibit 99.2 of this Form 10-K and are incorporated herein by reference.

Exploration and Production Activities

The Company is engaged in the exploration for, and the development and purchase of, natural gas and oil
reserves in California, in the Appalachian region of the United States, in Wyoming, and in the Gulf Coast region
of Texas, Louisiana, and Alabama. Also, Exploration and Production operations were conducted in the
provinces of Alberta, Saskatchewan and British Columbia in Canada, until the sale of these properties on
August 31, 2007. Further discussion of the sale of the Canadian oil and gas properties is included in Item 8,
Note-I-Discontinued Operations. Further discussion of oil and gas producing activities is included in Item 8,
Note O-Supplementary Information for Oil and Gas Producing Activities. Note O sets forth proved developed

18

and undeveloped reserve information for Seneca. Seneca’s proved developed and undeveloped natural gas
reserves decreased from 233 Bcf at September 30, 2006 to 205 Bcf at September 30, 2007. This decrease is
attributed primarily to the sale of the Canadian gas properties (40.1 Bcf) and production of 26.3 Bcf. These
decreases were partially offset by extensions and discoveries of 34.6 Bcf, primarily in the Appalachian region
(29.7 Bcf). Seneca’s proved developed and undeveloped oil reserves decreased from 58,018 Mbbl at
September 30, 2006 to 47,586 Mbbl at September 30, 2007. This decrease is attributed to revisions of previous
estimates (5,963 Mbbl), primarily occurring in California, production (3,450 Mbbl) and the sale of the
Canadian oil properties (1,458 Mbbl). Seneca’s proved developed and undeveloped natural gas reserves
decreased from 238 Bcf at September 30, 2005 to 233 Bcf at September 30, 2006. This decrease is attributed
primarily to production and downward reserve revisions related primarily to the Canadian properties. These
decreases were partially offset by extensions and discoveries. The downward reserve revisions were largely a
function of a significant decrease in gas prices during the fourth quarter of 2006. Seneca’s proved developed and
undeveloped oil reserves decreased from 60,257 Mbbl at September 30, 2005 to 58,018 Mbbl at September 30,
2006. This decrease is attributed mostly to production.

Seneca’s oil and gas reserves reported in Item 8 at Note O as of September 30, 2007 were estimated by
Seneca’s geologists and engineers and were audited by independent petroleum engineers from Netherland,
Sewell & Associates, Inc. Seneca reports its oil and gas reserve information on an annual basis to the Energy
Information Administration (EIA), a statistical agency of the U.S. Department of Energy. The oil and gas reserve
information reported to the EIA showed 211 Bcf and 59,246 Mbbl of gas and oil reserves, respectively, which
differs from the reserve information summarized in Item 8 at Note O. The reasons for this difference are as
follows: (a) reserves are reported to the EIA on a calendar year basis, while reserves disclosed in Item 8 at Note O
are shown on a fiscal year basis; (b) reserves reported to the EIA include only properties operated by Seneca,
while reserves disclosed in Item 8 at Note O included both Seneca operated properties and non-operated
properties in which Seneca has an interest; and (c) reserves are reported to the EIA on a gross basis verses the
reserves disclosed in Item 8 at Note O, which are reported on a net revenue interest basis.

The following is a summary of certain oil and gas information taken from Seneca’s records. All monetary

amounts are expressed in U.S. dollars.

Production

United States
Gulf Coast Region

For The Year Ended September 30
2006

2005

2007

Average Sales Price per Mcf of Gas . . . . . . . . . . . . . . . . . . . . . . . . $ 6.58
Average Sales Price per Barrel of Oil . . . . . . . . . . . . . . . . . . . . . . . $63.04
Average Sales Price per Mcf of Gas (after hedging) . . . . . . . . . . . . $ 6.87
Average Sales Price per Barrel of Oil (after hedging) . . . . . . . . . . . $64.09
Average Production (Lifting) Cost per Mcf Equivalent of Gas and

$ 8.01
$64.10
$ 5.89
$47.46

$ 7.05
$49.78
$ 6.01
$35.03

Oil Produced . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 1.08

$ 0.86

$ 0.71

Average Production per Day (in MMcf Equivalent of Gas and Oil

Produced) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

40

36

50

West Coast Region

Average Sales Price per Mcf of Gas . . . . . . . . . . . . . . . . . . . . . . . . $ 6.54
Average Sales Price per Barrel of Oil . . . . . . . . . . . . . . . . . . . . . . . $56.86
Average Sales Price per Mcf of Gas (after hedging) . . . . . . . . . . . . $ 6.82
Average Sales Price per Barrel of Oil (after hedging) . . . . . . . . . . . $47.43
Average Production (Lifting) Cost per Mcf Equivalent of Gas and

$ 7.93
$56.80
$ 7.19
$37.69

$ 6.85
$42.91
$ 6.15
$23.01

Oil Produced . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 1.54

$ 1.35

$ 1.15

19

For The Year Ended September 30
2006

2005

2007

Average Production per Day (in MMcf Equivalent of Gas and Oil

Produced) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

50

53

53

Appalachian Region

Average Sales Price per Mcf of Gas . . . . . . . . . . . . . . . . . . . . . . . . $ 7.48
Average Sales Price per Barrel of Oil . . . . . . . . . . . . . . . . . . . . . . . $62.26
Average Sales Price per Mcf of Gas (after hedging) . . . . . . . . . . . . $ 8.25
Average Sales Price per Barrel of Oil (after hedging) . . . . . . . . . . . $62.26
Average Production (Lifting) Cost per Mcf Equivalent of Gas and

$ 9.53
$65.28
$ 8.90
$65.28

$ 7.60
$48.28
$ 7.01
$48.28

Oil Produced . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 0.69

$ 0.69

$ 0.63

Average Production per Day (in MMcf Equivalent of Gas and Oil

Produced) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

17

15

13

Total United States

Average Sales Price per Mcf of Gas . . . . . . . . . . . . . . . . . . . . . . . . $ 6.82
Average Sales Price per Barrel of Oil . . . . . . . . . . . . . . . . . . . . . . . $58.43
Average Sales Price per Mcf of Gas (after hedging) . . . . . . . . . . . . $ 7.25
Average Sales Price per Barrel of Oil (after hedging) . . . . . . . . . . . $51.68
Average Production (Lifting) Cost per Mcf Equivalent of Gas and

$ 8.42
$58.47
$ 7.02
$40.26

$ 7.13
$44.87
$ 6.26
$26.59

Oil Produced . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 1.23

$ 1.09

$ 0.90

Average Production per Day (in MMcf Equivalent of Gas and Oil

Produced) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

108

104

117

Canada — Discontinued Operations

Average Sales Price per Mcf of Gas . . . . . . . . . . . . . . . . . . . . . . . . $ 6.09
Average Sales Price per Barrel of Oil . . . . . . . . . . . . . . . . . . . . . . . $50.06
Average Sales Price per Mcf of Gas (after hedging) . . . . . . . . . . . . $ 6.17
Average Sales Price per Barrel of Oil (after hedging) . . . . . . . . . . . $50.06
Average Production (Lifting) Cost per Mcf Equivalent of Gas and

$ 7.14
$51.40
$ 7.47
$51.40

$ 6.15
$42.97
$ 6.14
$42.97

Oil Produced . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 1.94

$ 1.57

$ 1.29

Average Production per Day (in MMcf Equivalent of Gas and Oil

Produced) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

21

26

27

Total Company

Average Sales Price per Mcf of Gas . . . . . . . . . . . . . . . . . . . . . . . . $ 6.64
Average Sales Price per Barrel of Oil . . . . . . . . . . . . . . . . . . . . . . . $57.93
Average Sales Price per Mcf of Gas (after hedging) . . . . . . . . . . . . $ 6.98
Average Sales Price per Barrel of Oil (after hedging) . . . . . . . . . . . $51.58
Average Production (Lifting) Cost per Mcf Equivalent of Gas and

$ 8.04
$57.94
$ 7.15
$41.10

$ 6.86
$44.72
$ 6.23
$27.86

Oil Produced . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 1.35

$ 1.18

$ 0.98

Average Production per Day (in MMcf Equivalent of Gas and Oil

Produced) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

129

130

144

Productive Wells

At September 30, 2007

Gulf Coast
Region

West Coast
Region

Gas

Oil

Gas

Oil

Appalachian
Region

Gas

Oil

Total Company
Gas
Oil

Productive Wells — Gross. . . . . . . . .
Productive Wells — Net . . . . . . . . . .

33
19

37 — 1,313
16 — 1,305

2,347
2,274

7
6

2,380
2,293

1,357
1,327

20

Developed and Undeveloped Acreage

At September 30, 2007

Developed Acreage

Golf
Coast
Region

West
Coast
Region

Appalachian
Region

Total
Company

— Gross . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141,425
97,756
— Net . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

11,058
10,688

515,400
488,907

667,883
597,351

Undeveloped Acreage

— Gross . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148,960
89,921
— Net . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

—
—

472,407
447,802

621,367
537,723

As of September 30, 2007, the aggregate amount of gross undeveloped acreage expiring in the next three
years and thereafter are as follows: 23,332 acres in 2008 (12,707 net acres), 38,741 acres in 2009 (23,219 net
acres), 23,038 acres in 2010 (11,491 net acres), and 536,256 acres thereafter (490,306 net acres).

Drilling Activity

For the Year Ended September 30

United States
Gulf Coast Region
Net Wells Completed

2007

Productive
2006

2005

2007

Dry
2006

2005

— Exploratory . . . . . . . . . . . . . . . . . . . . . . . . . . . .
— Development . . . . . . . . . . . . . . . . . . . . . . . . . . .

1.31
1.00

2.94
0.78

1.30
0.23

1.42
0.67

0.85
—

0.47
—

West Coast Region
Net Wells Completed

— Exploratory . . . . . . . . . . . . . . . . . . . . . . . . . . . .
— Development . . . . . . . . . . . . . . . . . . . . . . . . . . .

0.50
58.99

—
92.98

—
116.97

—
2.00

—
1.00

—
—

Appalachian Region
Net Wells Completed

— Exploratory . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8.10
— Development . . . . . . . . . . . . . . . . . . . . . . . . . . . 184.00

3.88
140.58

3.00
45.00

—
2.00

— 4.00
1.00

1.75

Total United States
Net Wells Completed

— Exploratory . . . . . . . . . . . . . . . . . . . . . . . . . . . .
9.91
— Development . . . . . . . . . . . . . . . . . . . . . . . . . . . 243.99

6.82
234.34

4.30
162.20

1.42
4.67

0.85
2.75

4.47
1.00

Canada — Discontinued Operations
Net Wells Completed

— Exploratory . . . . . . . . . . . . . . . . . . . . . . . . . . . .
— Development . . . . . . . . . . . . . . . . . . . . . . . . . . .

6.38
1.80

12.60
2.50

21.14
3.50

— 1.35
— 1.00

2.00
—

Total
Net Wells Completed

— Exploratory . . . . . . . . . . . . . . . . . . . . . . . . . . . .
16.29
— Development . . . . . . . . . . . . . . . . . . . . . . . . . . . 245.79

19.42
236.84

25.44
165.70

1.42
4.67

2.20
3.75

6.47
1.00

21

Present Activities

At September 30, 2007

Wells in Process of Drilling(1)

Gulf
Coast
Region

West
Coast
Region

Appalachian
Region

Total
Company

— Gross . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
— Net . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2.00
1.30

4.00
4.00

90.00
88.00

96.00
93.30

(1) Includes wells awaiting completion.

Item 3 Legal Proceedings

In an action instituted in the New York State Supreme Court, Kings County on February 18, 2003 against
Distribution Corporation and Paul J. Hissin, an unaffiliated third party, plaintiff Donna Fordham-Coleman, as
administratrix of the estate of Velma Arlene Fordham, alleges that Distribution Corporation’s failure to initiate
natural gas service, despite an attempt to do so, at an apartment leased to the plaintiff’s decedent, Velma Arlene
Fordham, caused the decedent’s death in February 2001. The plaintiff sought damages for wrongful death and
pain and suffering, plus punitive damages. Distribution Corporation denied plaintiff’s material allegations,
asserted seven affirmative defenses and asserted a cross-claim against the co-defendant. Distribution Corpo-
ration believes, and has vigorously asserted, that plaintiff’s allegations lack merit. The court changed venue of
the action to New York State Supreme Court, Erie County. Trial was scheduled to begin October 15, 2007.
However, the parties resolved the action.

On June 8, 2006, the NTSB issued safety recommendations to Distribution Corporation, the PaPUC and
certain others as a result of its investigation of a natural gas explosion that occurred on Distribution
Corporation’s system in Dubois, Pennsylvania in August 2004. For a discussion of this matter, refer to Part II,
Item 7 — MD&A of this report under the heading “Other Matters — Rate and Regulatory Matters.”

On November 8, 2007, Distribution Corporation filed a complaint with the PaPUC requesting that the
PaPUC commence an investigation to determine whether New Mountain Vantage GP, L.L.C. (New Mountain),
and others acting in concert with it, have violated Pennsylvania law by acquiring control of Distribution
Corporation without the prior approval of the PaPUC. In the event the PaPUC finds that New Mountain and
others acting in concert with it have not yet acquired control of Distribution Corporation, Distribution
Corporation petitioned the PaPUC for an order requiring New Mountain to show cause why it should not be
required to apply for and receive a certificate of public convenience prior to acquiring control of Distribution
Corporation, and requiring that the certificate of public convenience be obtained prior to any vote of
stockholders of the Company which could result in the acquisition of control over Distribution Corporation.
According to a November 6, 2007 filing with the SEC, New Mountain and certain other holders acknowledging
acting with New Mountain as part of a group for purposes of the federal securities laws collectively own 9.7% of
the outstanding shares of the Company. Distribution Corporation alleges in its filing with the PaPUC that New
Mountain and others acting in concert with it have acquired or are seeking to acquire control of the Company,
which results or would result in the acquisition of indirect control over Distribution Corporation. On
November 21, 2007, New Mountain filed preliminary objections to Distribution Corporation’s complaint
and petition and requested that the PaPUC rule on the preliminary objections at its December 20, 2007 public
meeting. In addition, two agencies of the Commonwealth of Pennsylvania, the Office of Consumer Advocate
and the Office of Small Business Advocate, petitioned the PaPUC to intervene in the proceeding, and the Office
of Small Business Advocate requested evidentiary hearings. Distribution Corporation anticipates that its
response to New Mountain’s preliminary objections will request that the PaPUC, at its December 20, 2007
public meeting, initiate an investigation by issuing an order for New Mountain to show cause why it should not
be required to apply for and receive a certificate of public convenience prior to acquiring control of Distribution
Corporation.

The resolution of the Fordham-Coleman action described above will not have a material effect on the
consolidated financial condition, results of operations, or cash flow of the Company. The Company believes,
based on the information presently known, that the ultimate resolution of the matters before the PaPUC

22

described above will not be material to the consolidated financial condition, results of operations, or cash flow of
the Company. No assurances can be given, however, as to the ultimate outcomes of those matters, and it is
possible that the outcomes could be material to the consolidated financial condition, results of operations or
cash flow of the Company.

For a discussion of various environmental and other matters, refer to Part II, Item 7, MD&A and Item 8 at

Note H — Commitments and Contingencies.

In addition to the matters disclosed above, the Company is involved in other litigation and regulatory
matters arising in the normal course of business. These other matters may include, for example, negligence
claims and tax, regulatory or other governmental audits, inspections, investigations or other proceedings. These
matters may involve state and federal taxes, safety, compliance with regulations, rate base, cost of service, and
purchased gas cost issues, among other things. While these normal-course matters could have a material effect
on earnings and cash flows in the quarterly and annual period in which they are resolved, they are not expected
to change materially the Company’s present liquidity position, nor to have a material adverse effect on the
financial condition of the Company.

Item 4 Submission of Matters to a Vote of Security Holders

No matter was submitted to a vote of security holders during the quarter ended September 30, 2007.

PART II

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

Equity Securities

Information regarding the market for the Company’s common equity and related stockholder matters
appears under Item 12 at Security Ownership of Certain Beneficial Owners and Management and Related
Stockholder Matters, Item 8 at Note E-Capitalization and Short-Term Borrowings and Note N-Market for
Common Stock and Related Shareholder Matters (unaudited).

On July 2, 2007, the Company issued a total of 2,400 unregistered shares of Company common stock to the
eight non-employee directors of the Company serving on the Board of Directors, 300 shares to each such
director. All of these unregistered shares were issued as partial consideration for such directors’ services during
the quarter ended September 30, 2007, pursuant to the Company’s Retainer Policy for Non-Employee Directors.
These transactions were exempt from registration under Section 4(2) of the Securities Act of 1933, as
transactions not involving a public offering.

Issuer Purchases of Equity Securities

Period

Total Number
of Shares
Purchased(a)

Average Price
Paid per
Share

Total Number
of Shares
Purchased as
Part of
Publicly Announced
Share Repurchase
Plans or
Programs

Maximum Number
of Shares
that May
Yet Be
Purchased Under
Share Repurchase
Plans or
Programs(b)

July 1-31, 2007 . . . . . . . . . . .
Aug. 1-31, 2007 . . . . . . . . . .
Sept. 1-30, 2007 . . . . . . . . . .

7,317
124,254
22,622

Total . . . . . . . . . . . . . . . . . . .

154,193

$44.75
$41.93
$44.97

$42.51

—
113,000
—

113,000

4,278,122
4,165,122
4,165,122

4,165,122

(a) Represents (i) shares of common stock of the Company purchased on the open market with Company
“matching contributions” for the accounts of participants in the Company’s 401(k) plans, (ii) shares of
common stock of the Company tendered to the Company by holders of stock options or shares of restricted
stock for the payment of option exercise prices or applicable withholding taxes, and (iii) shares of common

23

stock of the Company purchased on the open market pursuant to the Company’s publicly announced share
repurchase program. Shares purchased other than through a publicly announced share repurchase
program totaled 7,317 in July 2007, 11,254 in August 2007 and 22,622 in September 2007 (a three-
month total of 41,193). Of those shares, 23,498 were purchased for the Company’s 401(k) plans and
17,695 were purchased as a result of shares tendered to the Company by holders of stock options or shares
of restricted stock.

(b) On December 8, 2005, the Company’s Board of Directors authorized the repurchase of up to eight million
shares of the Company’s common stock. Repurchases may be made from time to time in the open market or
through private transactions.

Item 6 Selected Financial Data(1)

Summary of Operations
Operating Revenues. . . . . . . . . . . . . . . . $2,039,566 $2,239,675 $1,860,774 $1,867,875 $1,821,899

2007

2006

Year Ended September 30
2005
(Thousands)

2004

2003

Operating Expenses:

Purchased Gas . . . . . . . . . . . . . . . . . .
Operation and Maintenance . . . . . . . .
Property, Franchise and Other

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

Depreciation, Depletion and

1,018,081
396,408

1,267,562
395,289

959,827
388,094

949,452
374,010

963,567
330,316

70,660

69,202

68,164

68,378

72,073

Amortization . . . . . . . . . . . . . . . . .

157,919

151,999

156,502

159,184

154,634

Gain (Loss) on Sale of Timber

Properties . . . . . . . . . . . . . . . . . . . . .
Operating Income . . . . . . . . . . . . . . . . .
Other Income (Expense):

Income from Unconsolidated

1,643,068

1,884,052

1,572,587

1,551,024

1,520,590

—
396,498

—
355,623

—
288,187

(1,252)
315,599

168,787
470,096

Subsidiaries . . . . . . . . . . . . . . . . . .

4,979

3,583

3,362

805

535

Impairment of Investment in

Partnership . . . . . . . . . . . . . . . . . .
Interest Income . . . . . . . . . . . . . . . . .
Other Income . . . . . . . . . . . . . . . . . .
Interest Expense on Long-Term

Debt . . . . . . . . . . . . . . . . . . . . . . .
Other Interest Expense . . . . . . . . . . .

Income from Continuing Operations

Before Income Taxes . . . . . . . . . . . . .
Income Tax Expense . . . . . . . . . . . . . . .

—
1,550
4,936

—
9,409
2,825

(4,158)
6,236
12,744

—
1,771
2,908

—
2,427
2,204

(68,446)
(6,029)

(72,629)
(5,952)

(73,244)
(9,069)

(82,989)
(6,354)

(91,381)
(11,010)

333,488
131,813

292,859
108,245

224,058
85,621

231,740
89,820

372,871
116,795

Income from Continuing Operations . . .

201,675

184,614

138,437

141,920

256,076

Discontinued Operations:

Income (Loss) from Operations, Net

of Tax . . . . . . . . . . . . . . . . . . . . . .
Gain on Disposal, Net of Tax . . . . . . .

Income (Loss) from Discontinued

15,479
120,301

(46,523)
—

25,277
25,774

24,666
—

(68,240)
—

Operations, Net of Tax. . . . . . . . . . . .

135,780

(46,523)

51,051

24,666

(68,240)

24

2007

2006

Year Ended September 30
2005
(Thousands)

2004

2003

Income Before Cumulative Effect of

Changes in Accounting . . . . . . . . . . .

337,455

138,091

189,488

166,586

187,836

Cumulative Effect of Changes in

Accounting . . . . . . . . . . . . . . . . . . . .

—

—

—

—

(8,892)

Net Income Available for Common

Stock . . . . . . . . . . . . . . . . . . . . . . . . . $ 337,455 $ 138,091 $ 189,488 $ 166,586 $ 178,944

Per Common Share Data

Basic Earnings from Continuing

Operations per Common Share. . . . $

2.43 $

2.20 $

1.66 $

1.73 $

3.17

Diluted Earnings from Continuing

Operations per Common Share. . . . $

2.37 $

2.15 $

1.63 $

1.71 $

3.15

Basic Earnings per Common

Share(2) . . . . . . . . . . . . . . . . . . . . . $

4.06 $

1.64 $

2.27 $

2.03 $

2.21

Diluted Earnings per Common

Share(2) . . . . . . . . . . . . . . . . . . . . . $
Dividends Declared . . . . . . . . . . . . . . $
Dividends Paid . . . . . . . . . . . . . . . . . $
Dividend Rate at Year-End . . . . . . . . . $

At September 30:
Number of Registered Shareholders . .

Net Property, Plant and Equipment

3.96 $
1.22 $
1.21 $
1.24 $

1.61 $
1.18 $
1.17 $
1.20 $

2.23 $
1.14 $
1.13 $
1.16 $

2.01 $
1.10 $
1.09 $
1.12 $

2.20
1.06
1.05
1.08

16,989

17,767

18,369

19,063

19,217

Utility . . . . . . . . . . . . . . . . . . . . . . . . $1,099,280 $1,084,080 $1,064,588 $1,048,428 $1,028,393
705,927
Pipeline and Storage . . . . . . . . . . . . .
925,833
Exploration and Production(3) . . . . .
171
Energy Marketing . . . . . . . . . . . . . . .
87,600
Timber. . . . . . . . . . . . . . . . . . . . . . . .
All Other . . . . . . . . . . . . . . . . . . . . . .
22,042
221,082
Corporate(4) . . . . . . . . . . . . . . . . . . .

674,175
1,002,265
59
90,939
17,394
8,814

680,574
974,806
97
94,826
18,098
6,311

696,487
923,730
80
82,838
21,172
234,029

681,940
982,698
102
89,902
16,735
7,748

Total Net Plant . . . . . . . . . . . . . . . . . . . $2,878,405 $2,877,726 $2,839,300 $3,006,764 $2,991,048

Total Assets . . . . . . . . . . . . . . . . . . . . . $3,888,412 $3,763,748 $3,749,753 $3,738,103 $3,740,944

Capitalization
Comprehensive Shareholders’ Equity . . . $1,630,119 $1,443,562 $1,229,583 $1,253,701 $1,137,390
Long-Term Debt, Net of Current

Portion . . . . . . . . . . . . . . . . . . . . . . .

799,000

1,095,675

1,119,012

1,133,317

1,147,779

Total Capitalization . . . . . . . . . . . . . . . . $2,429,119 $2,539,237 $2,348,595 $2,387,018 $2,285,169

(1) Certain prior year amounts have been reclassified to conform with current year presentation.

(2) Includes discontinued operations and cumulative effect of changes in accounting.

(3) Includes net plant of SECI discontinued operations as follows: $0 for 2007, $88,023 for 2006, $170,929 for

2005, $142,860 for 2004, and $116,487 for 2003.

(4) Includes net plant of the former international segment as follows: $38 for 2007, $27 for 2006, $20 for 2005,

$227,905 for 2004, and $219,199 for 2003.

25

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

OVERVIEW

The Company is a diversified energy company consisting of five reportable business segments. Refer to
Item 1, Business, for a more detailed description of each of the segments. This Item 7, MD&A, provides
information concerning:

1. The critical accounting estimates of the Company;

2. Changes in revenues and earnings of the Company under the heading, “Results of Operations;”

3. Operating, investing and financing cash flows under the heading “Capital Resources and Liquidity;”

4. Off-Balance Sheet Arrangements;

5. Contractual Obligations; and

6. Other Matters, including: (a) 2007 and 2008 funding to the Company’s defined benefit retirement plan
and post-retirement benefit plan, (b) realizability of deferred tax assets, (c) disclosures and tables
concerning market risk sensitive instruments, (d) rate and regulatory matters in the Company’s New
York, Pennsylvania and FERC regulated jurisdictions, (e) environmental matters, and (f) new account-
ing pronouncements.

The information in MD&A should be read in conjunction with the Company’s financial statements in

Item 8 of this report.

The event that had the most significant earnings impact in 2007, and the main reason for the significant
earnings increase over 2006, was the Company’s sale of SECI, Seneca’s wholly owned subsidiary that operated in
Canada. SECI was engaged in the exploration for, and the development and purchase of, natural gas and oil
reserves in the provinces of Alberta, Saskatchewan and British Columbia in Canada. This sale resulted in a
$120.3 million gain, net of tax. The decision to sell SECI was based on lower than expected returns from the
Canadian oil and gas properties combined with difficulty in finding significant new reserves. As a result of the
decision to sell SECI, the Company began presenting all SECI operations as discontinued operations in
September 2007. Also contributing to the increase in earnings over 2006 was the non-recurrence of impairment
charges of $68.6 million related to the Exploration and Production segment’s Canadian oil and gas assets
recognized during 2006 under the full cost method of accounting, which is discussed below under Critical
Accounting Estimates. Seneca intends to continue its exploration and development activities in the Gulf of
Mexico, in California and in Appalachia, subject to regular re-evaluation of its efforts and opportunities in each
region.

The Company spent $247.6 million on capital expenditures related to continuing operations during 2007,
with approximately 59% being spent in the Exploration and Production segment. This was in line with the
Company’s expectations. As mentioned above, Seneca will continue its exploration and development activities
in Appalachia, in California and in the Gulf of Mexico. In Appalachia, drilling will be accelerated. Seneca
intends to commence drilling of 280 wells for shallow tight sand targets in fiscal 2008, a 20% increase over the
233 such wells drilled in 2007. In addition, Seneca anticipates continued drilling in the deeper Marcellus Shale
formation in Appalachia with its joint venture partner, EOG Resources, Inc. Seneca expects that as many as
eighteen Marcellus Shale wells will be drilled on its acreage in 2008, ten of which are expected to be horizontal
wells. In the Gulf of Mexico, Seneca’s strategy will be to follow a focused drilling plan in the specific areas where
the Company has expertise and past success.

The Company took a significant step forward this year regarding the Empire Connector project. In June
2007, Empire signed a firm transportation service agreement with KeySpan Gas East Corporation, thereby
obligating Empire to provide transportation service that will require construction of the Empire Connector
project. Construction of the Empire Connector began in September 2007 and 20 miles will be completed by
December 2007. The Company expects to complete the project by November 1, 2008. The total cost to the
Company of the Empire Connector project is estimated at $177 million, after giving effect to sales tax

26

exemptions. The Company expects the expansion of the Pipeline and Storage segment to remain a major
strategic priority. Supply Corporation has verified that there is substantial market interest in transporting gas
produced in the Rocky Mountain area to the Northeast. In order to serve this anticipated demand, Supply
Corporation has proposed a new 324-mile pipeline that would commence at Clarington, Ohio, the proposed
terminus of the Rockies Express pipeline, and extend to the Millennium Pipeline under construction at
Corning, New York. From Corning, Rocky Mountain gas will be able to get to the New York City area and to New
England. The proposed pipeline would be designed to move approximately 550 to 750 MDth of gas per day, as
well as accommodate volumes from local production areas. These projects are discussed further in the Capital
Resources and Liquidity and Rates and Regulatory Matters sections that follow.

The Company is currently evaluating the appropriateness of establishing a Master Limited Partnership
(MLP) for its pipeline and storage assets, and another MLP for certain of its exploration and production assets. If
this evaluation determined that the MLP structure is sound and in the shareholders’ interest, the Company
would pursue the MLP structure for the appropriate Company assets. Potential impediments to establishing
MLPs include: (a) the low tax basis of our pipeline and storage assets, which substantially mitigates the tax
advantages of an MLP structure; (b) the highly integrated operations of the Company’s Pipeline and Storage and
Utility business segments; and (c) the sustainability of an exploration and production MLP given the natural
decline curve of production from all oil and gas properties. As a result, new long-lived reserves must be
constantly added to an exploration and production MLP in order to sustain the MLP’s cash distributions.
Acquisitions of long-lived reserves could be very costly given the significant premiums that are currently being
paid for long-lived reserves.

The Company also began repurchasing outstanding shares of common stock during fiscal 2006 under a
share repurchase program authorized by the Company’s Board of Directors. The program authorizes the
Company to repurchase up to an aggregate amount of 8 million shares. Through September 30, 2007, the
Company had repurchased 3,834,878 shares for $133.2 million under this program, including 1,308,328 shares
for $48.1 million during the year ended September 30, 2007. These matters are discussed further in the Capital
Resources and Liquidity section that follows.

On January 29, 2007, the Company commenced a rate case in the New York jurisdiction of the Utility
segment by filing proposed tariff amendments and supporting testimony requesting approval to increase its
annual revenues by $52.0 million annually. The Company explained in the filing that its request for rate relief is
necessitated by decreased revenues resulting from customer conservation efforts and increased customer
uncollectibles, among other things. The rate filing also includes a proposal for an aggressive efficiency and
conservation initiative with a revenue decoupling mechanism designed to render the Company indifferent to
throughput reductions resulting from conservation. In September 2007, the NYPSC issued an order approving
the Company’s conservation program, and the administrative law judge assigned to the proceeding issued a
recommended decision, which recommends a rate increase designed to provide additional annual revenues of
$2.5 million as well as a bill surcharge that would collect up to $10.8 million to recover expenses arising from
the conservation program. The recommended decision also recommends approval of the unopposed revenue
decoupling mechanism. The NYPSC is not bound to accept the recommended decision. This matter is discussed
more fully in the Rate and Regulatory Matters section that follows.

CRITICAL ACCOUNTING ESTIMATES

The Company has prepared its consolidated financial statements in conformity with GAAP. The prepa-
ration of these financial statements requires management to make estimates and assumptions that affect the
reported amounts of assets and liabilities and 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. Actual
results could differ from those estimates. In the event estimates or assumptions prove to be different from actual
results, adjustments are made in subsequent periods to reflect more current information. The following is a
summary of the Company’s most critical accounting estimates, which are defined as those estimates whereby
judgments or uncertainties could affect the application of accounting policies and materially different amounts
could be reported under different conditions or using different assumptions. For a complete discussion of the

27

Company’s significant accounting policies, refer to Item 8 at Note A — Summary of Significant Accounting
Policies.

Oil and Gas Exploration and Development Costs.

In the Company’s Exploration and Production segment,
oil and gas property acquisition, exploration and development costs are capitalized under the full cost method
of accounting. Under this accounting methodology, all costs associated with property acquisition, exploration
and development activities are capitalized,
including internal costs directly identified with acquisition,
exploration and development activities. The internal costs that are capitalized do not include any costs related
to production, general corporate overhead, or similar activities. The Company does not recognize any gain or
loss on the sale or other disposition of oil and gas properties unless the gain or loss would significantly alter the
relationship between capitalized costs and proved reserves of oil and gas attributable to a cost center.

The Company believes that determining the amount of the Company’s proved reserves is a critical
accounting estimate. Proved reserves are estimated quantities of reserves that, based on geologic and engi-
neering data, appear with reasonable certainty to be producible under existing economic and operating
conditions. Such estimates of proved reserves are inherently imprecise and may be subject to substantial
revisions as a result of numerous factors including, but not limited to, additional development activity, evolving
production history and continual reassessment of the viability of production under varying economic condi-
tions. The estimates involved in determining proved reserves are critical accounting estimates because they
serve as the basis over which capitalized costs are depleted under the full cost method of accounting (on a units-
of-production basis). Unproved properties are excluded from the depletion calculation until proved reserves are
found or it is determined that the unproved properties are impaired. All costs related to unproved properties are
reviewed quarterly to determine if impairment has occurred. The amount of any impairment is transferred to the
pool of capitalized costs being amortized.

In addition to depletion under the units-of-production method, proved reserves are a major component in
the SEC full cost ceiling test. The full cost ceiling test is an impairment test prescribed by SEC Regulation S-X
Rule 4-10. The ceiling test , which is performed each quarter, determines a limit, or ceiling, on a coun-
try-by-country basis on the amount of property acquisition, exploration and development costs that can be
capitalized. The ceiling under this test represents (a) the present value of estimated future net cash flows,
excluding future cash outflows associated with settling asset retirement obligations that have been accrued on
the balance sheet, using a discount factor of 10%, which is computed by applying current market prices of oil
and gas (as adjusted for hedging) to estimated future production of proved oil and gas reserves as of the date of
the latest balance sheet, less estimated future expenditures, plus (b) the cost of unevaluated properties not being
depleted, less (c) income tax effects related to the differences between the book and tax basis of the properties.
The estimates of future production and future expenditures are based on internal budgets that reflect planned
production from current wells and expenditures necessary to sustain such future production. The amount of the
ceiling can fluctuate significantly from period to period because of additions or subtractions to proved reserves
and significant fluctuations in oil and gas prices. The ceiling is then compared to the capitalized cost of oil and
gas properties less accumulated depletion and related deferred income taxes. If the capitalized costs of oil and
gas properties less accumulated depletion and related deferred taxes exceeds the ceiling at the end of any fiscal
quarter, a non-cash impairment must be recorded to write down the book value of the reserves to their present
value. This non-cash impairment cannot be reversed at a later date if the ceiling increases. It should also be
noted that a non-cash impairment to write down the book value of the reserves to their present value in any
given period causes a reduction in future depletion expense. Because of the decline in the price of natural gas
during the third and fourth quarters of 2006, the book value of the Company’s Canadian oil and gas properties
exceeded the ceiling at both June 30, 2006 and September 30, 2006. Consequently, SECI recorded impairment
charges of $62.4 million ($39.5 million after-tax) in the third quarter of 2006 and $42.3 million ($29.1 million
after-tax) in the fourth quarter of 2006. These impairment charges are now included in the loss from
discontinued operations for 2006 due to the sale of SECI during 2007.

It is difficult to predict what factors could lead to future impairments under the SEC’s full cost ceiling test.
As discussed above, fluctuations or subtractions to proved reserves and significant fluctuations in oil and gas
prices have an impact on the amount of the ceiling at any point in time.

28

Upon the adoption of SFAS 143 on October 1, 2002, the Company recorded an asset retirement obligation
representing plugging and abandonment costs associated with the Exploration and Production segment’s crude
oil and natural gas wells and capitalized such costs in property, plant and equipment (i.e. the full cost pool).
Prior to the adoption of SFAS 143, plugging and abandonment costs were accounted for solely through the
Company’s units-of-production depletion calculation. An estimate of such costs was added to the depletion
base, which also included capitalized costs in the full cost pool and estimated future expenditures to be incurred
in developing proved reserves. With the adoption of SFAS 143, plugging and abandonment costs are already
included in capitalized costs and the units-of-production depletion calculation has been modified to exclude
from the depletion base any estimate of future plugging and abandonment costs that are already recorded in the
full cost pool.

Prior to the adoption of SFAS 143, in calculating the full cost ceiling, the Company reduced the future net
cash flows from proved oil and gas reserves by the estimated plugging and abandonment costs. Such future net
cash flows would then be compared to capitalized costs in the full cost pool, with any excess capitalized costs
being expensed. With the adoption of SFAS 143, since the full cost pool now includes an amount associated with
plugging and abandoning the wells, the calculation of the full cost ceiling has been changed so that future net
cash flows from proved oil and gas reserves are no longer reduced by the estimated plugging and abandonment
costs.

Regulation. The Company is subject to regulation by certain state and federal authorities. The Company,
in its Utility and Pipeline and Storage segments, has accounting policies which conform to SFAS 71, and which
are in accordance with the accounting requirements and ratemaking practices of the regulatory authorities. The
application of these accounting policies allows the Company to defer expenses and income on the balance sheet
as regulatory assets and liabilities when it is probable that those expenses and income will be allowed in the
ratesetting process in a period different from the period in which they would have been reflected in the income
statement by an unregulated company. These deferred regulatory assets and liabilities are then flowed through
the income statement in the period in which the same amounts are reflected in rates. Management’s assessment
of the probability of recovery or pass through of regulatory assets and liabilities requires judgment and
interpretation of laws and regulatory commission orders. If, for any reason, the Company ceases to meet the
criteria for application of regulatory accounting treatment for all or part of its operations, the regulatory assets
and liabilities related to those portions ceasing to meet such criteria would be eliminated from the balance sheet
and included in the income statement for the period in which the discontinuance of regulatory accounting
treatment occurs. Such amounts would be classified as an extraordinary item. For further discussion of the
Company’s regulatory assets and liabilities, refer to Item 8 at Note C — Regulatory Matters.

Accounting for Derivative Financial Instruments. The Company, in its Exploration and Production seg-
ment, Energy Marketing segment, Pipeline and Storage segment and All Other category, uses a variety of
derivative financial instruments to manage a portion of the market risk associated with fluctuations in the price
of natural gas and crude oil. These instruments are categorized as price swap agreements, no cost collars and
futures contracts. The Company, in its Pipeline and Storage segment, previously used an interest rate collar to
limit interest rate fluctuations on certain variable rate debt. In accordance with the provisions of SFAS 133, the
Company accounted for these instruments as effective cash flow hedges or fair value hedges. In 2007, the
Company discontinued hedge accounting for the interest rate collar, which resulted in a gain being recognized.
Gains or losses associated with the derivative financial instruments are matched with gains or losses resulting
from the underlying physical transaction that is being hedged. To the extent that the derivative financial
instruments would ever be deemed to be ineffective based on the effectiveness testing, mark-to-market gains or
losses from the derivative financial instruments would be recognized in the income statement without regard to
an underlying physical transaction. As discussed below, the Company was required to discontinue hedge
accounting for a portion of its derivative financial instruments in the Exploration and Production segment,
resulting in a charge to earnings in 2005.

The Company uses both exchange-traded and non exchange-traded derivative financial instruments. The
fair values of the non exchange-traded derivative financial instruments are based on valuations determined by
the counterparties. Refer to the “Market Risk Sensitive Instruments” section below for further discussion of the
Company’s derivative financial instruments.

29

Pension and Other Post-Retirement Benefits. The amounts reported in the Company’s financial statements
related to its pension and other post-retirement benefits are determined on an actuarial basis, which uses many
assumptions in the calculation of such amounts. These assumptions include the discount rate, the expected
return on plan assets, the rate of compensation increase and, for other post-retirement benefits, the expected
annual rate of increase in per capita cost of covered medical and prescription benefits. The discount rate used by
the Company is equal to the Moody’s Aa Long-Term Corporate Bond index, rounded to the nearest 25 basis
points. The duration of the securities underlying that index (approximately 13 years) reasonably matches the
expected timing of anticipated future benefit payments (approximately 12 years). The Company also utilizes a
yield curve model to determine the discount rate. The yield curve is a spot rate yield curve that provides a zero-
coupon interest rate for each year into the future. Each year’s anticipated benefit payments are discounted at the
associated spot interest rate back to the measurement date. The discount rate is then determined based on the
spot interest rate that results in the same present value when applied to the same anticipated benefit payments.
The expected return on plan assets assumption used by the Company reflects the anticipated long-term rate of
return on the plan’s current and future assets. The Company utilizes historical investment data, projected capital
market conditions, and the plan’s target asset class and investment manager allocations to set the assumption
regarding the expected return on plan assets. Changes in actuarial assumptions and actuarial experience could
have a material impact on the amount of pension and post-retirement benefit costs and funding requirements
experienced by the Company. However, the Company expects to recover substantially all of its net periodic
pension and other post-retirement benefit costs attributable to employees in its Utility and Pipeline and Storage
segments in accordance with the applicable regulatory commission authorization. For financial reporting
purposes, the difference between the amounts of pension cost and post-retirement benefit cost recoverable in
rates and the amounts of such costs as determined under applicable accounting principles is recorded as either a
regulatory asset or liability, as appropriate, as discussed above under “Regulation.” Pension and post-retirement
benefit costs for the Utility and Pipeline and Storage segments represented 93% and 94%, respectively, of the
Company’s total pension and post-retirement benefit costs as determined under SFAS 87 and SFAS 106 for the
years ended September 30, 2007 and 2006.

Changes in actuarial assumptions and actuarial experience could also have an impact on the benefit
obligation and the funded status related to the Company’s pension and post-retirement benefit plans and could
impact the Company’s equity. For example, while the discount rate used to determine benefit obligations did not
change from 2006 to 2007, the discount rate was changed from 5.0% in 2005 to 6.25% in 2006. The change in
the discount rate from 2005 to 2006 reduced the pension plan projected benefit obligation by $113.1 million
and the accumulated post-retirement benefit obligation by $77.5 million. Other examples include actual versus
expected return on plan assets, which has an impact on the funded status of the plans, and actual versus
expected benefit payments, which has an impact on the pension plan projected benefit obligations and the
accumulated post-retirement benefit obligation for the Post-Retirement Plan. For 2007, actual versus expected
return on plan assets resulted in an increase to the funded status of the Retirement Plan and the Post-Retirement
Plan of $68.4 million and $38.6 million, respectively. The actual versus expected benefit payments for 2007
caused a decrease of $1.3 million and $1.8 million to the projected benefit obligation and accumulated post-
retirement benefit obligation, respectively. In calculating the projected benefit obligation for the Retirement
Plan and the accumulated post-retirement obligation for the Post-Retirement Plan, the actuary takes into
account the average remaining service life of active participants. The average remaining service life of active
participants is 9 years for both the Retirement Plan and the Post-Retirement Plan. For further discussion of the
Company’s pension and other post-retirement benefits, refer to Other Matters in this Item 7, which includes a
discussion of funding for the current year and the adoption of SFAS 158, and to Item 8 at Note G — Retirement
Plan and Other Post Retirement Benefits.

30

RESULTS OF OPERATIONS

EARNINGS

2007 Compared with 2006

The Company’s earnings were $337.5 million in 2007 compared with earnings of $138.1 million in 2006.
As previously discussed, the Company has presented its Canadian operations in the Exploration and Production
segment (in conjunction with the sale of SECI) as discontinued operations. The Company’s earnings from
continuing operations were $201.7 million in 2007 compared with $184.6 million in 2006. The Company’s
earnings from discontinued operations were $135.8 million in 2007 compared with a loss of $46.5 million in
2006. The increase in earnings from continuing operations of $17.1 million is primarily the result of higher
earnings in the Exploration and Production, Utility, Pipeline and Storage, and Energy Marketing segments and
the Corporate and All Other categories, slightly offset by lower earnings in the Timber segment, as shown in the
table below. The increase in earnings from discontinued operations primarily resulted from the gain on the sale
of SECI recognized in 2007 as well as the non-recurrence of $68.6 million of impairment charges recognized in
2006 related to the Exploration and Production segment’s Canadian oil and gas assets. In the discussion that
follows, note that all amounts used in the earnings discussions are after-tax amounts, unless otherwise noted.
Earnings from continuing operations and discontinued operations were impacted by several events in 2007 and
2006, including:

2007 Events

(cid:129) A $120.3 million gain on the sale of SECI, which was completed in August 2007. This amount is included

in earnings from discontinued operations;

(cid:129) A $4.8 million benefit to earnings in the Pipeline and Storage segment due to the reversal of a reserve
established for all costs incurred related to the Empire Connector project recognized during June 2007;

(cid:129) A $1.9 million benefit to earnings in the Pipeline and Storage segment associated with the discontinu-

ance of hedge accounting for Empire’s interest rate collar; and

(cid:129) A $2.3 million benefit to earnings in the Energy Marketing segment related to the resolution of a

purchased gas contingency.

2006 Events

(cid:129) $68.6 million of impairment charges related to the Exploration and Production segment’s Canadian oil
and gas assets under the full cost method of accounting using natural gas pricing at June 30, 2006 and
September 30, 2006;

(cid:129) An $11.2 million benefit to earnings in the Exploration and Production segment ($6.1 million in
continuing operations and $5.1 million in discontinued operations) related to income tax adjustments
recognized during 2006; and

(cid:129) A $2.6 million benefit to earnings in the Utility segment related to the correction of Distribution
Corporation’s calculation of the symmetrical sharing component of New York’s gas adjustment rate.

2006 Compared with 2005

The Company’s earnings were $138.1 million in 2006 compared with earnings of $189.5 million in 2005.
As previously discussed, the Company has presented its Canadian operations in the Exploration and Production
segment (in conjunction with the sale of SECI) as well as for its Czech Republic operations (in conjunction with
the sale of U.E.) as discontinued operations. The Company’s earnings from continuing operations were
$184.6 million in 2006 compared with $138.4 million in 2005. The Company recorded a loss from discontinued
operations of $46.5 million in 2006 compared with earnings from discontinued operations of $51.1 million in
2005. The increase in earnings from continuing operations of $46.2 million is primarily the result of higher
earnings in the Exploration and Production, Utility, Energy Marketing, and Timber segments, combined with

31

higher earnings in the All Other category and a lower loss in the Corporate category. These were offset somewhat
by lower earnings in the Pipeline and Storage segment, as shown in the table below. The loss from discontinued
operations in 2006 compared to earnings from discontinued operations in 2005 reflects the recognition of
$68.6 million of impairment charges in 2006 related to the Exploration and Production segment’s Canadian oil
and gas assets as well as the non-recurrence of the gain on the sale of U.E. recognized in 2005. Earnings from
continuing operations and discontinued operations were impacted by several events discussed above and the
following 2005 events:

2005 Events

(cid:129) A $25.8 million gain on the sale of U.E., which was completed in July 2005. This amount is included in

earnings from discontinued operations;

(cid:129) A $2.6 million gain in the Pipeline and Storage segment associated with a FERC approved sale of base

gas;

(cid:129) A $3.9 million gain in the Pipeline and Storage segment associated with insurance proceeds received in

prior years for which a contingency was resolved during 2005;

(cid:129) A $3.3 million loss related to certain derivative financial instruments that no longer qualified as effective

hedges;

(cid:129) A $2.7 million impairment in the value of the Company’s 50% investment in ESNE (recorded in the All
Other category), a limited liability company that owns an 80-megawatt, combined cycle, natural gas-
fired power plant in the town of North East, Pennsylvania; and

(cid:129) A $1.8 million impairment of a gas-powered turbine in the All Other category that the Company had

planned to use in the development of a co-generation plant.

Additional discussion of earnings in each of the business segments can be found in the business segment

information that follows.

Earnings (Loss) by Segment

Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 50,886
56,386
Pipeline and Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
74,889
Exploration and Production . . . . . . . . . . . . . . . . . . . . . . . . .
7,663
Energy Marketing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3,728
Timber . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2007

2005

Year Ended September 30
2006
(Thousands)
$ 49,815
55,633
67,494
5,798
5,704

$ 39,197
60,454
35,581
5,077
5,032

Total Reportable Segments . . . . . . . . . . . . . . . . . . . . . . . .
All Other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Corporate(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Total Earnings from Continuing Operations. . . . . . . . . . . .
Earnings (Loss) from Discontinued Operations . . . . . . . . . . .

193,552
2,564
5,559

201,675
135,780

184,444
359
(189)

184,614
(46,523)

145,341
(2,616)
(4,288)

138,437
51,051

Total Consolidated . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $337,455

$138,091

$189,488

(1) Includes earnings from the former International segment’s activity other than the activity from the Czech

Republic operations included in Earnings from Discontinued Operations.

32

UTILITY

Revenues

Utility Operating Revenues

2007

Year Ended September 30
2006
(Thousands)

2005

Retail Revenues:

Residential . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 848,693
136,863
Commercial . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8,271
Industrial . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$ 993,928
166,779
13,484

$ 868,292
145,393
13,998

993,827

1,174,191

1,027,683

Off-System Sales. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Transportation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

9,751
102,534
14,612

—
92,569
14,003

—
83,669
5,715

$1,120,724

$1,280,763

$1,117,067

Utility Throughput — million cubic feet (MMcf)

Year Ended September 30
2006

2007

2005

Retail Sales:

Residential . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Commercial . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Industrial . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

60,236

10,713

727

59,443

10,681

985

66,903

11,984

1,387

71,676

71,109

80,274

Off-System Sales. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Transportation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1,355
62,240

—
57,950

—
59,770

Degree Days

135,271

129,059

140,044

Percent (Warmer)
Colder Than

Year Ended September 30

Normal

Actual

Normal

Prior Year

2007: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Buffalo
Erie
2006: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Buffalo
Erie
2005: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Buffalo
Erie

6,692
6,243
6,692
6,243
6,692
6,243

6,271
6,007
5,968
5,688
6,587
6,247

(6.3)%
(3.8)%
(10.8)%
(8.9)%
(1.6)%
0.1%

5.1%
5.6%
(9.4)%
(8.9)%
0.2%
2.6%

2007 Compared with 2006

Operating revenues for the Utility segment decreased $160.0 million in 2007 compared with 2006. This
decrease largely resulted from a $180.4 million decrease in retail gas sales revenues. This decrease was primarily
offset by a $10.0 million increase in transportation revenues and a $9.8 million increase in off-system sales
revenues.

33

The decrease in retail gas sales revenues for the Utility segment was largely a function of the recovery of
lower gas costs (gas costs are recovered dollar for dollar in revenues), which more than offset the revenue impact
of higher retail sales volumes, as shown in the table above. See further discussion of purchased gas below under
the heading “Purchased Gas.” This decrease was offset slightly by a base rate increase in the Pennsylvania
jurisdiction, effective January 2007, which increased operating revenues by $8.5 million for 2007. The increase
is included within both retail and transportation revenues in the table above.

The increase in transportation revenues was primarily due to a 4.3 Bcf increase in transportation
throughput, largely due to the migration of retail sales customers to transportation service. The corresponding
$10.0 million increase in transportation revenues would have been greater if not for a $3.9 million out-of-period
adjustment recorded in the first quarter of 2006 to correct Distribution Corporation’s calculation of the
symmetrical sharing component of New York’s gas adjustment rate.

As reported in 2006, on November 17, 2006 the U.S. Court of Appeals vacated and remanded FERC’s Order
No. 2004, its latest affiliate standards of conduct, with respect to natural gas pipelines. The court’s decision
became effective on January 5, 2007, and on January 9, 2007, FERC issued Order No. 690, its Interim Rule,
designed to respond to the court’s decision. In Order No. 690, as clarified by FERC on March 21, 2007, the FERC
readopted, on an interim basis, certain provisions that existed prior to the issuance of Order No. 2004 that had
made it possible for the Utility to engage in certain off-system sales without triggering the adverse consequences
that would otherwise arise under the standards of conduct. As such, the Utility resumed engaging in off-system
sales on non-affiliated pipelines as of May 2007, resulting in total off-system sales revenues of $9.8 million for
2007. Due to profit sharing with retail customers, the margins resulting from off-system sales are minimal and
there was not a material impact to margins in 2007.

2006 Compared with 2005

Operating revenues for the Utility segment increased $163.7 million in 2006 compared with 2005. This
increase largely resulted from a $146.5 million increase in retail gas sales revenues. Transportation revenues and
other revenues also increased by $8.9 million and $8.3 million, respectively.

The increase in retail gas sales revenues for the Utility segment was largely a function of the recovery of
higher gas costs (gas costs are recovered dollar for dollar in revenues), which more than offset the revenue
impact of lower retail sales volumes, as shown in the table above. See further discussion of purchased gas below
under the heading “Purchased Gas.” Warmer weather, as shown in the table above, and greater conservation by
customers due to higher natural gas commodity prices, were the principal reasons for the decrease in retail sales
volumes.

The increase in transportation revenues was primarily due to a $5.9 million increase in the New York
jurisdiction’s calculation of the symmetrical sharing component of the gas adjustment rate. The symmetrical
sharing component is a mechanism included in Distribution Corporation’s New York rate agreement that shares
with customers 90% of the difference between actual revenues received from large volume customers and the
level of revenues that were projected to be received during the rate year. Of the $5.9 million increase,
$3.9 million was due to an out-of-period adjustment recorded in fiscal year 2006 when it was determined that
certain credits that had been included in the calculation should have been removed during the implementation
of a previous rate case. The adjustment related to fiscal years 2002 through 2005.

The impact of the August 2005 New York rate agreement was to increase operating revenues by
$19.1 million (of which $12.4 million was an increase to other operating revenues). This increase consisted
of a base rate increase, the implementation of a merchant function charge, the elimination of certain bill credits,
and the elimination of the gross receipts tax surcharge. The rate agreement also allowed Distribution Corpo-
ration to continue to utilize certain refunds from upstream pipeline companies and certain other credits
(referred to as the “cost mitigation reserve”) to offset certain specific expense items. In 2005, Distribution
Corporation utilized $7.8 million of the cost mitigation reserve, which increased other operating revenues, to
recover previous under-collections of pension and post-retirement expenses. The impact of that increase in
other operating revenues was offset by an equal amount of operation and maintenance expense (thus there was
no earnings impact). Distribution Corporation did not record any entries involving the cost mitigation reserve

34

in 2006. Other operating revenues were also impacted by two out-of-period regulatory adjustments recorded
during 2005. The first adjustment related to the final settlement with the Staff of the NYPSC of the earnings
sharing liability for the 2001 to 2003 time period. As a result of that settlement, the New York rate jurisdiction
recorded additional earnings sharing expense (as an offset to other operating revenues) of $0.9 million. The
second adjustment related to a regulatory liability recorded for previous over-collections of New York State gross
receipts tax. In preparing for the implementation of the rate agreement in New York, the Company determined
that it needed to adjust that regulatory liability by $3.1 million (of which $1.0 million was recorded as a
reduction of other operating revenues and $2.1 million was recorded as additional interest expense) related to
fiscal years 2004 and prior. These adjustments did not recur in 2006.

In the Pennsylvania jurisdiction, the impact of the base rate increase, which became effective in mid-April
2005, was to increase operating revenues by $7.5 million. This increase is included within both retail and
transportation revenues in the table above.

Purchased Gas

The cost of purchased gas is the Company’s single largest operating expense. Annual variations in
purchased gas costs are attributed directly to changes in gas sales volumes, the price of gas purchased and
the operation of purchased gas adjustment clauses.

Currently, Distribution Corporation has contracted for long-term firm transportation capacity with Supply
Corporation and six other upstream pipeline companies, for long-term gas supplies with a combination of
producers and marketers, and for storage service with Supply Corporation and three nonaffiliated companies. In
addition, Distribution Corporation satisfies a portion of its gas requirements through spot market purchases.
Changes in wellhead prices have a direct impact on the cost of purchased gas. Distribution Corporation’s
average cost of purchased gas, including the cost of transportation and storage, was $10.04 per Mcf in 2007, a
decrease of 17% from the average cost of $12.07 per Mcf in 2006. The average cost of purchased gas in 2006 was
31% higher than the average cost of $9.19 per Mcf in 2005. Additional discussion of the Utility segment’s gas
purchases appears under the heading “Sources and Availability of Raw Materials” in Item 1.

Earnings

2007 Compared with 2006

The Utility segment’s earnings in 2007 were $50.9 million, an increase of $1.1 million when compared with

earnings of $49.8 million in 2006.

In the New York jurisdiction, earnings decreased by $6.2 million. This was primarily due to lower interest
income ($4.5 million). The New York division’s current rate agreement with the NYPSC allows the Company to
accrue interest on a pension-related regulatory asset. The amount of interest that can be accrued is reduced as
the funded status of the pension plan improves. The fair market value of the pension plan assets exceeded the
accumulated benefit obligation at September 30, 2007 resulting in a significant reduction in the interest accrual
on this regulatory asset. The out-of-period symmetrical sharing adjustment discussed above ($2.6 million),
higher bad debt and other operating costs ($0.8 million), higher property taxes ($0.6 million) and higher
interest expense ($0.5 million) also contributed to this decrease. The positive impact associated with a lower
effective tax rate ($1.9 million) and increased usage per account ($1.9 million) partially offset the overall
decrease.

In the Pennsylvania jurisdiction, earnings increased by $7.3 million. This was primarily due to a base rate
increase ($5.5 million) that became effective January 2007, colder weather ($2.5 million), and the positive
impact associated with a lower effective tax rate ($1.1 million). Higher intercompany and other interest expense
($0.8 million), coupled with a decrease in normalized usage ($0.3 million), partially offset these increases.

The impact of weather on the Utility segment’s New York rate jurisdiction is tempered by a WNC. The
WNC, which covers the eight-month period from October through May, has had a stabilizing effect on earnings
for the New York rate jurisdiction. In addition, in periods of colder than normal weather, the WNC benefits the

35

Utility segment’s New York customers. In 2007 and 2006, the WNC preserved earnings of approximately
$2.3 million and $6.2 million, respectively, as the weather was warmer than normal.

2006 Compared with 2005

The Utility segment’s earnings in 2006 were $49.8 million, an increase of $10.6 million when compared

with earnings of $39.2 million in 2005.

In the New York jurisdiction, earnings increased by $9.2 million, primarily due to the positive impact of the
rate agreement in this jurisdiction that became effective August 2005 ($13.7 million). In addition, the increase
in the New York jurisdiction’s calculation of the symmetrical sharing component of the gas adjustment rate,
including the out-of-period adjustment discussed above, contributed $3.9 million to earnings. Two out-of-
period regulatory adjustments recorded during fiscal year 2005 that did not recur during 2006, as discussed
above, also contributed an additional $2.6 million to earnings. The first adjustment, related to the final
settlement with the Staff of the NYPSC of the earnings sharing liability for the fiscal 2001 through 2003 time
period, increased earnings in fiscal 2006 by $0.6 million. The second adjustment, related to a regulatory liability
recorded for previous over-collections of New York State gross receipts tax, increased earnings in fiscal 2006 by
$2.0 million. The increase in earnings due to the New York rate agreement, the symmetrical sharing component
of the gas adjustment rate, and the two out-of-period regulatory adjustments recorded in 2005, was partially
offset by a decline in margin associated with lower weather-normalized usage by customers ($2.3 million),
higher operation expenses ($2.5 million), higher interest expense ($2.7 million), and a higher effective income
tax rate ($3.2 million). The higher effective income tax rate is due to positive tax adjustments recorded in 2005
that did not recur in 2006. The increase in operation expenses consisted primarily of higher pension expense
offset by lower bad debt expense.

In the Pennsylvania jurisdiction, earnings increased by $1.4 million, due to the positive impact of the rate
case settlement in this jurisdiction that became effective April 2005 ($4.9 million), and lower operation
expenses ($1.8 million). The decrease in operation expenses consisted primarily of lower bad debt expense
offset partially by higher pension expense. These increases to earnings were partially offset by the impact of
warmer than normal weather in Pennsylvania ($3.0 million), lower weather-normalized usage by customer
($0.6 million), higher interest expense ($0.8 million), and a higher effective tax rate ($1.3 million).

The decrease in bad debt expense reflects the fact that in the fourth quarter of 2005, the New York and
Pennsylvania jurisdictions increased the allowance for uncollectible accounts to reflect the increase in final
billed account balances and the increased aging of outstanding active receivables heading into the heating
season. A similar adjustment was not required in 2006.

In 2006, the WNC preserved earnings of approximately $6.2 million because it was warmer than normal in

the New York service territory. In 2005, the WNC did not have a significant impact on earnings.

36

PIPELINE AND STORAGE

Revenues

Pipeline and Storage Operating Revenues

Firm Transportation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $118,771
4,161
Interruptible Transportation . . . . . . . . . . . . . . . . . . . . . . . . .

2007

Year Ended September 30
2006
(Thousands)
$118,551
4,858

$117,146
4,413

2005

Firm Storage Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Interruptible Storage Service . . . . . . . . . . . . . . . . . . . . . . . . .

Other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

122,932

123,409

121,559

66,966
169

67,135

21,899

66,718
39

66,757

24,186

65,320
267

65,587

28,713

$211,966

$214,352

$215,859

Pipeline and Storage Throughput — (MMcf)

Year Ended September 30
2006

2007

2005

Firm Transportation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 351,113
4,975
Interruptible Transportation . . . . . . . . . . . . . . . . . . . . . . . . . . . .

363,379
11,609

357,585
14,794

356,088

374,988

372,379

2007 Compared with 2006

Operating revenues for the Pipeline and Storage segment decreased $2.4 million in 2007 as compared with
2006, which was due mostly to a decrease in other revenues ($2.3 million). The decrease in other revenues is
primarily due to a $4.2 million decrease in efficiency gas revenues. This decrease was due to the Company’s
recent settlement with the FERC, which decreased efficiency gas retainage allowances. Offsetting this decrease,
there was a $1.4 million increase in other revenues attributable to the lease termination fee adjustment in 2006
(an intercompany transaction) for the Company’s former headquarters, which did not recur in 2007. While
Supply Corporation’s transportation volumes decreased during the year, volume fluctuations generally do not
have a significant impact on revenues as a result of Supply Corporation’s straight-fixed variable rate design.

2006 Compared with 2005

Operating revenues for the Pipeline and Storage segment decreased $1.5 million in 2006 as compared with
2005. This decrease consisted of a $4.5 million decrease in other revenues offset by a $1.8 million increase in
firm and interruptible transportation revenues and a $1.2 million increase in firm and interruptible storage
service revenues. The decrease in other revenues is primarily due to a $2.6 million decrease in efficiency gas
revenues due to lower natural gas prices, a $0.7 million decrease in cashout revenues, and a $1.4 million
decrease in revenue attributable to a lease termination fee adjustment (an intercompany transaction) for the
Company’s former headquarters. Cashout revenues are completely offset by purchased gas expense. The
increase in firm and interruptible transportation revenues is due to additional contracts with customers and the
renewal of contracts at higher rates, both of which reflect the increased demand for transportation services due
to market conditions resulting from the effects of hurricane damage to production and pipeline infrastructure in
the Gulf of Mexico during the fall of 2005. While Supply Corporation’s transportation volumes increased during
the year, volume fluctuations generally do not have a significant impact on revenues as a result of Supply

37

Corporation’s straight fixed-variable rate design. The increase in storage revenues reflects the renewal of storage
contracts at higher rates.

Earnings

2007 Compared with 2006

The Pipeline and Storage segment’s earnings in 2007 were $56.4 million, an increase of $0.8 million when
compared with earnings of $55.6 million in 2006. The main factor contributing to this increase was the reversal
of a reserve for preliminary survey costs ($4.8 million) related to the Empire Connector project. Based on the
signing of a service agreement with KeySpan Gas East Corporation during the quarter ended June 30, 2007,
management determined that it was probable that the project would go forward and that such preliminary
survey costs were properly capitalizable in accordance with the FERC’s Uniform System of Accounts and
SFAS 71. In addition, there was a $2.5 million increase in earnings associated with the decrease in depreciation
expense as a result of the most recent settlement with the FERC, which reduced depreciation rates. There was
also a $1.9 million positive earnings impact associated with the discontinuance of hedge accounting for Empire’s
interest rate collar. On December 8, 2006, Empire repaid $22.8 million of secured debt. The interest costs of this
secured debt were hedged by the interest rate collar. Since the hedged transaction was settled and there will be
no future cash flows associated with the secured debt, the unrealized gain in accumulated other comprehensive
income associated with the interest rate collar was reclassified to the income statement. These earnings increases
were offset by higher interest expense ($3.2 million), lower efficiency gas revenues ($2.7 million), a $1.5 million
increase in operating costs (primarily post-retirement benefit costs), and the earnings decrease associated with a
higher effective tax rate ($0.9 million).

2006 Compared with 2005

The Pipeline and Storage segment’s earnings in 2006 were $55.6 million, a decrease of $4.9 million when
compared with earnings of $60.5 million in 2005. The decrease reflects the non-recurrence of two events, a
$2.6 million gain on a FERC approved sale of base gas in 2005 and a $3.9 million gain associated with insurance
proceeds received in prior years for which a contingency was resolved in 2005. Both of these items were
recorded in Other Income. It also reflects the earnings impact associated with lower efficiency gas revenues
($1.7 million) and higher operation expenses ($0.6 million). These earnings decreases were offset by the
positive earnings impact of higher transportation and storage revenues ($2.0 million), lower depreciation due to
the non-recurrence of a write-down of the Company’s former corporate office in 2005 ($0.9 million), and the
earnings benefit associated with a lower effective tax rate ($1.7 million).

EXPLORATION AND PRODUCTION

Revenues

Exploration and Production Operating Revenues

Gas (after Hedging) from Continuing Operations . . . . . . . . . $143,785
167,627
Oil (after Hedging) from Continuing Operations . . . . . . . . . .
37,528
Gas Processing Plant from Continuing Operations. . . . . . . . .
1,147
Other from Continuing Operations . . . . . . . . . . . . . . . . . . . .
(26,050)
Intrasegment Elimination from Continuing Operations(1) . . .

2007

2005

Year Ended September 30
2006
(Thousands)
$126,969
134,307
42,252
3,072
(31,704)

$132,528
94,925
36,350
(3,447)
(29,706)

Operating Revenues from Continuing Operations . . . . . . . . . $324,037

$274,896

$230,650

Operating Revenues from Canada — Discontinued

Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 50,495

$ 71,984

$ 62,775

38

(1) Represents the elimination of certain West Coast gas production revenue included in “Gas (after Hedging)
from Continuing Operations” in the table above that is sold to the gas processing plant shown in the table
above. An elimination for the same dollar amount was made to reduce the gas processing plant’s Purchased
Gas expense.

Production Volumes

Gas Production (MMcf)

Year Ended September 30
2006

2007

2005

Gulf Coast . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10,356
3,929
West Coast . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5,555
Appalachia . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

9,110
3,880
5,108

Total Production from Continuing Operations . . . . . . . . . . . . . . 19,840
6,426

Canada — Discontinued Operations . . . . . . . . . . . . . . . . . . . . . . .

18,098
7,673

12,468
4,052
4,650

21,170
8,009

Total Production . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26,266

25,771

29,179

Oil Production (Mbbl)

Gulf Coast . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
West Coast . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Appalachia . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Total Production from Continuing Operations . . . . . . . . . . . . . .
Canada — Discontinued Operations . . . . . . . . . . . . . . . . . . . . . . .

717
2,403
124

3,244
206

Total Production . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3,450

685
2,582
69

3,336
272

3,608

989
2,544
36

3,569
300

3,869

Average Prices

Average Gas Price/Mcf

Year Ended September 30
2006

2007

2005

Gulf Coast . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 6.58
West Coast . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 6.54
Appalachia . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 7.48
Weighted Average for Continuing Operations . . . . . . . . . . . . . . . . $ 6.82
Weighted Average After Hedging for Continuing Operations(1). . . $ 7.25
Canada — Discontinued Operations . . . . . . . . . . . . . . . . . . . . . . . $ 6.09

Average Oil Price/Barrel (bbl)

Gulf Coast . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $63.04
West Coast(2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $56.86
Appalachia . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $62.26
Weighted Average for Continuing Operations . . . . . . . . . . . . . . . . $58.43
Weighted Average After Hedging for Continuing Operations(1). . . $51.68
Canada — Discontinued Operations . . . . . . . . . . . . . . . . . . . . . . . $50.06

$ 8.01
$ 7.93
$ 9.53
$ 8.42
$ 7.02
$ 7.14

$64.10
$56.80
$65.28
$58.47
$40.26
$51.40

$ 7.05
$ 6.85
$ 7.60
$ 7.13
$ 6.26
$ 6.15

$49.78
$42.91
$48.28
$44.87
$26.59
$42.97

(1) Refer to further discussion of hedging activities below under “Market Risk Sensitive Instruments” and in

Note F — Financial Instruments in Item 8 of this report.

(2) Includes low gravity oil which generally sells for a lower price.

39

2007 Compared with 2006

Operating revenues from continuing operations for the Exploration and Production segment increased
$49.1 million in 2007 as compared with 2006. Oil production revenue after hedging increased $33.3 million due
primarily to an $11.42 per barrel increase in weighted average prices after hedging, which more than offset a
slight decrease in oil production of 92,000 barrels. Gas production revenue after hedging increased $16.8 million
in 2007 as compared with 2006. An increase in gas production of 1,742 MMcf and an increase in weighted
average prices after hedging of $0.23 per Mcf both contributed to the increase. The increase in gas production
occurred primarily in the Gulf Coast region (1,246 MMcf). During the quarter ended December 31, 2005,
Seneca experienced significant production delays due largely to the impact of hurricane damage to pipeline
infrastructure in the Gulf of Mexico. Seneca had substantially all of its pre-hurricane Gulf of Mexico production
back on line at the beginning of fiscal 2007. Production also increased in this segment’s Appalachian region
(447 MMcf), primarily due to increased drilling in this region during 2007, as highlighted in Item 2 under
“Exploration and Production Activities.”

Refer to further discussion of derivative financial instruments in the “Market Risk Sensitive Instruments”

section that follows. Refer to the tables above for production and price information.

2006 Compared with 2005

Operating revenues from continuing operations for the Exploration and Production segment increased
$44.2 million in 2006 as compared with 2005. Oil production revenue after hedging increased $39.4 million due
primarily to higher weighted average prices after hedging ($13.67 per barrel). This increase was offset slightly
by a decrease in production (233,000 barrels). Gas production revenue after hedging decreased $5.6 million. A
decrease in gas production (3,072 MMcf) more than offset an increase in the weighted average price of gas after
hedging ($0.76 per Mcf). The decrease in gas production occurred primarily in the Gulf Coast (a 3,358 MMcf
decline), which is partly attributable to the fall 2005 hurricane damage and partly attributable to the expected
decline rates for the Company’s production in the region. Other revenues increased $6.5 million largely due to
the non-recurrence of a $5.1 million mark-to-market adjustment, recorded in 2005, for losses on certain
derivative financial instruments that no longer qualified as effective hedges due to the anticipated delays in oil
and gas production volumes caused by Hurricane Rita.

Refer to further discussion of derivative financial instruments in the “Market Risk Sensitive Instruments”

section that follows. Refer to the tables above for production and price information.

Earnings

2007 Compared with 2006

The Exploration and Production segment’s earnings from continuing operations for 2007 were $74.9 mil-
lion, an increase of $7.4 million when compared with earnings from continuing operations of $67.5 million for
2006. Higher crude oil prices, higher natural gas production and higher natural gas prices increased earnings by
$24.1 million, $7.9 million and $3.0 million, respectively. These increases were partly offset by the non-
recurrence of $6.1 million of tax benefits recognized during 2006, discussed below, as well as by higher
depletion expense and higher lease operating expense of $7.2 million and $4.6 million, respectively. Slightly
lower crude oil production and higher general and administrative expenses also decreased earnings by
$2.4 million and $0.6 million, respectively. Earnings were also negatively impacted by a higher effective tax
rate ($6.3 million).

2006 Compared with 2005

The Exploration and Production segment’s earnings from continuing operations in 2006 were $67.5 mil-
lion, an increase of $31.9 million when compared with earnings from continuing operations of $35.6 million in
2005. The increase is primarily the result of higher oil and gas prices, which increased earnings by $29.6 million
and $8.9 million, respectively. Also, the non-recurrence of the 2005 mark-to-market adjustment discussed
under Revenues above, contributed $3.3 million to earnings and strong cash flow provided higher interest

40

income ($2.2 million). In the third quarter of 2006, a $6.1 million benefit to earnings related to income taxes
was recognized. The Company reversed a valuation allowance ($2.9 million) associated with the capital loss
carryforward that resulted from the 2003 sale of certain of Seneca’s oil properties, and also recognized a tax
benefit of $3.2 million related to the favorable resolution of certain open tax issues. Partly offsetting these
increases, lower gas and oil production decreased earnings by $12.5 million and $4.0 million, respectively.
Further contributing to the decrease were higher general and administrative and other operating costs
($2.0 million) and higher lease operating expenses ($1.9 million). The increase in lease operating expenses
was primarily in the West Coast region due to higher steaming costs associated with heavy crude oil production
in the California Midway-Sunset and North Lost Hills fields. The higher steaming costs were due to an increase
in the price for natural gas purchased in the field and used in the steaming operations, primarily in the second
quarter of fiscal 2006, compared to the second quarter of fiscal 2005.

ENERGY MARKETING

Revenues

Energy Marketing Operating Revenues

Natural Gas (after Hedging) . . . . . . . . . . . . . . . . . . . . . . . . . $413,405
207
Other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2007

Year Ended September 30
2006
(Thousands)
$496,769
300

$329,560
154

2005

Energy Marketing Volumes

$413,612

$497,069

$329,714

Year Ended September 30
2006

2007

2005

Natural Gas — (MMcf) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50,775

45,270

40,683

2007 Compared with 2006

Operating revenues for the Energy Marketing segment decreased $83.5 million in 2007 as compared with
2006. The decrease primarily reflects lower gas sales revenue due to a decrease in natural gas commodity prices
for the period that were recovered through revenues, offset in part by an increase in throughput. The increase in
throughput was due to the addition of certain large, low-margin commercial and industrial customers, an
increase in sales to wholesale customers, and colder weather.

2006 Compared with 2005

Operating revenues for the Energy Marketing segment increased $167.4 million in 2006 as compared with
2005. The increase primarily reflects higher natural gas commodity prices that were recovered through
revenues, and, to a lesser extent, an increase in throughput. The increase in throughput was due to the
addition of certain large commercial and industrial customers, which more than offset any decrease in
throughput due to warmer weather and greater conservation by customers due to higher natural gas prices.

Earnings

2007 Compared with 2006

The Energy Marketing segment’s earnings in 2007 were $7.7 million, an increase of $1.9 million when
compared with earnings of $5.8 million in 2006. Higher margins of $2.3 million are responsible for the increase
in earnings. The increase in margin is mainly the result of a $2.3 million reversal of an accrual for purchased gas
expense related to the resolution of a contingency during 2007. While throughput increased, as noted above,
much of this increase in volume is related to sales to low margin customers.

41

2006 Compared with 2005

The Energy Marketing segment’s earnings in 2006 were $5.8 million, an increase of $0.7 million when
compared with earnings of $5.1 million in 2005. Despite warmer weather and greater conservation by
customers, gross margin increased due to a number of factors, including higher volumes and the marketing
flexibility associated with stored gas. The Energy Marketing segment’s contracts for significant storage and
transportation volumes provided operational flexibility resulting in increased sales throughput and earnings.
The increase in gross margin more than offset an increase in operation expense.

TIMBER

Revenues

Timber Operating Revenues

Log Sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $21,927
5,097
Green Lumber Sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
27,908
Kiln-dried Lumber Sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3,965
Other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2007

2005

Year Ended September 30
2006
(Thousands)
$23,077
7,123
32,809
2,020

$22,478
7,296
29,651
1,861

Timber Board Feet

$58,897

$65,029

$61,286

8,660
Log Sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Green Lumber Sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
9,358
Kiln-dried Lumber Sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14,778

2007

2005

Year Ended September 30
2006
(Thousands)
9,527
10,454
16,862

7,601
10,489
15,491

32,796

36,843

33,581

2007 Compared with 2006

Operating revenues for the Timber segment decreased $6.1 million in 2007 as compared with 2006. This
decrease is attributed to unfavorable weather conditions primarily during the fall of 2006 and the spring of 2007
that greatly limited the harvesting of logs. These conditions consisted of warm, wet weather that made it difficult
to bring logging trucks into the forests. Weather conditions were significantly more favorable throughout fiscal
2006. These unfavorable conditions for harvesting resulted in a decline in log sales of $1.2 million or 867,000
board feet. There was also a decline in both green lumber and kiln-dried lumber sales of $2.0 million and
$4.9 million, respectively, primarily because there were fewer logs available for processing. Declines in market
prices for the cherry and maple species also contributed to the decrease in green lumber and kiln-dried lumber
sales. Additionally, the processing of a greater amount of lumber species other than cherry (due to the mix of
species on the areas being harvested) contributed to the decline in kiln-dried lumber sales since lumber species
other than cherry are sold at a lower price than kiln-dried cherry lumber. With the addition of two new kilns
placed into service in June 2007 that allow for greater processing capacity, the Company plans to continue to
focus on increasing cherry kiln-dried lumber sales since cherry kiln-dried lumber commands a higher price in
the overall mix of lumber. Offsetting the decreases discussed above, other revenues increased $1.9 million
largely due to the sale of 3.1 million board feet of timber rights ($1.6 million).

42

2006 Compared with 2005

Operating revenues for the Timber segment increased $3.7 million in 2006 as compared with 2005. This
increase is attributed to an increase in kiln-dried lumber sales of $3.2 million primarily due to an increase in
kiln-dried cherry lumber sales volumes of 2.0 million board feet. Other kiln-dried lumber sales volumes
decreased by 0.6 million board feet, but there was little impact to revenues. The addition of two new kilns in
February 2005 allowed for greater processing capacity in 2006 as compared to 2005 since the kilns were in
operation for all of 2006. Higher log sales revenue of $0.6 million also contributed to the increase in revenues.
An increase in cherry export log sales as a result of greater market demand and an increase in saw log sales were
the primary factors contributing to the increase. Offsetting these increases was a decline in cherry veneer log
sales due to lower volumes of cherry veneer logs harvested because of unfavorable weather conditions.

Earnings

2007 Compared with 2006

The Timber segment earnings in 2007 were $3.7 million, a decrease of $2.0 million when compared with
earnings of $5.7 million in 2006. The decrease was primarily due to lower margins from lumber and log sales
($2.5 million) as a result of the decline in revenues noted above, as well as higher general and administrative
expenses of $0.3 million. Partially offsetting this decrease was a decline in depletion expense of $1.2 million.
The decrease in depletion expense reflects the cutting of more low cost or no cost basis timber from Company
owned land as well as the overall decrease in logs harvested.

2006 Compared with 2005

The Timber segment earnings in 2006 were $5.7 million, an increase of $0.7 million when compared with
earnings of $5.0 million in 2005. Higher margins from kiln-dried lumber sales and cherry export log sales
accounted for the earnings increase.

ALL OTHER AND CORPORATE OPERATIONS

All Other and Corporate Operations primarily includes the operations of Horizon LFG, Horizon Power,
former International segment activity other than the activity from the Czech Republic operations, and corporate
operations. Horizon LFG owns and operates short-distance landfill gas pipeline companies. Horizon Power’s
activity primarily consists of equity method investments in Seneca Energy, Model City and ESNE. Horizon
Power has a 50% ownership interest in each of these entities. The income from these equity method investments
is reported as Income from Unconsolidated Subsidiaries on the Consolidated Statements of Income. Seneca
Energy and Model City generate and sell electricity using methane gas obtained from landfills owned by outside
parties. ESNE generates electricity from an 80-megawatt, combined cycle, natural gas-fired power plant in
North East, Pennsylvania. Horizon Power also owns a gas-powered turbine and other assets which it had
planned to use in the development of a co-generation plant. The Company is in the process of selling these
assets. The former International segment activity primarily consists of project development activities in Italy
and Bulgaria.

Earnings

2007 Compared with 2006

All Other and Corporate operations had earnings of $8.1 million in 2007, an increase of $7.9 million
compared with earnings of $0.2 million for 2006. This improvement was largely due to an increase in interest
income of $4.1 million (primarily intercompany interest). In the All Other category, Horizon LFG’s earnings
benefited from higher margins of $1.0 million in 2007 as compared to 2006, and Horizon Power’s income from
unconsolidated subsidiaries increased $0.9 million, also contributing to the increase in earnings. The Corporate
and All Other categories also had an earnings benefit associated with a lower effective tax rate ($2.0 million).

43

2006 Compared with 2005

All Other and Corporate operations experienced income of $0.2 million in 2006, which was $7.1 million
greater than a loss of $6.9 million in 2005. The increase is due primarily to the non-recurrence of $4.5 million of
impairment charges recorded in 2005. During 2005, Horizon Power recorded a $2.7 million impairment in the
value of its 50% investment in ESNE. Management determined that there was a decline in the fair market value
of ESNE that was other than temporary in nature given continuing high commodity prices for natural gas and
the negative impact these prices had on operations. The Company also recorded a $1.8 million impairment of
the gas-powered turbine mentioned above. This impairment was based on a review of current market prices for
similar turbines. Also contributing to the increase were higher interest income ($4.7 million) during 2006,
resulting primarily from the investment of proceeds from the sale of U.E. in July 2005, combined with higher
average interest rates in 2006 versus 2005. These increases were partially offset by higher operating expenses
($1.3 million) and lower margins on landfill gas sales ($0.5 million).

INTEREST INCOME

Interest income was $7.9 million lower in 2007 as compared to 2006. As discussed in the Utility earnings
section above, the main reason for this decrease was lower interest income of $7.4 million on a pension-related
regulatory asset in accordance with the 2005 New York rate agreement. The New York division’s 2005 rate
agreement with the NYPSC allows the Company to accrue interest on a pension-related regulatory asset. The
amount of the interest that can be accrued is reduced as the funded status of the pension plan improves. The fair
market value of the pension plan assets exceeded the accumulated benefit obligation at September 30, 2007
resulting in a significant reduction in the interest accrual related to this regulatory asset in 2007.

Interest income was $3.2 million higher in 2006 as compared to 2005. As discussed in the earnings discussion
by segment above, the main reasons for this increase were strong cash flow from operations, the investment of
proceeds from the sale of U.E. in July 2005 and higher average annual interest rates. Additionally, interest income
on a pension-related regulatory asset in accordance with the New York rate agreement increased by $0.5 million.

OTHER INCOME

Other income was $2.1 million higher in 2007 as compared to 2006. The increase is attributed to a death

benefit gain on life insurance proceeds of $1.9 million recognized in the Corporate category.

Other income was $9.9 million lower in 2006 as compared to 2005. As discussed in the earnings discussion
by segment above, the main reasons for this decrease included non-recurring gains recorded during 2005 in the
Pipeline and Storage segment related to the sale of base gas ($2.6 million), and the disposition of insurance
proceeds ($3.9 million) received in prior years for which a contingency was resolved.

INTEREST CHARGES

Although most of the variances in Interest Charges are discussed in the earnings discussion by segment

above, the following is a summary on a consolidated basis:

Interest on long-term debt decreased $4.2 million in 2007 and $0.6 million in 2006. The decrease in 2007
was primarily the result of a lower average amount of long-term debt outstanding. In addition, the Company
recognized a $1.9 million benefit to interest expense as a result of the discontinuance of hedge accounting for
Empire’s interest rate collar, as discussed above under Pipeline and Storage. The underlying long-term debt
associated with this interest rate collar was repaid in December 2006 and the unrealized gain recorded in
accumulated other comprehensive income associated with the interest rate collar was reclassified to interest
expense during the quarter ended December 31, 2006.

Other interest charges were $0.1 million higher in 2007 and $3.1 million lower in 2006. The decrease in
2006 resulted primarily from the non-recurrence of $2.1 million of interest expense recorded by the Utility
segment in 2005 and a lower average amount of short-term debt outstanding during 2006. The $2.1 million of
interest expense recorded in 2005 related to an adjustment to a regulatory liability for previous over-collections
of New York State gross receipts tax.

44

CAPITAL RESOURCES AND LIQUIDITY

The primary sources and uses of cash during the last three years are summarized in the following

condensed statement of cash flows:

Sources (Uses) of Cash

Provided by Operating Activities . . . . . . . . . . . . . . . . . . . . . . . . . $ 394.2
(276.7)
Capital Expenditures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(3.3)
Investment in Partnership . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
232.1
Net Proceeds from Sale of Foreign Subsidiaries . . . . . . . . . . . . . .
(58.2)
Cash Held in Escrow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Net Proceeds from Sale of Oil and Gas Producing Properties . . . .
5.1
(0.8)
Other Investing Activities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
—
Change in Short-Term Debt . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(119.6)
Reduction of Long-Term Debt . . . . . . . . . . . . . . . . . . . . . . . . . . .
17.5
Issuance of Common Stock . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(100.6)
Dividends Paid on Common Stock. . . . . . . . . . . . . . . . . . . . . . . .
Dividends Paid to Minority Interest . . . . . . . . . . . . . . . . . . . . . . .
—
Excess Tax Benefits Associated with Stock- Based Compensation

2007

2005

Year Ended September 30
2006
(Millions)
$ 471.4
(294.2)
—
—
—
—
(3.2)
—
(9.8)
23.3
(98.2)
—

$ 317.3
(219.5)
—
111.6
—
1.4
3.2
(115.4)
(13.3)
20.3
(94.1)
(12.7)

Awards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Shares Repurchased under Repurchase Plan . . . . . . . . . . . . . . . . .
Effect of Exchange Rates on Cash . . . . . . . . . . . . . . . . . . . . . . . .

13.7
(48.1)
(0.1)

6.5
(85.2)
1.4

Net Increase in Cash and Temporary Cash Investments . . . . . . . . $ 55.2

$ 12.0

$

—
—
1.3

0.1

OPERATING CASH FLOW

Internally generated cash from operating activities consists of net income available for common stock,
adjusted for non-cash expenses, non-cash income and changes in operating assets and liabilities. Non-cash
items include depreciation, depletion and amortization, impairment of oil and gas producing properties,
impairment of investment in partnership, deferred income taxes, income or loss from unconsolidated subsid-
iaries net of cash distributions, minority interest in foreign subsidiaries and gain on sale of discontinued
operations.

Cash provided by operating activities in the Utility and Pipeline and Storage segments may vary
substantially from year to year because of the impact of rate cases. In the Utility segment, supplier refunds,
over- or under-recovered purchased gas costs and weather may also significantly impact cash flow. The impact of
weather on cash flow is tempered in the Utility segment’s New York rate jurisdiction by its WNC and in the
Pipeline and Storage segment by Supply Corporation’s straight fixed-variable rate design.

Cash provided by operating activities in the Exploration and Production segment may vary from period to
period as a result of changes in the commodity prices of natural gas and crude oil. The Company uses various
derivative financial instruments, including price swap agreements, no cost collars and futures contracts in an
attempt to manage this energy commodity price risk.

Net cash provided by operating activities totaled $394.2 million in 2007, a decrease of $77.2 million
compared with the $471.4 million provided by operating activities in 2006. Higher working capital require-
ments in the Exploration and Production, Utility, and Pipeline and Storage segments were partially offset by
lower working capital requirements in the Energy Marketing segment.

45

INVESTING CASH FLOW

Expenditures for Long-Lived Assets

The Company’s expenditures for long-lived assets associated with continuing operations totaled

$250.9 million in 2007. The table below presents these expenditures:

Year Ended September 30, 2007

Capital
Expenditures

Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Pipeline and Storage . . . . . . . . . . . . . . . . . . . . . .
Exploration and Production. . . . . . . . . . . . . . . . .
Timber . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
All Other and Corporate . . . . . . . . . . . . . . . . . . .

$ 54.2
43.2
146.7
3.7
(0.2)

Investment
in Partnership
(Millions)
$ —
—
—
—
3.3

Total Expenditures
For Long-Lived
Assets

$ 54.2
43.2
146.7
3.7
3.1

Total Expenditures from Continuing

Operations(1) . . . . . . . . . . . . . . . . . . . . . . . . .

$247.6

$3.3

$250.9

(1) Excludes expenditures for long-lived assets associated with discontinued operations of $29.1 million.

Utility

The majority of the Utility capital expenditures were made for replacement of mains and main extensions,

as well as for the replacement of service lines.

Pipeline and Storage

The majority of the Pipeline and Storage segment’s capital expenditures were made for additions,
improvements and replacements to this segment’s transmission and gas storage systems. It also reflects
$15.5 million of costs related to the Empire Connector project that were added to Construction Work in
Progress during 2007. The Empire Connector project is discussed below under Estimated Capital Expenditures.

Exploration and Production

The Exploration and Production segment’s capital expenditures were primarily well drilling and com-
pletion expenditures and included approximately $66.2 million for the Gulf Coast region ($65.7 million for the
off-shore program in the Gulf of Mexico), $41.4 million for the West Coast region and $39.1 million for the
Appalachian region. The significant amount spent in the Gulf Coast region is related to high commodity prices,
which has improved the economics of investment in the area, plus projected royalty relief. These amounts
included approximately $30.3 million spent to develop proved undeveloped reserves.

Timber

The majority of the Timber segment capital expenditures were for the construction of two new kilns that
were placed into service during the quarter ended June 30, 2007, as well as construction of a lumber sorter for
Highland’s sawmill operations, which was placed into service in October 2007.

All Other and Corporate

The majority of the All Other and Corporate category expenditures for long-lived assets consisted of a
$3.3 million capital contribution to Seneca Energy by Horizon Power, $1.65 million in each of the first and
second quarters of fiscal 2007. Seneca Energy generates and sells electricity using methane gas obtained from
landfills owned by outside parties. Seneca Energy is in the process of expanding its generating capacity from
11.2 megawatts to 17.6 megawatts. Horizon Power has funded its capital contributions with short-term
borrowings.

46

Estimated Capital Expenditures

The Company’s estimated capital expenditures for the next three years are:

Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 59.0
152.0
Pipeline and Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
154.0
Exploration and Production(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.0
Timber . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2008

2010

Year Ended September 30
2009
(Millions)
$ 57.0
96.0
146.0
—

$ 56.0
40.0
143.0
—

$366.0

$299.0

$239.0

(1) Includes estimated expenditures for the years ended September 30, 2008, 2009 and 2010 of approximately

$33 million, $36 million and $27 million, respectively, to develop proved undeveloped reserves.

Estimated capital expenditures for the Utility segment in 2008 will be concentrated in the areas of main and

service line improvements and replacements and, to a lesser extent, the purchase of new equipment.

Estimated capital expenditures for the Pipeline and Storage segment in 2008 includes $122.9 million for
the Empire Connector project as discussed below. Other capital expenditures will be concentrated in the
replacement of transmission and storage lines, reconditioning of storage wells and improvements of compressor
stations.

The Company continues to explore various opportunities to expand its capabilities to transport gas to the
East Coast, either through the Supply Corporation or Empire systems or in partnership with others. In
October 2005, Empire filed an application with the FERC for the authority to build and operate the Empire
Connector project to expand its natural gas pipeline operations to serve new markets in New York and
elsewhere in the Northeast by extending the Empire Pipeline. The application also asked that Empire’s existing
business and facilities be brought under FERC jurisdiction, and that the FERC approve rates for Empire’s
existing and proposed services. The Empire Connector will provide an upstream supply link for the Millennium
Pipeline, which began construction in June 2007, and will transport Canadian and other natural gas supplies to
downstream customers. The Empire Connector is designed to move up to approximately 250 MDth of natural
gas per day. On December 21, 2006, the FERC issued an order granting a Certificate of Public Convenience and
Necessity authorizing the construction and operation of the Empire Connector and various other related
pipeline projects by other unaffiliated companies, which has been accepted by Empire and the other applicants.
In June 2007, Empire and KeySpan Gas East Corporation (KeySpan) executed a binding firm transportation
service agreement for 150.75 MDth per day, obligating Empire to provide transportation service that will require
construction of the Empire Connector project. Construction of the Empire Connector began in September 2007
and the planned in-service date is November 2008. Refer to the Rate and Regulatory Matters section that follows
for further discussion of this matter. The forecasted expenditures for this project over the next two years are as
follows: $122.9 million in 2008 and $34.4 million in 2009. These expenditures are included as Pipeline and
Storage estimated capital expenditures in the table above. The total cost to the Company of the Empire
Connector project is estimated at $177 million, after giving effect to sales tax exemptions worth approximately
$3.7 million. The Company anticipates financing this project with cash on hand and/or through the use of the
Company’s lines of credit. As of September 30, 2007, the Company had incurred approximately $19.7 million in
costs related to this project. Of this amount, $13.7 million, $2.0 million and $3.4 million were incurred during
the years ended September 30, 2007, 2006 and 2005, respectively. During the quarter ended June 30, 2007, the
Company reversed the reserve established for these costs, as discussed above under Results of Operations,
following the execution of the KeySpan service agreement. As of September 30, 2007, all of the costs incurred to
date related to this project have been capitalized as either Construction Work in Progress ($15.5 million) or
Materials and Supplies Inventory ($4.2 million), as per the accounting guidance in the FERC’s Uniform System
of Accounts and SFAS 71.

47

Supply Corporation continues to view its potential Tuscarora Extension project as an important link to
Millennium and potential storage development in the Corning, New York area. This new pipeline, which would
expand the Supply Corporation system from its Tuscarora storage field to the intersection of the proposed
Millennium and Empire Connector pipelines, could be designed initially to transport up to approximately 130
MDth of natural gas per day. It may also provide Supply Corporation with the opportunity to increase the
deliverability of the existing Tuscarora storage field. Supply Corporation is also developing a project to meet the
results of an “Open Season” seeking customers for new capacity from the Rockies Express Project, Appalachian
production, storage and other points to Leidy and to interconnections with Millennium and Empire at Corning.
This new project (the “West to East Project”) could include the Tuscarora Extension, or could be a second phase
following the development of that project. The timeline of both of these projects depends on market development,
and should the market mature, the Company anticipates financing the Tuscarora Extension with cash on hand
and/or through the use of the Company’s lines of credit. The capital cost of the West to East project could amount
to $700 million, which would be financed by a combination of debt and equity. There have been no costs incurred
by the Company related to either project as of September 30, 2007, and the forecasted expenditures for the
Tuscarora Extension Project over the next three years are as follows: $0 in 2008, $34.0 million in 2009, and
$15.0 million in 2010. These expenditures are included as Pipeline and Storage estimated capital expenditures in
the table above. The Company has not yet forecast any expenditures for the West to East Project. The Company
has not yet filed an application with the FERC for the authority to build either project.

Estimated capital expenditures in 2008 for the Exploration and Production segment include approximately
$50.0 million for the Gulf Coast region ($48.0 million on the off-shore program in the Gulf of Mexico),
$46.0 million for the West Coast region and $58.0 million for the Appalachian region.

Estimated capital expenditures in 2008 in the Timber segment will be concentrated on the purchase of new
equipment, vehicles and improvements to facilities for this segment’s lumber yard, sawmill and kiln operations.

The Company continuously evaluates capital expenditures and investments in corporations, partnerships
and other business entities. The amounts are subject to modification for opportunities such as the acquisition of
attractive oil and gas properties, timber or natural gas storage facilities and the expansion of natural gas
transmission line capacities. While the majority of capital expenditures in the Utility segment are necessitated
by the continued need for replacement and upgrading of mains and service lines, the magnitude of future capital
expenditures or other investments in the Company’s other business segments depends, to a large degree, upon
market conditions.

FINANCING CASH FLOW

The Company did not have any outstanding short-term notes payable to banks or commercial paper at
September 30, 2007. However, the Company continues to consider short-term debt (consisting of short-term
notes payable to banks and commercial paper) an important source of cash for temporarily financing capital
expenditures and investments in corporations and/or partnerships, gas-in-storage inventory, unrecovered
purchased gas costs, margin calls on derivative financial instruments, exploration and development expendi-
tures, repurchases of stock, and other working capital needs. Fluctuations in these items can have a significant
impact on the amount and timing of short-term debt. As for bank loans, the Company maintains a number of
individual uncommitted or discretionary lines of credit with certain financial institutions for general corporate
purposes. Borrowings under these lines of credit are made at competitive market rates. These credit lines, which
aggregate to $455.0 million, are revocable at the option of the financial institutions and are reviewed on an
annual basis. The Company anticipates that these lines of credit will continue to be renewed, or replaced by
similar lines. The total amount available to be issued under the Company’s commercial paper program is
$300.0 million. The commercial paper program is backed by a syndicated committed credit facility totaling
$300.0 million that extends through September 30, 2010.

Under the Company’s committed credit facility, the Company has agreed that its debt to capitalization ratio
will not exceed .65 at the last day of any fiscal quarter from September 30, 2005 through September 30, 2010. At
September 30, 2007, the Company’s debt to capitalization ratio (as calculated under the facility) was .38. The
constraints specified in the committed credit facility would permit an additional $2.02 billion in short-term

48

and/or long-term debt to be outstanding (further limited by the indenture covenants discussed below) before
the Company’s debt to capitalization ratio would exceed .65. If a downgrade in any of the Company’s credit
ratings were to occur, access to the commercial paper markets might not be possible. However, the Company
expects that it could borrow under its uncommitted bank lines of credit or rely upon other liquidity sources,
including cash provided by operations.

Under the Company’s existing indenture covenants, at September 30, 2007, the Company would have been
permitted to issue up to a maximum of $1.4 billion in additional long-term unsecured indebtedness at then
current market interest rates in addition to being able to issue new indebtedness to replace maturing debt. The
Company’s present liquidity position is believed to be adequate to satisfy known demands.

The Company’s 1974 indenture, pursuant to which $399.0 million (or 40%) of the Company’s long-term
debt (as of September 30, 2007) was issued, contains a cross-default provision whereby the failure by the
Company to perform certain obligations under other borrowing arrangements could trigger an obligation to
repay the debt outstanding under the indenture. In particular, a repayment obligation could be triggered if the
Company fails (i) to pay any scheduled principal or interest on any debt under any other indenture or agreement
or (ii) to perform any other term in any other such indenture or agreement, and the effect of the failure causes, or
would permit the holders of the debt to cause, the debt under such indenture or agreement to become due prior
to its stated maturity, unless cured or waived.

The Company’s $300.0 million committed credit facility also contains a cross-default provision whereby
the failure by the Company or its significant subsidiaries to make payments under other borrowing arrange-
ments, or the occurrence of certain events affecting those other borrowing arrangements, could trigger an
obligation to repay any amounts outstanding under the committed credit facility. In particular, a repayment
obligation could be triggered if (i) the Company or any of its significant subsidiaries fail to make a payment
when due of any principal or interest on any other indebtedness aggregating $20.0 million or more or (ii) an
event occurs that causes, or would permit the holders of any other indebtedness aggregating $20.0 million or
more to cause, such indebtedness to become due prior to its stated maturity. As of September 30, 2007, the
Company had no debt outstanding under the committed credit facility.

The Company’s embedded cost of long-term debt was 6.4% at both September 30, 2007 and September 30,
2006. Refer to “Interest Rate Risk” in this Item for a more detailed breakdown of the Company’s embedded cost
of long-term debt.

The Company has an effective registration statement on file with the SEC under which it has available
capacity to issue an additional $550.0 million of debt and equity securities under the Securities Act of 1933. The
Company may sell all or a portion of these securities if warranted by market conditions and the Company’s
capital requirements. Any offer and sale of these securities will be made only by means of a prospectus meeting
the requirements of the Securities Act of 1933 and the rules and regulations thereunder.

The amounts and timing of the issuance and sale of debt or equity securities will depend on market
conditions, indenture requirements, regulatory authorizations and the capital requirements of the Company.

On April 30, 2007, the Company redeemed $96.3 million of 6.5% unsecured notes, plus accrued interest.
These notes were redeemable by the Company at par at any time after September 15, 2006. On December 8,
2006, the Company repaid $22.8 million of Empire’s secured debt. Such amount was classified as Current
Portion of Long-Term Debt on the Company’s Consolidated Balance Sheet at September 30, 2006.

On December 8, 2005, the Company’s Board of Directors authorized the Company to implement a share
repurchase program, whereby the Company may repurchase outstanding shares of common stock, up to an
aggregate amount of 8 million shares in the open market or through privately negotiated transactions. As of
September 30, 2007, the Company has repurchased 3,834,878 shares for $133.2 million under this program,
including 1,308,328 shares for $48.1 million during fiscal 2007. These share repurchases were funded with cash
provided by operating activities and/or through the use of the Company’s lines of credit. In the future, it is
expected that this share repurchase program will continue to be funded with cash provided by operating
activities and/or through the use of the Company’s lines of credit. It is expected that open market repurchases
will continue from time to time depending on market conditions.

49

OFF-BALANCE SHEET ARRANGEMENTS

The Company has entered into certain off-balance sheet financing arrangements. These financing arrange-
ments are primarily operating and capital leases. The Company’s consolidated subsidiaries have operating
leases, the majority of which are with the Utility and the Pipeline and Storage segments, having a remaining lease
commitment of approximately $35.5 million. These leases have been entered into for the use of buildings,
vehicles, construction tools, meters and other items and are accounted for as operating leases. The Company’s
unconsolidated subsidiaries, which are accounted for under the equity method, have capital leases of electric
generating equipment having a remaining lease commitment of approximately $4.8 million. The Company has
guaranteed 50%, or $2.4 million, of these capital lease commitments.

The following table summarizes the Company’s expected future contractual cash obligations as of

September 30, 2007, and the twelve-month periods over which they occur:

CONTRACTUAL OBLIGATIONS

Payments by Expected Maturity Dates

2008

2009

2010

2011
(Millions)

2012

Thereafter

Total

Long-Term Debt, including interest

expense(1) . . . . . . . . . . . . . . . . . . . . . . . $259.8
6.7
0.9

Operating Lease Obligations . . . . . . . . . . . . $
Capital Lease Obligations . . . . . . . . . . . . . . $
Purchase Obligations:

Gas Purchase Contracts(2). . . . . . . . . . . . $718.1
Transportation and Storage Contracts . . . . $ 48.4
Empire Connector Project

Obligations(3). . . . . . . . . . . . . . . . . . . $118.3
Other. . . . . . . . . . . . . . . . . . . . . . . . . . . $ 20.5

$148.4
5.8
$
0.5
$

$45.5
$ 4.4
$ 0.4

$232.7
2.9
$
0.4
$

$171.8
2.6
$
0.2
$

$ 67.2
$ 47.3

$ 7.1
$43.7

$
2.8
$ 19.3

$
$

2.8
6.0

$
$

0.6
9.6

$ — $ — $ —
3.7
$ 6.0

4.2

$

$

$439.3
$ 13.1
$ —

$ 16.2
7.1
$

$ —
$ 14.2

$1,297.5
35.5
$
2.4
$

$ 814.2
$ 171.8

$ 118.9
58.2
$

(1) Refer to Note E — Capitalization and Short-Term Borrowings, as well as the table under Interest Rate Risk
in the Market Risk Sensitive Instruments section below, for the amounts excluding interest expense.

(2) Gas prices are variable based on the NYMEX prices adjusted for basis.

(3) The Empire Connector is scheduled to be placed in service by November 2008, at an estimated cost of
$177 million. The Company has only committed itself to $118.9 million for the project at September 30, 2007.

The Company has made certain other guarantees on behalf of its subsidiaries. The guarantees relate
primarily to: (i) obligations under derivative financial instruments, which are included on the consolidated
balance sheet in accordance with SFAS 133 (see Item 7, MD&A under the heading “Critical Accounting
Estimates — Accounting for Derivative Financial Instruments”); (ii) NFR obligations to purchase gas or to
purchase gas transportation/storage services where the amounts due on those obligations each month are
included on the consolidated balance sheet as a current liability; and (iii) other obligations which are reflected
on the consolidated balance sheet. The Company believes that the likelihood it would be required to make
payments under the guarantees is remote, and therefore has not included them in the table above.

OTHER MATTERS

In addition to the legal proceedings disclosed in Item 3 of this report, the Company is involved in other
litigation and regulatory matters arising in the normal course of business. These other matters may include, for
example, negligence claims and tax, regulatory or other governmental audits, inspections, investigations or
other proceedings. These matters may involve state and federal taxes, safety, compliance with regulations, rate
base, cost of service and purchased gas cost issues, among other things. While these normal-course matters
could have a material effect on earnings and cash flows in the period in which they are resolved, they are not

50

expected to change materially the Company’s present liquidity position, nor to have a material adverse effect on
the financial condition of the Company.

The Company has a tax-qualified, noncontributory defined-benefit retirement plan (Retirement Plan) that
covers approximately 73% of the Company’s employees. The Company has been making contributions to the
Retirement Plan over the last several years and anticipates that it will continue making contributions to the
Retirement Plan. During 2007, the Company contributed $24.9 million to the Retirement Plan. The Company
anticipates that the annual contribution to the Retirement Plan in 2008 will be in the range of $15.0 million to
$20.0 million. The Company expects that all subsidiaries having domestic employees covered by the Retirement
Plan will make contributions to the Retirement Plan. The funding of such contributions will come from amounts
collected in rates in the Utility and Pipeline and Storage segments or through short-term borrowings or through
cash from operations.

The Company provides health care and life insurance benefits for a majority of its retired employees under
a post-retirement benefit plan (Post-Retirement Plan). The Company has been making contributions to the
Post-Retirement Plan over the last several years and anticipates that it will continue making contributions to the
Post-Retirement Plan. During 2007, the Company contributed $42.3 million to the Post-Retirement Plan. The
Company anticipates that the annual contribution to the Post-Retirement Plan in 2008 will be in the range of
$25.0 million to $35.0 million. The funding of such contributions will come from amounts collected in rates in
the Utility and Pipeline and Storage segments.

A capital loss carryover which existed at September 30, 2006, was fully utilized in 2007 in connection with

the gain recognized on the sale of SECI.

MARKET RISK SENSITIVE INSTRUMENTS

Energy Commodity Price Risk

The Company, in its Exploration and Production segment, Energy Marketing segment, Pipeline and
Storage segment, and All Other category, uses various derivative financial instruments (derivatives), including
price swap agreements, no cost collars and futures contracts, as part of the Company’s overall energy commodity
price risk management strategy. Under this strategy, the Company manages a portion of the market risk
associated with fluctuations in the price of natural gas and crude oil, thereby attempting to provide more
stability to operating results. The Company has operating procedures in place that are administered by
experienced management to monitor compliance with the Company’s risk management policies. The deriv-
atives are not held for trading purposes. The fair value of these derivatives, as shown below, represents the
amount that the Company would receive from or pay to the respective counterparties at September 30, 2007 to
terminate the derivatives. However, the tables below and the fair value that is disclosed do not consider the
physical side of the natural gas and crude oil transactions that are related to the financial instruments.

The following tables disclose natural gas and crude oil price swap information by expected maturity dates for
agreements in which the Company receives a fixed price in exchange for paying a variable price as quoted in
various national natural gas publications or on the NYMEX. Notional amounts (quantities) are used to calculate
the contractual payments to be exchanged under the contract. The weighted average variable prices represent the
weighted average settlement prices by expected maturity date as of September 30, 2007. At September 30, 2007,
the Company had not entered into any natural gas or crude oil price swap agreements extending beyond 2009.

Natural Gas Price Swap Agreements

12.2
Notional Quantities (Equivalent Bcf) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Weighted Average Fixed Rate (per Mcf) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $8.15
Weighted Average Variable Rate (per Mcf) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $7.77

1.0
$8.82
$9.08

13.2
$8.20
$7.86

Expected Maturity Dates
2008
Total
2009

51

Crude Oil Price Swap Agreements

Expected Maturity Dates
2009

2008

Total

Notional Quantities (Equivalent bbls) . . . . . . . . . . . . . . . . . . . . . .
Weighted Average Fixed Rate (per bbl) . . . . . . . . . . . . . . . . . . . . . $
Weighted Average Variable Rate (per bbl) . . . . . . . . . . . . . . . . . . . $

1,305,000
57.72
78.69

180,000
54.70
74.31

$
$

1,485,000
57.35
78.16

$
$

At September 30, 2007, the Company would have received from its respective counterparties an aggregate
of approximately $2.8 million to terminate the natural gas price swap agreements outstanding at that date. The
Company would have had to pay an aggregate of approximately $11.2 million to its counterparties to terminate
the crude oil price swap agreements outstanding at September 30, 2007.

At September 30, 2006, the Company had natural gas price swap agreements covering 7.4 Bcf at a weighted
average fixed rate of $7.24 per Mcf. The Company also had crude oil price swap agreements covering 900,000
bbls at a weighted average fixed rate of $37.13 per bbl. The increase in natural gas price swap agreements from
September 2006 to September 2007 is largely attributable to management’s decision to utilize fewer collars and
more swaps. This decision was as a result of market conditions being less conducive to using collars than they
were in the prior year. The increase in crude oil price swap agreements is primarily due to an increased
availability of counterparties willing to enter into new swap agreements with terms that match the delivery
points of its West Coast crude oil production.

The following table discloses the notional quantities, the weighted average ceiling price and the weighted
average floor price for the no cost collars used by the Company to manage natural gas price risk. The no cost
collars provide for the Company to receive monthly payments from (or make payments to) other parties when a
variable price falls below an established floor price (the Company receives payment from the counterparty) or
exceeds an established ceiling price (the Company pays the counterparty). At September 30, 2007, the
Company had not entered into any natural gas or crude oil no cost collars extending beyond 2008.

No Cost Collars

Natural Gas

Expected
Maturity
Date
2008

Notional Quantities (Equivalent Bcf) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Weighted Average Ceiling Price (per Mcf) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Weighted Average Floor Price (per Mcf) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1.4
$16.45
$ 8.83

At September 30, 2007, the Company would have received an aggregate of approximately $1.9 million to

terminate the natural gas no cost collars outstanding at that date.

At September 30, 2006, the Company had natural gas no cost collars covering 7.1 Bcf at a weighted average
floor price of $8.26 per Mcf and a weighted average ceiling price of $17.25 per Mcf. The Company also had
crude oil no cost collars covering 180,000 bbls at a weighted average floor price of $70.00 per bbl and a weighted
average ceiling price of $77.00 per bbl at September 30, 2006. The decrease in natural gas collars from
September 2006 to September 2007 is due to management’s decision to utilize fewer collars and more swaps.
This is due to the market conditions discussed in the Swap Agreements section.

52

The following table discloses the net contract volumes purchased (sold), weighted average contract prices
and weighted average settlement prices by expected maturity date for futures contracts used to manage natural
gas price risk. At September 30, 2007, the Company held no futures contracts with maturity dates extending
beyond 2012.

Futures Contracts

Expected Maturity Dates

2008

2009

2010

2011

2012

Total

Net Contract Volumes Purchased (Sold)

(Equivalent Bcf) . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2.9
Weighted Average Contract Price (per Mcf) . . . . . . . . . $9.08
Weighted Average Settlement Price (per Mcf) . . . . . . . . $8.94

(0.1) —
NA
NA

$9.50
$9.13

—(1) —(1)

$6.99
$6.31

$8.68
$9.00

2.8
$9.11
$8.96

(1) The Energy Marketing segment has purchased 4 and 6 futures contracts (1 contract = 2,500 Dth) for 2011

and 2012, respectively.

At September 30, 2007, the Company would have received $2.2 million to terminate these futures

contracts.

At September 30, 2006, the Company had futures contracts covering 7.0 Bcf (net long position) at a

weighted average contract price of $9.67 per Mcf.

The decrease in net long positions at September 30, 2007 as compared to September 30, 2006 is attributed
to fewer customers entering into fixed price sales commitments at September 30, 2007 as compared to
September 30, 2006. Management believes this is due to the lack of a significant decrease in natural gas prices at
the end of 2007 as compared to 2006, sufficient natural gas in storage throughout the United States, and
forecasts for a mild winter. As a result, the Energy Marketing segment had purchased fewer futures contracts as
of September 30, 2007 as compared to September 30, 2006 to hedge against a lower number of fixed price sales
commitments.

The Company may be exposed to credit risk on some of the derivatives disclosed above. Credit risk relates
to the risk of loss that the Company would incur as a result of nonperformance by counterparties pursuant to the
terms of their contractual obligations. To mitigate such credit risk, management performs a credit check and
then, on an ongoing basis, monitors counterparty credit exposure. Management has obtained guarantees from
many of the parent companies of the respective counterparties to its derivatives. At September 30, 2007, the
Company used nine counterparties for its over-the-counter derivatives. At September 30, 2007, no individual
counterparty represented greater than 32% of total credit risk (measured as volumes hedged by an individual
counterparty as a percentage of the Company’s total volumes hedged). All of the counterparties (or the parent of
the counterparty) were rated as investment grade entities at September 30, 2007.

Exchange Rate Risk

The Exploration and Production segment’s investment in Canada was valued in Canadian dollars, and, as
such, this investment was subject to currency exchange risk when the Canadian dollars are translated into
U.S. dollars. This exchange rate risk to the Company’s investment in Canada resulted in increases or decreases to
the CTA, a component of Accumulated Other Comprehensive Income (Loss) on the Consolidated Balance
Sheets. When the foreign currency increased in value in relation to the U.S. dollar, there was a positive
adjustment to CTA. When the foreign currency decreased in value in relation to the U.S. dollar, there was a
negative adjustment to CTA. In August 2007, the Exploration and Production segment’s investment in Canada
was sold, eliminating the Company’s major foreign operations. Of the $232.1 million in net proceeds received,
$58.0 million was placed in escrow (denominated in Canadian dollars) pending receipt of a tax clearance
certificate from the Canadian government. To hedge against foreign currency exchange risk, the Company
entered into a $58.0 million forward contract to sell Canadian dollars. At September 30, 2007, due to the
increase in the strength of the Canadian dollar versus the U.S. dollar, the Company had a $2.7 million derivative

53

liability related to the collar. The Company records gains or losses associated with this forward contract directly
to the income statement.

Interest Rate Risk

On December 8, 2006, the Company repaid $22.8 million of Empire’s secured debt. The interest costs of
this secured debt were hedged by an interest rate collar. Since the hedged transaction was settled and there will
be no future cash flows associated with the secured debt, hedge accounting for the interest rate collar was
discontinued and the unrealized gain in accumulated other comprehensive income associated with the interest
rate collar was reclassified to the Consolidated Statement of Income.

The following table presents the principal cash repayments and related weighted average interest rates by
expected maturity date for the Company’s long-term fixed rate debt as well as the other long-term debt of certain
of the Company’s subsidiaries. The interest rates for the variable rate debt are based on those in effect at
September 30, 2007:

Principal Amounts by Expected Maturity Dates

2008

2009

2010

2011

2012

Thereafter

Total

Long-Term Fixed Rate Debt . . . . . . . $200.0(1) $100.0
Weighted Average Interest Rate

(Dollars in millions)

$— $200.0

$150.0

$349.0

$999.0

Paid . . . . . . . . . . . . . . . . . . . . . . .

6.3%

6.0% —

7.5%

6.7%

5.9%

6.4%

Fair Value = $1,024.4

(1) These notes have been classified as Current Portion of Long-Term Debt on the Company’s Consolidated

Balance Sheet.

RATE AND REGULATORY MATTERS

Utility Operation

Base rate adjustments in both the New York and Pennsylvania jurisdictions do not reflect the recovery of
purchased gas costs. Such costs are recovered through operation of the purchased gas adjustment clauses of the
appropriate regulatory authorities.

New York Jurisdiction

On August 27, 2004, Distribution Corporation commenced a rate case by filing proposed tariff amend-
ments and supporting testimony requesting approval to increase its annual revenues beginning October 1, 2004.
Various parties opposed the filing. On April 15, 2005, Distribution Corporation, the parties and others executed
an agreement settling all outstanding issues. In an order issued July 22, 2005, the NYPSC approved the April 15,
2005 rate agreement, substantially as filed, for an effective date of August 1, 2005. The rate agreement provided
for a rate increase of $21 million by means of the elimination of bill credits ($5.8 million) and an increase in base
rates ($15.2 million). For the two-year term of the agreement and until new rates should go into effect, the
return on equity level above which earnings must be shared with rate payers is 11.5%.

On January 29, 2007, Distribution Corporation commenced a rate case by filing proposed tariff amend-
ments and supporting testimony requesting approval to increase its annual revenues by $52.0 million.
Following standard procedure, the NYPSC suspended the proposed tariff amendments to enable its staff
and intervenors to conduct a routine investigation and hold hearings. Distribution Corporation explained in the
filing that its request for rate relief is necessitated by decreased revenues resulting from customer conservation
efforts and increased customer uncollectibles, among other things. The rate filing also includes a proposal for an
aggressive efficiency and conservation initiative with a revenue decoupling mechanism designed to render the
Company indifferent to throughput reductions resulting from conservation. On September 20, 2007, the
NYPSC issued an order approving, with modifications, the Company’s conservation program for implemen-
tation on an accelerated basis. Associated ratemaking issues, however, were reserved for consideration in the
rate case. On September 28, 2007, an administrative law judge assigned to the proceeding issued a

54

recommended decision (RD) based on a review and analysis of the evidence presented in the case. The RD
recommends a rate increase designed to provide additional annual revenues of $2.5 million, together with a bill
surcharge that would collect up to $10.8 million to recover expenses arising from the conservation program.
The recommended cost of equity, subject to updates, is 9.4%. The RD also recommends approval of the
unopposed revenue decoupling mechanism. The NYPSC is not bound to accept the RD, and may accept, reject
or modify the Company’s filing. Assuming standard procedure, rates would become effective in late December
2007. The outcome of the proceeding cannot be ascertained at this time.

Pennsylvania Jurisdiction

On June 1, 2006, Distribution Corporation filed proposed tariff amendments with PaPUC to increase
annual revenues by $25.9 million to cover increases in the cost of service to be effective July 30, 2006. The rate
request was filed to address increased costs associated with Distribution Corporation’s ongoing construction
program as well as increases in operating costs, particularly uncollectible accounts. Following standard
regulatory procedure, the PaPUC issued an order on July 20, 2006 instituting a rate proceeding and suspending
the proposed tariff amendments until March 2, 2007. On October 2, 2006, the parties, including Distribution
Corporation, Staff of the PaPUC and intervenors, executed an agreement (Settlement) proposing to settle all
issues in the rate proceeding. The Settlement includes an increase in annual revenues of $14.3 million to non-
gas revenues, an agreement not to file a rate case until January 28, 2008 at the earliest and an early
implementation date. The Settlement was approved by the PaPUC at its meeting on November 30, 2006,
and the new rates became effective January 1, 2007.

On June 8, 2006, the NTSB issued safety recommendations to Distribution Corporation, the PaPUC and
certain other parties as a result of an investigation of a natural gas explosion that occurred on Distribution
Corporation’s system in Dubois, Pennsylvania in August 2004. The explosion destroyed a residence, resulting in
the death of two people who lived there, and damaged a number of other houses in the immediate vicinity.
Without admitting liability, Distribution Corporation settled all significant third-party claims against it related
to the explosion.

The NTSB’s safety recommendations to Distribution Corporation involved revisions to its butt-fusion
procedures for joining plastic pipe, and revisions to its procedures for qualifying personnel who perform plastic
fusions. Although not required by law to do so, Distribution Corporation implemented those recommendations.
In December 2006, the NTSB classified its recommendations as “closed” after determining that Distribution
Corporation took acceptable action with respect to the recommendations.

The NTSB’s recommendation to the PaPUC was to require an analysis of the integrity of butt-fusion joints in
Distribution Corporation’s system and replacement of those joints that are determined to have unacceptable
characteristics. Distribution Corporation has worked cooperatively with the Staff of the PaPUC to permit the
PaPUC to undertake the analysis recommended by the NTSB.

In late November 2007, Distribution Corporation reached a Settlement Agreement with the Law Bureau
Prosecutory Staff of the PaPUC (the “Law Bureau”) regarding the explosion and the PaPUC’s subsequent
investigation. The Law Bureau and Distribution Corporation will jointly submit this Settlement Agreement to
the PaPUC for approval. In the Settlement Agreement, Distribution Corporation agrees, without admitting
liability, to pay a $50,000 fine and to fund an additional $30,000 of safety-related activities. Distribution
Corporation also agrees to make various improvements to its butt-fusion procedures and to implement a
program to review existing butt-fusions.

Pipeline and Storage

Supply Corporation currently does not have a rate case on file with the FERC. The rate settlement approved
by the FERC on February 9, 2007 requires Supply Corporation to make a general rate filing to be effective
December 1, 2011, and bars Supply Corporation from making a general rate filing before then, with some
exceptions specified in the settlement.

55

Empire currently does not have a rate case on file with the NYPSC. Among the issues resolved in
connection with Empire’s FERC application to build the Empire Connector are the rates and terms of service
that will become applicable to all of Empire’s business, effective upon Empire constructing and placing its new
facilities into service (currently expected for November 2008). At that time, Empire will become an interstate
pipeline subject to FERC regulation. The order described in the following paragraph requires Empire to make a
filing at FERC within three years after the in-service date justifying Empire’s existing recourse rates or proposing
alternative rates.

The FERC issued on December 21, 2006 an order granting a Certificate of Public Convenience and Necessity
authorizing the construction and operation of the Empire Connector and various other related pipeline projects by
other unaffiliated companies. The Empire Certificate contains various environmental and other conditions.
Empire has accepted that Certificate. Additional environmental permits from the U.S. Army Corps of Engineers
and state environmental agencies have been received. Empire has also received, from all six upstate New York
counties in which it would build the Empire Connector project, final approval of sales tax exemptions and
temporary partial property tax abatements necessary to enable the Empire Connector to generate a fair return. In
June 2007, Empire signed a firm transportation service agreement with KeySpan Gas East Corporation, under
which Empire is obligated to provide transportation service that will require construction of this project.
Construction began in September 2007 and is planned to be complete by November 1, 2008.

ENVIRONMENTAL MATTERS

The Company is subject to various federal, state and local laws and regulations relating to the protection of
the environment. The Company has established procedures for the ongoing evaluation of its operations to
identify potential environmental exposures and comply with regulatory policies and procedures. It is the
Company’s policy to accrue estimated environmental clean-up costs (investigation and remediation) when such
amounts can reasonably be estimated and it is probable that the Company will be required to incur such costs. At
September 30, 2007, the Company has estimated its remaining clean-up costs related to former manufactured
gas plant sites and third party waste disposal sites will be in the range of $12.1 million to $15.8 million. The
minimum estimated liability of $12.1 million has been recorded on the Consolidated Balance Sheet at
September 30, 2007. The Company expects to recover its environmental clean-up costs from a combination
of rate recovery and insurance proceeds. Other than discussed in Note H (referred to below), the Company is
currently not aware of any material additional exposure to environmental liabilities. However, adverse changes
in environmental regulations or other factors could impact the Company.

For further discussion refer to Item 8 at Note H — Commitments and Contingencies under the heading

“Environmental Matters.”

NEW ACCOUNTING PRONOUNCEMENTS

In June 2006, the FASB issued FIN 48. FIN 48 clarifies the accounting for income taxes by prescribing a
minimum probability threshold that a tax position must meet before a financial statement benefit is recognized.
The minimum threshold is defined in FIN 48 as a tax position that is more likely than not to be sustained upon
examination by the applicable taxing authority, including resolution of any related appeals or litigation
processes, based on the technical merits of the position. If a tax benefit meets this threshold, it is measured
and recognized based on an analysis of the cumulative probability of the tax benefit being ultimately sustained.
The cumulative effect of applying FIN 48 at adoption, if any, is reported as an adjustment to opening retained
earnings for the year of adoption. FIN 48 is effective for the first quarter of the Company’s 2008 fiscal year and it
is expected that this pronouncement will not have a material effect on the Company’s consolidated financial
statements.

In September 2006, the FASB issued SFAS 157. SFAS 157 provides guidance for using fair value to measure
assets and liabilities. The pronouncement serves to clarify the extent to which companies measure assets and
liabilities at fair value, the information used to measure fair value, and the effect that fair-value measurements
have on earnings. The Company is currently evaluating the impact that the adoption of SFAS 157 will have on its
consolidated financial statements. SFAS 157 is to be applied whenever another standard requires or allows assets

56

or liabilities to be measured at fair value. The pronouncement will be effective as of the Company’s first quarter
of fiscal 2009. The Company is currently evaluating the impact that the adoption of SFAS 157 will have on its
consolidated financial statements.

In September 2006, the FASB issued SFAS 158, an amendment of SFAS 87, SFAS 88, SFAS 106, and
SFAS 132R. SFAS 158 requires that companies recognize a net liability or asset to report the underfunded or
overfunded status of their defined benefit pension and other post-retirement benefit plans on their balance
sheets, as well as recognize changes in the funded status of a defined benefit post-retirement plan in the year in
which the changes occur through comprehensive income. The pronouncement also specifies that a plan’s assets
and obligations that determine its funded status be measured as of the end of Company’s fiscal year, with limited
exceptions. Under SFAS 158, certain previously unrecognized actuarial gains and losses and previously
unrecognized prior service costs for both the pension and other post-retirement benefit plans as well as a
previously unrecognized transition obligation for the other post-retirement benefit plan are required to be
recognized. These amounts were not required to be recorded on the Company’s Consolidated Balance Sheet
before the adoption of SFAS 158, but were instead amortized over a period of time. In accordance with SFAS 158,
the Company has recognized the funded status of its benefit plans and implemented the disclosure requirements
of SFAS 158 at September 30, 2007. The requirement to measure the plan assets and benefit obligations as of the
Company’s fiscal year-end date will be adopted by the Company by the end of fiscal 2009. Currently, the
Company measures its plan assets and benefit obligations using a June 30th measurement date. At September 30,
2007, in order to recognize the funded status of its pension and post-retirement benefit plans in accordance with
SFAS 158, the Company recorded additional
liabilities or reduced assets by a cumulative amount of
$78.7 million ($71.1 million net of deferred tax benefits recognized for the portion recorded as an increase
to Accumulated Other Comprehensive Loss). Of the $71.1 million recognized, $61.9 million was recorded as an
increase to Other Regulatory Assets in the Company’s Utility and Pipeline and Storage segments, $12.5 million
(net of deferred tax benefits of $7.6 million) was recorded as an increase to Accumulated Other Comprehensive
Loss, and $3.3 million was recorded as an increase to Other Regulatory Liabilities in the Company’s Utility
segment. The Company has recorded amounts to Other Regulatory Assets or Other Regulatory Liabilities in the
Utility and Pipeline and Storage segments in accordance with the provisions of SFAS 71. The Company, in those
segments, has certain regulatory commission authorizations, which allow the Company to defer as a regulatory
asset or liability the difference between pension and post-retirement benefit costs as calculated in accordance
with SFAS 87 and SFAS 106 and what is collected in rates. Refer to Item 8 at Note G — Retirement Plan and
Other Post-Retirement Benefits for further disclosures regarding the impact of SFAS 158 on the Company’s
consolidated financial statements.

In February 2007, the FASB issued SFAS 159. SFAS 159 permits entities to choose to measure many
financial instruments and certain other items at fair value that are not otherwise required to be measured at fair
value under GAAP. A company that elects the fair value option for an eligible item will be required to recognize
in current earnings any changes in that item’s fair value in reporting periods subsequent to the date of adoption.
SFAS 159 will be effective as of the Company’s first quarter of fiscal 2009. The Company is currently evaluating
the impact, if any, that the adoption of SFAS 159 will have on its consolidated financial statements.

EFFECTS OF INFLATION

Although the rate of inflation has been relatively low over the past few years, the Company’s operations
remain sensitive to increases in the rate of inflation because of its capital spending and the regulated nature of a
significant portion of its business.

SAFE HARBOR FOR FORWARD-LOOKING STATEMENTS

The Company is including the following cautionary statement in this Form 10-K to make applicable and
take advantage of the safe harbor provisions of the Private Securities Litigation Reform Act of 1995 for any
forward-looking statements made by, or on behalf of, the Company. Forward-looking statements include
statements concerning plans, objectives, goals, projections, strategies, future events or performance, and
underlying assumptions and other statements which are other than statements of historical facts. From time to
time, the Company may publish or otherwise make available forward-looking statements of this nature. All such

57

subsequent forward-looking statements, whether written or oral and whether made by or on behalf of the
Company, are also expressly qualified by these cautionary statements. Certain statements contained in this
report, including, without limitation, statements regarding future prospects, plans, performance and capital
structure, anticipated capital expenditures, completion of construction projects, projections for pension and
other post-retirement benefit obligations, impacts of the adoption of new accounting rules, and possible
outcomes of litigation or regulatory proceedings, as well as statements that are identified by the use of the words
“anticipates,” “estimates,” “expects,” “forecasts,” “intends,” “plans,” “predicts,” “projects,” “believes,” “seeks,”
“will” and “may” and similar expressions, are “forward-looking” statements as defined in the Private Securities
Litigation Reform Act of 1995 and accordingly involve risks and uncertainties which could cause actual results
or outcomes to differ materially from those expressed in the forward-looking statements. The forward-looking
statements contained herein are based on various assumptions, many of which are based, in turn, upon further
assumptions. The Company’s expectations, beliefs and projections are expressed in good faith and are believed
by the Company to have a reasonable basis, including, without limitation, management’s examination of
historical operating trends, data contained in the Company’s records and other data available from third parties,
but there can be no assurance that management’s expectations, beliefs or projections will result or be achieved or
accomplished. In addition to other factors and matters discussed elsewhere herein, the following are important
factors that, in the view of the Company, could cause actual results to differ materially from those discussed in
the forward-looking statements:

1. Changes in economic conditions, including economic disruptions caused by terrorist activities, acts of war

or major accidents;

2. Changes in demographic patterns and weather conditions, including the occurrence of severe weather such

as hurricanes;

3. Changes in the availability and/or price of natural gas or oil and the effect of such changes on the accounting
treatment of derivative financial instruments or the valuation of the Company’s natural gas and oil reserves;

4. Uncertainty of oil and gas reserve estimates;

5. Ability to successfully identify, drill for and produce economically viable natural gas and oil reserves;

6. Significant changes from expectations in the Company’s actual production levels for natural gas or oil;

7. Changes in the availability and/or price of derivative financial instruments;

8. Changes in the price differentials between various types of oil;

9. Inability to obtain new customers or retain existing ones;

10. Significant changes in competitive factors affecting the Company;

11. Changes in laws and regulations to which the Company is subject, including changes in tax, environmental,

safety and employment laws and regulations;

12. Governmental/regulatory actions, initiatives and proceedings, including those involving acquisitions,
financings, rate cases (which address, among other things, allowed rates of return, rate design and retained
gas), affiliate relationships, industry structure, franchise renewal, and environmental/safety requirements;

13. Unanticipated impacts of restructuring initiatives in the natural gas and electric industries;

14. Significant changes from expectations in actual capital expenditures and operating expenses and unan-

ticipated project delays or changes in project costs or plans;

15. The nature and projected profitability of pending and potential projects and other investments, and the

ability to obtain necessary governmental approvals and permits;

16. Occurrences affecting the Company’s ability to obtain funds from operations, from borrowings under our
credit lines or other credit facilities or from issuances of other short-term notes or debt or equity securities
to finance needed capital expenditures and other investments, including any downgrades in the Company’s
credit ratings;

17. Ability to successfully identify and finance acquisitions or other investments and ability to operate and

integrate existing and any subsequently acquired business or properties;

58

18. Impairments under the SEC’s full cost ceiling test for natural gas and oil reserves;

19. Significant changes in tax rates or policies or in rates of inflation or interest;

20. Significant changes in the Company’s relationship with its employees or contractors and the potential

adverse effects if labor disputes, grievances or shortages were to occur;

21. Changes in accounting principles or the application of such principles to the Company;

22. The cost and effects of legal and administrative claims against the Company;

23. Changes in actuarial assumptions and the return on assets with respect to the Company’s retirement plan

and post-retirement benefit plans;

24. Increasing health care costs and the resulting effect on health insurance premiums and on the obligation to

provide post-retirement benefits; or

25. Increasing costs of insurance, changes in coverage and the ability to obtain insurance.

The Company disclaims any obligation to update any forward-looking statements to reflect events or

circumstances after the date hereof.

Item 7A Quantitative and Qualitative Disclosures About Market Risk

Refer to the “Market Risk Sensitive Instruments” section in Item 7, MD&A.

59

Item 8 Financial Statements and Supplementary Data

Index to Financial Statements

Financial Statements:

Report of Independent Registered Public Accounting Firm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Consolidated Statements of Income and Earnings Reinvested in the Business, three years ended

September 30, 2007 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Consolidated Balance Sheets at September 30, 2007 and 2006 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Consolidated Statements of Cash Flows, three years ended September 30, 2007 . . . . . . . . . . . . . . .
Consolidated Statements of Comprehensive Income, three years ended September 30, 2007 . . . . . .
Notes to Consolidated Financial Statements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Page

61

62
63
64
65
66

Financial Statement Schedules:

For the three years ended September 30, 2007
Schedule II — Valuation and Qualifying Accounts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

117

All other schedules are omitted because they are not applicable or the required information is shown in the

Consolidated Financial Statements or Notes thereto.

Supplementary Data

Supplementary data that is included in Note M — Quarterly Financial Data (unaudited) and Note O —
Supplementary Information for Oil and Gas Producing Activities (unaudited), appears under this Item, and
reference is made thereto.

60

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

To the Board of Directors and Shareholders of National Fuel Gas Company:

In our opinion, the consolidated financial statements listed in the accompanying index present fairly, in all
material respects, the financial position of National Fuel Gas Company and its subsidiaries at September 30,
2007 and 2006, and the results of their operations and their cash flows for each of the three years in the period
ended September 30, 2007 in conformity with accounting principles generally accepted in the United States of
America. In addition, in our opinion, the financial statement schedule listed in the accompanying index presents
fairly, in all material respects, the information set forth therein when read in conjunction with the related
consolidated financial statements. Also in our opinion, the Company maintained, in all material respects,
effective internal control over financial reporting as of September 30, 2007, based on criteria established in
Internal Control — Integrated Framework issued by the Committee of Sponsoring Organizations of the Treadway
Commission (COSO). The Company’s management is responsible for these financial statements and financial
statement schedule, for maintaining effective internal control over financial reporting and for its assessment of
the effectiveness of internal control over financial reporting, included in “Management’s Report on Internal
Control Over Financial Reporting” appearing under Item 9A. Our responsibility is to express opinions on these
financial statements, on the financial statement schedule, and on the Company’s internal control over financial
reporting based on our integrated 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 audits to obtain reasonable assurance about whether the financial statements are free of material
misstatement and whether effective internal control over financial reporting was maintained in all material
respects. Our audits of the financial statements included examining, on a test basis, evidence supporting the
amounts and disclosures in the financial statements, assessing the accounting principles used and significant
estimates made by management, and evaluating the overall financial statement presentation. Our audit of
internal control over financial reporting included obtaining an understanding of internal control over financial
reporting, assessing the risk that a material weakness exists, and testing and evaluating the design and operating
effectiveness of internal control based on the assessed risk. Our audits also included performing such other
procedures as we considered necessary in the circumstances. We believe that our audits provide a reasonable
basis for our opinions.

A company’s internal control over financial reporting is a process 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. A company’s internal control over financial
reporting includes those policies and procedures that (i) pertain to the maintenance of records that, in
reasonable detail, accurately and fairly reflect the transactions and dispositions of the assets of the company;
(ii) 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 (iii) 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 its inherent limitations, internal control over financial reporting may not prevent or detect
misstatements. Also, projections of any evaluation of effectiveness to future periods are subject to the risk that
controls may become inadequate because of changes in conditions, or that the degree of compliance with the
policies or procedures may deteriorate.

Buffalo, New York
November 29, 2007

PRICEWATERHOUSECOOPERS LLP

61

NATIONAL FUEL GAS COMPANY

CONSOLIDATED STATEMENTS OF INCOME AND EARNINGS
REINVESTED IN THE BUSINESS

Year Ended September 30
2005
2006
2007
(Thousands of dollars, except per common
share amounts)

INCOME
Operating Revenues. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 2,039,566
Operating Expenses

$ 2,239,675

$ 1,860,774

Purchased Gas. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operation and Maintenance. . . . . . . . . . . . . . . . . . . . . . . .
Property, Franchise and Other Taxes . . . . . . . . . . . . . . . . .
Depreciation, Depletion and Amortization . . . . . . . . . . . . .

Operating Income . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other Income (Expense):

Income from Unconsolidated Subsidiaries . . . . . . . . . . . . .
Impairment of Investment in Partnership . . . . . . . . . . . . . .
Other Income . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Interest Income . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Interest Expense on Long-Term Debt . . . . . . . . . . . . . . . . .
Other Interest Expense . . . . . . . . . . . . . . . . . . . . . . . . . . .

Income from Continuing Operations Before Income

Taxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Income Tax Expense . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Income from Continuing Operations . . . . . . . . . . . . . . . . .
Discontinued Operations:

Income (Loss) from Operations, Net of Tax . . . . . . . . . . . .
Gain on Disposal, Net of Tax. . . . . . . . . . . . . . . . . . . . . . .

Income (Loss) from Discontinued Operations, Net of

Tax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Net Income Available for Common Stock . . . . . . . . . . . . . .
EARNINGS REINVESTED IN THE BUSINESS
Balance at Beginning of Year . . . . . . . . . . . . . . . . . . . . . . . . .

Share Repurchases . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Dividends on Common Stock . . . . . . . . . . . . . . . . . . . . . . . .
Balance at End of Year . . . . . . . . . . . . . . . . . . . . . . . . . . . . $

Earnings Per Common Share:
Basic:

Income from Continuing Operations . . . . . . . . . . . . . . . . . $
Income (Loss) from Discontinued Operations . . . . . . . . . .
Net Income Available for Common Stock . . . . . . . . . . . . $

Diluted:

Income from Continuing Operations . . . . . . . . . . . . . . . . . $
Income (Loss) from Discontinued Operations . . . . . . . . . .
Net Income Available for Common Stock . . . . . . . . . . . . $

Weighted Average Common Shares Outstanding:

1,018,081
396,408
70,660
157,919
1,643,068
396,498

1,267,562
395,289
69,202
151,999
1,884,052
355,623

959,827
388,094
68,164
156,502
1,572,587
288,187

4,979
—
4,936
1,550
(68,446)
(6,029)

333,488
131,813
201,675

15,479
120,301

135,780
337,455

786,013
1,123,468
38,196
101,496
983,776

2.43
1.63
4.06

2.37
1.59
3.96

$

$

$

$

$

3,583
—
2,825
9,409
(72,629)
(5,952)

292,859
108,245
184,614

(46,523)
—

(46,523)
138,091

813,020
951,111
66,269
98,829
786,013

2.20
(0.56)
1.64

2.15
(0.54)
1.61

$

$

$

$

$

3,362
(4,158)
12,744
6,236
(73,244)
(9,069)

224,058
85,621
138,437

25,277
25,774

51,051
189,488

718,926
908,414
—
95,394
813,020

1.66
0.61
2.27

1.63
0.60
2.23

Used in Basic Calculation . . . . . . . . . . . . . . . . . . . . . . . . .

83,141,640

84,030,118

83,541,627

Used in Diluted Calculation . . . . . . . . . . . . . . . . . . . . . . .

85,301,361

86,028,466

85,029,131

See Notes to Consolidated Financial Statements

62

NATIONAL FUEL GAS COMPANY

CONSOLIDATED BALANCE SHEETS

At September 30
2007
2006

(Thousands of
dollars)

Property, Plant and Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $4,461,586
1,583,181
2,878,405

Less — Accumulated Depreciation, Depletion and Amortization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$4,703,040
1,825,314
2,877,726

ASSETS

Current Assets

Cash and Temporary Cash Investments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Cash Held in Escrow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Hedging Collateral Deposits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Receivables — Net of Allowance for Uncollectible Accounts of $28,654 and $31,427, Respectively . . . . . . . . . . . . . . .
Unbilled Utility Revenue . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Gas Stored Underground . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Materials and Supplies — at average cost
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Unrecovered Purchased Gas Costs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other Current Assets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Deferred Income Taxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

124,806
61,964
4,066
172,380
20,682
66,195
35,669
14,769
45,057
8,550
554,138

Other Assets

Recoverable Future Taxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Unamortized Debt Expense . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other Regulatory Assets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Deferred Charges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other Investments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Investments in Unconsolidated Subsidiaries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Goodwill . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Intangible Assets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Prepaid Pension and Post-Retirement Benefit Costs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fair Value of Derivative Financial Instruments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Deferred Income Taxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

83,954
12,070
137,577
5,545
85,902
18,256
5,476
28,836
61,006
9,188
—
8,059
455,869
Total Assets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $3,888,412

69,611
—
19,676
173,671
25,538
59,461
36,693
12,970
63,723
23,402
484,745

79,511
15,492
76,917
3,558
88,414
11,590
5,476
31,498
64,125
11,305
9,003
4,388
401,277
$3,763,748

Capitalization:
Comprehensive Shareholders’ Equity

Common Stock, $1 Par Value

CAPITALIZATION AND LIABILITIES

Authorized — 200,000,000 Shares; Issued and Outstanding — 83,461,308 Shares and 83,402,670 Shares, Respectively . . $

Paid In Capital . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Earnings Reinvested in the Business . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Total Common Shareholders’ Equity Before Items Of Other Comprehensive Income (Loss) . . . . . . . . . . . . . . . . . . . . . .
Accumulated Other Comprehensive Income (Loss) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Total Comprehensive Shareholders’ Equity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Long-Term Debt, Net of Current Portion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Total Capitalization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Current and Accrued Liabilities

Notes Payable to Banks and Commercial Paper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Current Portion of Long-Term Debt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Accounts Payable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Amounts Payable to Customers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Dividends Payable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Interest Payable on Long-Term Debt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Customer Advances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other Accruals and Current Liabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fair Value of Derivative Financial Instruments. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

83,461
569,085
983,776
1,636,322
(6,203)
1,630,119
799,000
2,429,119

$

83,403
543,730
786,013
1,413,146
30,416
1,443,562
1,095,675
2,539,237

—
200,024
109,757
10,409
25,873
18,158
22,863
36,062
16,200
439,346

—
22,925
133,034
23,935
25,008
18,420
29,417
27,040
39,983
319,762

Deferred Credits

Deferred Income Taxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Taxes Refundable to Customers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Unamortized Investment Tax Credit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Cost of Removal Regulatory Liability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other Regulatory Liabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Post-Retirement Liabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Asset Retirement Obligations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other Deferred Credits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

575,356
14,026
5,392
91,226
76,659
70,555
75,939
110,794
1,019,947
Commitments and Contingencies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
—
Total Capitalization and Liabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $3,888,412

544,502
10,426
6,094
85,076
75,456
32,918
77,392
72,885
904,749
—
$3,763,748

See Notes to Consolidated Financial Statements

63

NATIONAL FUEL GAS COMPANY

CONSOLIDATED STATEMENTS OF CASH FLOWS

2007

Year Ended September 30
2006
(Thousands of dollars)

2005

Operating Activities

Net Income Available for Common Stock . . . . . . . . . . . . . . . . . . . . . . . . . . $ 337,455
Adjustments to Reconcile Net Income to Net Cash Provided by Operating

$ 138,091

$ 189,488

Activities:

Gain on Sale of Discontinued Operations . . . . . . . . . . . . . . . . . . . . . . . . . .
Impairment of Oil and Gas Producing Properties. . . . . . . . . . . . . . . . . . . . .
Depreciation, Depletion and Amortization . . . . . . . . . . . . . . . . . . . . . . . . .
Deferred Income Taxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Income from Unconsolidated Subsidiaries, Net of Cash Distributions . . . . . .
Impairment of Investment in Partnership . . . . . . . . . . . . . . . . . . . . . . . . . .
Minority Interest in Foreign Subsidiaries . . . . . . . . . . . . . . . . . . . . . . . . . .
Excess Tax Benefits Associated with Stock-Based Compensation Awards . . . .
Other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Change in:

Hedging Collateral Deposits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Receivables and Unbilled Utility Revenue . . . . . . . . . . . . . . . . . . . . . . . .
Gas Stored Underground and Materials and Supplies . . . . . . . . . . . . . . . .
Unrecovered Purchased Gas Costs . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Prepayments and Other Current Assets . . . . . . . . . . . . . . . . . . . . . . . . . .
Accounts Payable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Amounts Payable to Customers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Customer Advances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other Accruals and Current Liabilities . . . . . . . . . . . . . . . . . . . . . . . . . .
Other Assets. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other Liabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Net Cash Provided by Operating Activities . . . . . . . . . . . . . . . . . . . . . . . . .
Investing Activities

Capital Expenditures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Investment in Partnership . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Net Proceeds from Sale of Foreign Subsidiaries . . . . . . . . . . . . . . . . . . . . . .
Cash Held in Escrow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Net Proceeds from Sale of Oil and Gas Producing Properties . . . . . . . . . . . .
Other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Net Cash Used in Investing Activities . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Financing Activities

(159,873)
—
170,803
52,847
(3,366)
—
—
(13,689)
16,399

15,610
5,669
(5,714)
(1,799)
18,800
(26,002)
(13,526)
(6,554)
8,950
4,109
(5,922)
394,197

(276,728)
(3,300)
232,092
(58,248)
5,137
(725)
(101,772)

—
Change in Notes Payable to Banks and Commercial Paper . . . . . . . . . . . . . .
13,689
Excess Tax Benefits Associated with Stock-Based Compensation Awards . . . .
(48,070)
Shares Repurchased under Repurchase Plan . . . . . . . . . . . . . . . . . . . . . . . .
(119,576)
Reduction of Long-Term Debt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
17,498
Net Proceeds from Issuance of Common Stock . . . . . . . . . . . . . . . . . . . . . .
(100,632)
Dividends Paid on Common Stock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
—
Dividends Paid to Minority Interest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Net Cash Used in Financing Activities . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(237,091)
Effect of Exchange Rates on Cash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(139)
Net Increase in Cash and Temporary Cash Investments . . . . . . . . . . . . . . .
55,195
Cash and Temporary Cash Investments At Beginning of Year . . . . . . . . . . . .
69,611
Cash and Temporary Cash Investments At End of Year . . . . . . . . . . . . . . . . $ 124,806

Supplemental Disclosure of Cash Flow Information
Cash Paid For:

—
104,739
179,615
(5,230)
1,067
—
—
(6,515)
4,829

58,108
(12,343)
1,679
1,847
(39,572)
(23,144)
22,777
4,946
(17,754)
(22,700)
80,960
471,400

(27,386)
—
193,144
40,388
(1,372)
4,158
2,645
—
7,390

(69,172)
(25,828)
1,934
(7,285)
(42,409)
48,089
(1,996)
3,971
18,715
(13,461)
(3,667)
317,346

(294,159)
—
—
—
13
(3,230)
(297,376)

—
6,515
(85,168)
(9,805)
23,339
(98,266)
—
(163,385)
1,365
12,004
57,607
$ 69,611

(219,530)
—
111,619
—
1,349
3,238
(103,324)

(115,359)
—
—
(13,317)
20,279
(94,159)
(12,676)
(215,232)
1,276
66
57,541
$ 57,607

Interest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 75,987

$ 78,003

$ 84,455

Income Taxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 97,961

$ 54,359

$ 83,542

See Notes to Consolidated Financial Statements

64

NATIONAL FUEL GAS COMPANY

CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME

Net Income Available for Common Stock. . . . . . . . . . . . . . . . . . . . . . $337,455

2007

Year Ended September 30
2006
(Thousands of dollars)
$138,091

2005

$ 189,488

Other Comprehensive Income (Loss), Before Tax:
Minimum Pension Liability Adjustment . . . . . . . . . . . . . . . . . . . . . . .
Foreign Currency Translation Adjustment . . . . . . . . . . . . . . . . . . . . .
Reclassification Adjustment for Realized Foreign Currency

—
7,874

165,914
7,408

(83,379)
14,286

Translation Gain in Net Income . . . . . . . . . . . . . . . . . . . . . . . . . . .

(42,658)

(716)

(37,793)

Unrealized Gain on Securities Available for Sale Arising During the

Period . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4,747

2,573

2,891

Reclassification Adjustment for Realized Gains On Securities

Available for Sale in Net Income . . . . . . . . . . . . . . . . . . . . . . . . . .

—

—

(651)

Unrealized Gain (Loss) on Derivative Financial Instruments Arising

During the Period . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Reclassification Adjustment for Realized Loss on Derivative Financial
Instruments in Net Income . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8,495

90,196

(206,847)

5,106

91,743

97,689

Other Comprehensive Income (Loss), Before Tax . . . . . . . . . . . . . . . .

(16,436)

357,118

(213,804)

Income Tax Expense (Benefit) Related to Minimum Pension Liability
Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Income Tax Expense Related to Foreign Currency Translation

Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Reclassification Adjustment for Income Tax Expense on Foreign

Currency Translation Adjustment in Net Income . . . . . . . . . . . . . .

—

—

—

Income Tax Expense Related to Unrealized Gain on Securities

Available for Sale Arising During the Period . . . . . . . . . . . . . . . . . .

1,724

Reclassification Adjustment for Income Tax Expense on Realized

Gains from Securities Available for Sale in Net Income . . . . . . . . . .

—

Income Tax Expense (Benefit) Related to Unrealized Gain (Loss) on

58,070

(29,183)

—

—

894

—

112

(112)

1,012

(228)

Derivative Financial Instruments Arising During the Period . . . . . .

3,153

34,772

(79,059)

Reclassification Adjustment for Income Tax Benefit on Realized Loss

on Derivative Financial Instruments In Net Income . . . . . . . . . . . .

Income Taxes — Net . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2,824

7,701

35,338

36,507

129,074

(70,951)

Other Comprehensive Income (Loss) . . . . . . . . . . . . . . . . . . . . . . . . .

(24,137)

228,044

(142,853)

Comprehensive Income . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $313,318

$366,135

$ 46,635

See Notes to Consolidated Financial Statements

65

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS

Note A — Summary of Significant Accounting Policies

Principles of Consolidation

The Company consolidates its majority owned entities. The equity method is used to account for minority
owned entities. All significant intercompany balances and transactions are eliminated. The Company uses
proportionate consolidation when accounting for drilling arrangements related to oil and gas producing
properties accounted for under the full cost method of accounting.

The preparation of the consolidated financial statements in conformity with GAAP requires management to
make estimates and assumptions that affect the reported amounts of assets and liabilities and 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. Actual results could differ from those estimates.

Reclassification

Certain prior year amounts have been reclassified to conform with current year presentation.

Regulation

The Company is subject to regulation by certain state and federal authorities. The Company has accounting
policies which conform to GAAP, as applied to regulated enterprises, and are in accordance with the accounting
requirements and ratemaking practices of the regulatory authorities. Reference is made to Note C — Regulatory
Matters for further discussion.

Revenues

The Company’s Utility segment records revenue as bills are rendered, except that service supplied but not
billed is reported as unbilled utility revenue and is included in operating revenues for the year in which service is
furnished.

The Company’s Energy Marketing segment records revenue as bills are rendered for service supplied on a

calendar month basis.

The Company’s Pipeline and Storage segment records revenue for natural gas transportation and storage
services. Revenue from reservation charges on firm contracted capacity is recognized through equal monthly
charges over the contract period regardless of the amount of gas that is transported or stored. Commodity
charges on firm contracted capacity and interruptible contracts are recognized as revenue when physical
deliveries of natural gas are made at the agreed upon delivery point or when gas is injected or withdrawn from
the storage field. The point of delivery into the pipeline or injection or withdrawal from storage is the point at
which ownership and risk of loss transfers to the buyer of such transportation and storage services.

The Company’s Timber segment records revenue on lumber and log sales as products are shipped, which is

the point at which ownership and risk of loss transfers to the buyer of lumber products or logs.

The Company’s Exploration and Production segment records revenue based on entitlement, which means
that revenue is recorded based on the actual amount of gas or oil that is delivered to a pipeline and the
Company’s ownership interest in the producing well. If a production imbalance occurs between what was
supposed to be delivered to a pipeline and what was actually produced and delivered, the Company accrues the
difference as an imbalance.

Allowance for Uncollectible Accounts

The allowance for uncollectible accounts is the Company’s best estimate of the amount of probable credit
losses in the existing accounts receivable. The allowance is determined based on historical experience, the age

66

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

and other specific information about customer accounts. Account balances are charged off against the allowance
twelve months after the account is final billed or when it is anticipated that the receivable will not be recovered.

Regulatory Mechanisms

The Company’s rate schedules in the Utility segment contain clauses that permit adjustment of revenues to
reflect price changes from the cost of purchased gas included in base rates. Differences between amounts
currently recoverable and actual adjustment clause revenues, as well as other price changes and pipeline and
storage company refunds not yet includable in adjustment clause rates, are deferred and accounted for as either
unrecovered purchased gas costs or amounts payable to customers. Such amounts are generally recovered from
(or passed back to) customers during the following fiscal year.

Estimated refund liabilities to ratepayers represent management’s current estimate of such refunds.

Reference is made to Note C — Regulatory Matters for further discussion.

The impact of weather on revenues in the Utility segment’s New York rate jurisdiction is tempered by a
WNC, which covers the eight-month period from October through May. The WNC is designed to adjust the
rates of retail customers to reflect the impact of deviations from normal weather. Weather that is more than 2.2%
warmer than normal results in a surcharge being added to customers’ current bills, while weather that is more
than 2.2% colder than normal results in a refund being credited to customers’ current bills. Since the Utility
segment’s Pennsylvania rate jurisdiction does not have a WNC, weather variations have a direct impact on the
Pennsylvania rate jurisdiction’s revenues.

In the Pipeline and Storage segment, the allowed rates that Supply Corporation bills its customers are based
on a straight fixed-variable rate design, which allows recovery of all fixed costs in fixed monthly reservation
charges. The allowed rates that Empire bills its customers are based on a modified-fixed variable rate design,
which allows recovery of most fixed costs in fixed monthly reservation charges. To distinguish between the two
rate designs, the modified fixed-variable rate design recovers return on equity and income taxes through
variable charges whereas straight fixed-variable recovers all fixed costs, including return on equity and income
taxes, through its monthly reservation charge. Because of the difference in rate design, changes in throughput
due to weather variations do not have a significant impact on Supply Corporation’s revenues but may have a
significant impact on Empire’s revenues.

Property, Plant and Equipment

The principal assets of the Utility and Pipeline and Storage segments, consisting primarily of gas plant in
service, are recorded at the historical cost when originally devoted to service in the regulated businesses, as
required by regulatory authorities.

In the Company’s Exploration and Production segment, oil and gas property acquisition, exploration and
development costs are capitalized under the full cost method of accounting. Under this methodology, all costs
associated with property acquisition, exploration and development activities are capitalized, including internal
costs directly identified with acquisition, exploration and development activities. The internal costs that are
capitalized do not include any costs related to production, general corporate overhead, or similar activities. The
Company does not recognize any gain or loss on the sale or other disposition of oil and gas properties unless the
gain or loss would significantly alter the relationship between capitalized costs and proved reserves of oil and
gas attributable to a cost center.

Capitalized costs include costs related to unproved properties, which are excluded from amortization until
proved reserves are found or it is determined that the unproved properties are impaired. All costs related to
unproved properties are reviewed quarterly to determine if impairment has occurred. The amount of any
impairment is transferred to the pool of capitalized costs being amortized.

67

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Capitalized costs are subject to the SEC full cost ceiling test. The ceiling test, which is performed each
quarter, determines a limit, or ceiling, on a country-by-country basis on the amount of property acquisition,
exploration and development costs that can be capitalized. The ceiling under this test represents (a) the present
value of estimated future net cash flows, excluding future cash outflows associated with settling asset retirement
obligations that have been accrued on the balance sheet, using a discount factor of 10%, which is computed by
applying current market prices of oil and gas (as adjusted for hedging) to estimated future production of proved
oil and gas reserves as of the date of the latest balance sheet, less estimated future expenditures, plus (b) the cost
of unevaluated properties not being depleted, less (c) income tax effects related to the differences between the
book and tax basis of the properties. If capitalized costs, net of accumulated depreciation, depletion and
amortization and related deferred income taxes, exceed the ceiling at the end of any quarter, a permanent
impairment is required to be charged to earnings in that quarter. In adjusting estimated future net cash flows for
hedging under the ceiling test at September 30, 2007, 2006, and 2005, estimated future net cash flows were
increased by $2.2 million, increased by $4.7 million, and decreased by $175.3 million, respectively. The
Company’s capitalized costs exceeded the full cost ceiling for the Company’s Canadian properties at June 30,
2006 and September 30, 2006. As such, the Company recognized pre-tax impairments of $62.4 million at
June 30, 2006 and $42.3 million at September 30, 2006. These impairment charges are included in loss from
discontinued operations for 2006 due to the sale of SECI during 2007.

Maintenance and repairs of property and replacements of minor items of property are charged directly to
maintenance expense. The original cost of the regulated subsidiaries’ property, plant and equipment retired, and
the cost of removal less salvage, are charged to accumulated depreciation.

Depreciation, Depletion and Amortization

For oil and gas properties, depreciation, depletion and amortization is computed based on quantities
produced in relation to proved reserves using the units of production method. The cost of unproved oil and gas
properties is excluded from this computation. For timber properties, depletion, determined on a property by
property basis, is charged to operations based on the actual amount of timber cut in relation to the total amount
of recoverable timber. For all other property, plant and equipment, depreciation, depletion and amortization is
computed using the straight-line method in amounts sufficient to recover costs over the estimated service lives
of property in service. The following is a summary of depreciable plant by segment:

As of September 30

2007

2006

(Thousands)

Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $1,539,808
976,316
Pipeline and Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1,577,745
Exploration and Production(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1,199
Energy Marketing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
119,237
Timber . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
32,806
All Other and Corporate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$1,493,991
962,831
1,899,777
1,123
116,281
33,338

$4,247,111

$4,507,341

(1) Fiscal 2006 includes the depreciable plant of SECI discontinued operations of $469,810.

68

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Average depreciation, depletion and amortization rates are as follows:

Year Ended September 30
2007
2005
2006

Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Pipeline and Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Exploration and Production, per Mcfe(1) . . . . . . . . . . . . . . . . . . . . . . . $1.94
Energy Marketing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Timber . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
All Other and Corporate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2.8%
4.0%
4.6%

2.8%
3.5%

2.8%
4.0%

2.8%
4.1%

$2.00

$1.74

4.8%
5.6%
4.1%

7.6%
6.2%
4.3%

(1) Amounts include depletion of oil and gas producing properties as well as depreciation of fixed assets. As
disclosed in Note O — Supplementary Information for Oil and Gas Producing Properties, depletion of oil
and gas producing properties amounted to $1.92, $1.98 and $1.72 per Mcfe of production in 2007, 2006
and 2005, respectively. Depletion of oil and gas producing properties in the United States amounted to
$1.97, $1.74 and $1.58 per Mcfe of production in 2007, 2006 and 2005, respectively. Depletion of oil and
gas producing properties in Canada amounted to $1.67, $2.95 and $2.36 per Mcfe of production in 2007,
2006 and 2005, respectively.

Goodwill

The Company has recognized goodwill of $5.5 million as of September 30, 2007 and 2006 on its
consolidated balance sheet related to the Company’s acquisition of Empire in 2003. The Company accounts
for goodwill in accordance with SFAS 142, which requires the Company to test goodwill for impairment
annually. At September 30, 2007 and 2006, the fair value of Empire was greater than its book value. As such, the
goodwill was considered not impaired.

Financial Instruments

Unrealized gains or losses from the Company’s investments in an equity mutual fund and the stock of an
insurance company (securities available for sale) are recorded as a component of accumulated other compre-
hensive income (loss). Reference is made to Note F — Financial Instruments for further discussion.

The Company uses a variety of derivative financial instruments to manage a portion of the market risk
associated with fluctuations in the price of natural gas and crude oil. These instruments include price swap
agreements, no cost collars and futures contracts. The Company accounts for these instruments as either cash
flow hedges or fair value hedges. In both cases, the fair value of the instrument is recognized on the
Consolidated Balance Sheets as either an asset or a liability labeled fair value of derivative financial instruments.
Fair value represents the amount the Company would receive or pay to terminate these instruments.

For effective cash flow hedges, the offset to the asset or liability that is recorded is a gain or loss recorded in
accumulated other comprehensive income (loss) on the Consolidated Balance Sheets. The gain or loss recorded
in accumulated other comprehensive income (loss) remains there until the hedged transaction occurs, at which
point the gains or losses are reclassified to operating revenues, purchased gas expense or interest expense on the
Consolidated Statements of Income. Any ineffectiveness associated with the cash flow hedges is recorded in the
Consolidated Statements of Income. In December 2006, the Company repaid $22.8 million of Empire’s secured
debt. The interest costs of this secured debt were hedged by an interest rate collar. Since the hedged transaction
was settled and there will be no future cash flows associated with the secured debt, hedge accounting for the
interest rate collar was discontinued and the unrealized gain of $1.9 million in accumulated other compre-
hensive income associated with the interest rate collar was reclassified to the Consolidated Statement of Income.
The Company did not experience any material ineffectiveness with regard to its cash flow hedges during 2006.

69

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

At September 30, 2005, it was determined that certain derivative financial instruments no longer qualified as
effective cash flow hedges due to anticipated delays in oil and gas production volumes caused by Hurricane Rita.
These volumes were originally forecast to be produced in the first quarter of 2006. As such, at September 30,
2005, the Company reclassified $5.1 million in accumulated losses on such derivative financial instruments
from accumulated other comprehensive income (loss) on the Consolidated Balance Sheet to other revenues on
the Consolidated Statement of Income. For fair value hedges, the offset to the asset or liability that is recorded is
a gain or loss recorded to operating revenues or purchased gas expense on the Consolidated Statements of
Income. However, in the case of fair value hedges, the Company also records an asset or liability on the
Consolidated Balance Sheets representing the change in fair value of the asset or firm commitment that is being
hedged (see Other Current Assets section in this footnote). The offset to this asset or liability is a gain or loss
recorded to operating revenues or purchased gas expense on the Consolidated Statements of Income as well. If
the fair value hedge is effective, the gain or loss from the derivative financial instrument is offset by the gain or
loss that arises from the change in fair value of the asset or firm commitment that is being hedged. The Company
did not experience any material ineffectiveness with regard to its fair value hedges during 2007, 2006 or 2005.

Accumulated Other Comprehensive Income (Loss)

The components of Accumulated Other Comprehensive Income (Loss) are as follows:

Year Ended September 30

2007

2006

(Thousands)

Funded Position of the Pension and Other Post-Retirement Benefit Plans

Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $(12,482)(1) $

Cumulative Foreign Currency Translation Adjustment . . . . . . . . . . . . . . .
Net Unrealized Loss on Derivative Financial Instruments. . . . . . . . . . . . .
Net Unrealized Gain on Securities Available for Sale . . . . . . . . . . . . . . . .

(83)
(3,886)
10,248

—
34,701
(11,510)
7,225

Accumulated Other Comprehensive Income (Loss) . . . . . . . . . . . . . . . . . $ (6,203)

$ 30,416

(1) In accordance with the transition recognition provisions of SFAS 158, the adjustment to recognize the
funded positions of the Pension and Other Post-retirement Benefit Plans are shown as an adjustment to the
ending balance of accumulated other comprehensive income (loss). The adjustment is not shown as other
comprehensive income (loss) in the Consolidated Statements of Comprehensive Income.

At September 30, 2007, it is estimated that of the $3.9 million net unrealized loss on derivative financial
instruments shown in the table above, $2.4 million will be reclassified into the Consolidated Statement of
Income during 2008. The remaining unrealized loss on derivative financial instruments of $1.5 million will be
reclassified into the Consolidated Statement of Income in subsequent years. As disclosed in Note F — Financial
Instruments, the Company’s derivative financial instruments extend out to 2012.

Gas Stored Underground — Current

In the Utility segment, gas stored underground — current in the amount of $33.0 million is carried at lower
of cost or market, on a LIFO method. Based upon the average price of spot market gas purchased in September
2007, including transportation costs, the current cost of replacing this inventory of gas stored underground —
current exceeded the amount stated on a LIFO basis by approximately $129.3 million at September 30, 2007. All
other gas stored underground — current, which is in the Energy Marketing segment, is carried at lower of cost
or market on an average cost method.

70

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Purchased Timber Rights

In the Timber segment, the Company purchases the right to harvest timber from land owned by other
parties. These rights, which extend from several months to several years, are purchased to ensure a consistent
supply of timber for the Company’s sawmill and kiln operations. The historical value of timber rights expected
to be harvested during the following year are included in Materials and Supplies on the Consolidated Balance
Sheets while the historical value of timber rights expected to be harvested beyond one year are included in Other
Assets on the Consolidated Balance Sheets. The components of the Company’s purchased timber rights are as
follows:

Materials and Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 8,925
5,641
Other Assets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$13,174
3,218

$14,566

$16,392

Year Ended September 30

2007

2006

(Thousands)

Unamortized Debt Expense

Costs associated with the issuance of debt by the Company are deferred and amortized over the lives of the
related debt. Costs associated with the reacquisition of debt related to rate-regulated subsidiaries are deferred
and amortized over the remaining life of the issue or the life of the replacement debt in order to match regulatory
treatment.

Foreign Currency Translation

The functional currency for the Company’s foreign operations is the local currency of the country where the
operations are located. Asset and liability accounts are translated at the rate of exchange on the balance sheet
date. Revenues and expenses are translated at the average exchange rate during the period. Foreign currency
translation adjustments are recorded as a component of accumulated other comprehensive income (loss). With
the sale of SECI on August 31, 2007, the Company has eliminated its major foreign operation. While the
Company is in the process of winding up or selling certain power development projects in Europe, the
investment in such projects is not significant and the Company does not expect to have any significant foreign
currency translation adjustments in the future.

Income Taxes

The Company and its domestic subsidiaries file a consolidated federal income tax return. Investment tax
credit, prior to its repeal in 1986, was deferred and is being amortized over the estimated useful lives of the
related property, as required by regulatory authorities having jurisdiction.

Consolidated Statements of Cash Flows

For purposes of the Consolidated Statements of Cash Flows, the Company considers all highly liquid debt

instruments purchased with a maturity of three months or less to be cash equivalents.

Hedging Collateral Account

Cash held in margin accounts serves as collateral for open positions on exchange-traded futures contracts,

exchange-traded options and over-the-counter swaps and collars.

71

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Cash Held in Escrow

On August 31, 2007, the Company received approximately $232.1 million of proceeds from the sale of
SECI, of which $58.0 million was placed in escrow pending receipt of a tax clearance certificate from the
Canadian government. The escrow account is a Canadian dollar denominated account. On a U.S. dollar basis,
the value of this account was $62.0 million at September 30, 2007.

Other Current Assets

Other Current Assets consist of prepayments in the amounts of $14.1 million and $12.0 million at
September 30, 2007 and 2006, respectively, prepaid property and other taxes of $14.1 million and $13.7 million
at September 30, 2007 and 2006, respectively, federal income taxes receivable in the amounts of $8.7 million
and $7.5 million at September 30, 2007 and 2006, respectively, state income taxes receivable in the amounts of
zero and $7.4 million at September 30, 2007 and 2006, respectively, and fair values of firm commitments in the
amounts of $8.2 million and $23.1 million at September 30, 2007 and 2006, respectively.

Earnings Per Common Share

Basic earnings per common share is computed by dividing income available for common stock by the
weighted average number of common shares outstanding for the period. Diluted earnings per common share
reflects the potential dilution that could occur if securities or other contracts to issue common stock were
exercised or converted into common stock. The only potentially dilutive securities the Company has out-
standing are stock options and stock-settled SARs. The diluted weighted average shares outstanding shown on
the Consolidated Statements of Income reflects the potential dilution as a result of these stock options and
stock-settled SARs as determined using the Treasury Stock Method. Stock options and stock-settled SARs that
are antidilutive are excluded from the calculation of diluted earnings per common share. For 2007, no stock
options or stock-settled SARs were excluded as being antidilutive. For 2006, 119,241 stock options were
excluded as being antidilutive. There were no stock-settled SARs excluded as being antidilutive for 2006. There
were no stock options or stock-settled SARs excluded as being antidilutive for 2005.

Share Repurchases

The Company considers all shares repurchased as cancelled shares restored to the status of authorized but
unissued shares, in accordance with New Jersey law. The repurchases are accounted for on the date the share
repurchase is settled as an adjustment to common stock (at par value) with the excess repurchase price allocated
between paid in capital and retained earnings. Refer to Note E — Capitalization and Short-Term Borrowings for
further discussion of the share repurchase program.

Stock-Based Compensation

The Company has various stock option and stock award plans which provide or provided for the issuance
of one or more of the following to key employees: incentive stock options, nonqualified stock options, stock-
settled SARs, restricted stock, performance units or performance shares. Stock options and stock-settled SARs
under all plans have exercise prices equal to the average market price of Company common stock on the date of
grant, and generally no stock option or stock-settled SAR is exercisable less than one year or more than ten years
after the date of each grant. Restricted stock is subject to restrictions on vesting and transferability. Restricted
stock awards entitle the participants to full dividend and voting rights. Certificates for shares of restricted stock
awarded under the Company’s stock option and stock award plans are held by the Company during the periods
in which the restrictions on vesting are effective. Restrictions on restricted stock awards generally lapse ratably
over a period of not more than ten years after the date of each grant.

72

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Prior to October 1, 2005, the Company accounted for its stock-based compensation under the recognition
and measurement principles of APB 25 and related interpretations. Under that method, no compensation
expense was recognized for options granted under the Company’s stock option and stock award plans. The
Company did record, in accordance with APB 25, compensation expense for the market value of restricted stock
on the date of the award over the periods during which the vesting restrictions existed.

Effective October 1, 2005, the Company adopted SFAS 123R, which requires the measurement and
recognition of compensation cost at fair value for all share-based payments, including stock options and stock-
settled SARs. The Company has chosen to use the modified version of prospective application, as allowed by
SFAS 123R. Using the modified prospective application, the Company recorded compensation cost for the
portion of awards granted prior to October 1, 2005 for which the requisite service had not been rendered and
recognized such compensation cost as the requisite service was rendered on or after October 1, 2005. Such
compensation expense is based on the grant-date fair value of the awards as calculated for the Company’s
disclosure using a Binomial option-pricing model under SFAS 123. Any new awards, modifications to awards,
repurchases of awards, or cancellations of awards subsequent to September 30, 2005 will follow the provisions
of SFAS 123R, with compensation expense being calculated using the Black-Scholes-Merton closed form model.
The Company has chosen the Black-Scholes-Merton closed form model since it is easier to administer than the
Binomial option-pricing model. Furthermore, since the Company does not have complex stock-based com-
pensation awards, it does not believe that compensation expense would be materially different under either
model. There were 448,000, 317,000 and 700,000 stock options granted during the years ended September 30,
2007, 2006 and 2005, respectively. The Company granted 50,000 stock-settled SARs during the year ended
September 30, 2007. There were no stock-settled SARs granted during the years ended September 30, 2006 and
2005. The accounting treatment for such stock-settled SARs is the same under SFAS 123R as the accounting for
stock options under SFAS 123R. The Company also granted 25,000 and 16,000 restricted share awards (non-
vested stock as defined by SFAS 123R) during the years ended September 30, 2007 and 2006, respectively. There
were no restricted share awards granted during the year ended September 30, 2005. Stock-based compensation
expense for the years ended September 30, 2007, 2006 and 2005 was approximately $3,727,000, $1,705,000,
and $517,000, respectively. Stock-based compensation expense is included in operation and maintenance
expense on the Consolidated Statement of Income. The total income tax benefit related to stock-based
compensation expense during the years ended September 30, 2007, 2006 and 2005 was approximately
$1,488,000, $653,000 and $206,000, respectively. There were no capitalized stock-based compensation costs
during the years ended September 30, 2007 and 2006.

Prior to the adoption of SFAS 123R, the Company followed the nominal vesting period approach under the
disclosure requirements of SFAS 123 for determining the vesting period for awards with retirement-eligible
provisions, which recognized stock-based compensation expense over the nominal vesting period. As a result of
the adoption of SFAS 123R, the Company currently applies the non-substantive vesting period approach for
determining the vesting period of such awards. Under this approach, the retention of the award is not contingent
on providing subsequent service and the vesting period would begin at the grant date and end at the retirement-
eligible date. For the year ended September 30, 2007, the amount of compensation expense recognized by the
Company using the non-substantive vesting approach was $280,000 ($182,000 net of tax) less than if the
nominal vesting period approach had been used. For the year ended September 30, 2006, the Company
recognized an additional $442,000 ($288,000 net of tax) of stock-based compensation expense by applying the
non-substantive vesting approach as opposed to the nominal vesting period approach. For the year ended
September 30, 2005, stock-based compensation expense would have been $4,282,000 ($2,752,000 net of tax)
for pro forma recognition purposes had the non-substantive vesting period approach been used. Pro forma
stock-based compensation expense following the nominal vesting period approach is shown in the table below.

73

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

The following table illustrates the effect on net income and earnings per share of the Company had the
Company applied the fair value recognition provisions of SFAS 123 relating to stock-based employee com-
pensation for the year ended September 30, 2005:

Net Income, Available for Common Stock, As Reported . . . . . . . . . . . . . . . . . .
Add: Stock-Based Employee Compensation Expense Included in Reported Net

Income, Net of Tax(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Year Ended
September 30,
2005
(Thousands, except
per share amounts)
$189,488

336

Deduct: Total Stock-Based Employee Compensation Expense Determined

Under Fair Value Based Methods for all Awards, Net of Related Tax Effects . .

(2,782)

Pro Forma Net Income Available for Common Stock . . . . . . . . . . . . . . . . . . . .

$187,042

Earnings Per Common Share:

Basic — As Reported . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Basic — Pro Forma . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Diluted — As Reported . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Diluted — Pro Forma . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$
$
$
$

2.27
2.24
2.23
2.20

(1) Stock-based compensation expense in 2005 represented compensation expense related to restricted stock

awards. The pre-tax expense was $517,000 for the year ended September 30, 2005.

Stock Options

The total intrinsic value of stock options exercised during the years ended September 30, 2007, 2006 and
2005 totaled approximately $38.7 million, $30.9 million, and $19.8 million, respectively. For 2007, 2006 and
2005, the amount of cash received by the Company from the exercise of such stock options was approximately
$26.0 million, $30.1 million, and $24.8 million, respectively.

The Company realizes tax benefits related to the exercise of stock options on a calendar year basis as
opposed to a fiscal year basis. As such, for stock options exercised during the quarters ended December 31,
2006, 2005, and 2004, the Company realized a tax benefit of $3.2 million, $0.9 million, and $1.1 million,
respectively. For stock options exercised during the period of January 1, 2007 through September 30, 2007, the
Company will realize a tax benefit of approximately $12.0 million in the quarter ended December 31, 2007. For
stock options exercised during the period of January 1, 2006 through September 30, 2006, the Company
realized a tax benefit of approximately $11.4 million in the quarter ended December 31, 2006. For stock options
exercised during the period of January 1, 2005 through September 30, 2005, the Company realized a tax benefit
of approximately $6.3 million in the quarter ended December 31, 2005. The weighted average grant date fair
value of options granted in 2007, 2006 and 2005 is $7.27 per share, $6.68 per share, and $4.59 per share,
respectively. For the years ended September 30, 2007, 2006 and 2005, 327,501, 89,665 and 1,375,105 stock
options became fully vested, respectively. The total fair value of these stock options was approximately
$2.1 million, $0.4 million and $6.2 million, respectively, for the years ended September 30, 2007, 2006 and
2005. As of September 30, 2007, unrecognized compensation expense related to stock options totaled
approximately $0.9 million, which will be recognized over a weighted average period of 10.6 months. For
a summary of transactions during 2007 involving option shares for all plans, refer to Note E — Capitalization
and Short-Term Borrowings.

The fair value of options at the date of grant was estimated using a Binomial option-pricing model for
options granted prior to October 1, 2005 and the Black-Scholes-Merton closed form model for options granted

74

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

after September 30, 2005. The following weighted average assumptions were used in estimating the fair value of
options at the date of grant:

Year Ended September 30
2007
2005
2006

Risk Free Interest Rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Expected Life (Years) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Expected Volatility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17.73% 17.71% 17.76%
0.76% 0.83% 1.00%
Expected Dividend Yield (Quarterly) . . . . . . . . . . . . . . . . . . . . . . . . . . .

4.46% 5.08% 4.46%
7.0

7.0

7.0

The risk-free interest rate is based on the yield of a Treasury Note with a remaining term commensurate
with the expected term of the option. The expected life and expected volatility are based on historical
experience.

For grants prior to October 1, 2005, the Company used a forfeiture rate of 13.6% for calculating stock-
based compensation expense related to stock options and this rate is based on the Company’s historical
experience of forfeitures on unvested stock option grants. For grants during the years ended September 30, 2007
and 2006, it was assumed that there would be no forfeitures, based on the vesting term and the number of
grantees.

Stock-settled SARs

There were no stock-settled SARs exercised during the years ended September 30, 2007, 2006 and 2005 as
none of the stock-settled SARs granted have vested. The weighted average grant date fair value of stock-settled
SARs granted in 2007 is $7.81 per share. There were no stock-settled SARs granted during 2006 or 2005. For the
years ended September 30, 2007, 2006 and 2005, there were no stock-settled SARs that became fully vested. As
of September 30, 2007, unrecognized compensation expense related to stock-settled SARs totaled approxi-
mately $0.3 million, which will be recognized over a weighted average period of 1.4 years. For a summary of
transactions during 2007 involving stock-settled SARs for all plans, refer to Note E — Capitalization and
Short-Term Borrowings.

The fair value of stock-settled SARs at the date of grant was estimated using the Black-Scholes-Merton
closed form model. The following weighted average assumptions were used in estimating the fair value of
options at the date of grant:

Year Ended
September 30,
2007

Risk Free Interest Rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Expected Life (Years) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Expected Volatility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Expected Dividend Yield (Quarterly) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4.53%
7.0
17.55%
0.73%

The risk-free interest rate is based on the yield of a Treasury Note with a remaining term commensurate
with the expected term of the option. The expected life and expected volatility are based on historical
experience.

For grants during the year ended September 30, 2007, it was assumed that there would be no forfeitures,

based on the vesting term and the number of grantees.

75

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Restricted Share Awards

The weighted average fair value of restricted share awards granted in 2007 and 2006 is $40.18 per share and
$34.94 per share, respectively. There were no restricted share awards granted during 2005. As of September 30,
2007, unrecognized compensation expense related to restricted share awards totaled approximately $1.0 million,
which will be recognized over a weighted average period of 1.7 years. For a summary of transactions during 2007
involving restricted share awards, refer to Note E — Capitalization and Short-Term Borrowings.

During 2006, a modification was made to a restricted share award involving one employee. The mod-
ification accelerated the vesting date of 4,000 shares from December 7, 2006 to July 1, 2006. The incremental
compensation expense, totaling approximately $32,000, was included with the total stock-based compensation
expense for the year ended September 30, 2006.

New Accounting Pronouncements

In June 2006, the FASB issued FIN 48, “Accounting for Uncertainty in Income Taxes.” FIN 48 clarifies the
accounting for income taxes by prescribing a minimum probability threshold that a tax position must meet
before a financial statement benefit is recognized. The minimum threshold is defined in FIN 48 as a tax position
that is more likely than not to be sustained upon examination by the applicable taxing authority, including
resolution of any related appeals or litigation processes, based on the technical merits of the position. If a tax
benefit meets this threshold, it is measured and recognized based on an analysis of the cumulative probability of
the tax benefit being ultimately sustained. The cumulative effect of applying FIN 48 at adoption, if any, is
reported as an adjustment to opening retained earnings for the year of adoption. FIN 48 is effective for the
first quarter of the Company’s 2008 fiscal year and it is expected that this pronouncement will not have a
material effect on the Company’s consolidated financial statements.

In September 2006, the FASB issued SFAS 157, “Fair Value Measurements.” SFAS 157 provides guidance
for using fair value to measure assets and liabilities. The pronouncement serves to clarify the extent to which
companies measure assets and liabilities at fair value, the information used to measure fair value, and the effect
that fair-value measurements have on earnings. SFAS 157 is to be applied whenever another standard requires or
allows assets or liabilities to be measured at fair value. The pronouncement is effective as of the Company’s first
quarter of fiscal 2009. The Company is currently evaluating the impact that the adoption of SFAS 157 will have
on its consolidated financial statements.

In September 2006, the FASB also issued SFAS 158, “Employer’s Accounting for Defined Benefit Pension
and Other Postretirement Plans” (an amendment of SFAS 87, SFAS 88, SFAS 106, and SFAS 132R). SFAS 158
requires that companies recognize a net liability or asset to report the underfunded or overfunded status of their
defined benefit pension and other post-retirement benefit plans on their balance sheets, as well as recognize
changes in the funded status of a defined benefit post-retirement plan in the year in which the changes occur
through comprehensive income. The pronouncement also specifies that a plan’s assets and obligations that
determine its funded status be measured as of the end of the Company’s fiscal year, with limited exceptions. In
accordance with SFAS 158, the Company has recognized the funded status of its benefit plans and implemented
the disclosure requirements of SFAS 158 at September 30, 2007. The requirement to measure the plan assets and
benefit obligations as of the Company’s fiscal year-end date will be adopted by the Company by the end of fiscal
2009. Currently, the Company measures its plan assets and benefit obligations using a June 30th measurement
date. At September 30, 2007, in order to recognize the funded status of its pension and post-retirement benefit
plans in accordance with SFAS 158, the Company recorded additional liabilities or reduced assets by a
cumulative amount of $78.7 million ($71.1 million net of deferred tax benefits recognized for the portion
recorded as an increase to Accumulated Other Comprehensive Loss). Of the $71.1 million recognized,
$61.9 million was recorded as an increase to Other Regulatory Assets in the Company’s Utility and Pipeline
and Storage segments, $12.5 million (net of deferred tax benefits of $7.6 million) was recorded as an increase to
Accumulated Other Comprehensive Loss, and $3.3 million was recorded as an increase to Other Regulatory

76

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Liabilities in the Company’s Utility segment. The Company has recorded amounts to Other Regulatory Assets or
Other Regulatory Liabilities in the Utility and Pipeline and Storage segments in accordance with the provisions
of SFAS 71. The Company, in those segments, has certain regulatory commission authorizations, which allow
the Company to defer as a regulatory asset or liability the difference between pension and post-retirement
benefit costs as calculated in accordance with SFAS 87 and SFAS 106 and what is collected in rates. Refer to
Note G — Retirement Plan and Other Post-Retirement Benefits for further disclosures regarding the impact of
SFAS 158 on the Company’s consolidated financial statements.

In February 2007, the FASB issued SFAS 159, “The Fair Value Option for Financial Assets and Financial
Liabilities — Including an Amendment of SFAS 115.” SFAS 159 permits entities to choose to measure many
financial instruments and certain other items at fair value that are not otherwise required to be measured at fair
value under GAAP. A company that elects the fair value option for an eligible item will be required to recognize
in current earnings any changes in that item’s fair value in reporting periods subsequent to the date of adoption.
SFAS 159 is effective as of the Company’s first quarter of fiscal 2009. The Company is currently evaluating the
impact, if any, that the adoption of SFAS 159 will have on its consolidated financial statements.

Note B — Asset Retirement Obligations

The Company accounts for asset retirement obligations in accordance with the provisions of SFAS 143.
SFAS 143 requires entities to record the fair value of a liability for an asset retirement obligation in the period in
which it is incurred. When the liability is initially recorded, the entity capitalizes the estimated cost of retiring
the asset as part of the carrying amount of the related long-lived asset. Over time, the liability is adjusted to its
present value each period and the capitalized cost is depreciated over the useful life of the related asset.

As previously disclosed, the Company follows the full cost method of accounting for its exploration and
production costs. Upon the adoption of SFAS 143 on October 1, 2002, the Company recorded an asset
retirement obligation representing plugging and abandonment costs associated with the Exploration and
Production segment’s crude oil and natural gas wells and capitalized such costs in property, plant and equipment
(i.e. the full cost pool). Prior to the adoption of SFAS 143, plugging and abandonment costs were accounted for
solely through the Company’s units-of-production depletion calculation. An estimate of such costs was added to
the depletion base, which also included capitalized costs in the full cost pool and estimated future expenditures
to be incurred in developing proved reserves. With the adoption of SFAS 143, plugging and abandonment costs
are already included in capitalized costs and the units-of-production depletion calculation has been modified to
exclude from the depletion base any estimate of future plugging and abandonment costs that are already
recorded in the full cost pool.

The full cost method of accounting provides a limit to the amount of costs that can be capitalized in the full
cost pool. This limit is referred to as the full cost ceiling. Prior to the adoption of SFAS 143, in calculating the full
cost ceiling, the Company reduced the future net cash flows from proved oil and gas reserves by the estimated
plugging and abandonment costs. Such future net cash flows would then be compared to capitalized costs in the
full cost pool, with any excess capitalized costs being expensed. With the adoption of SFAS 143, since the full
cost pool now includes an amount associated with plugging and abandoning the wells, the calculation of the full
cost ceiling has been changed so that future net cash flows from proved oil and gas reserves are no longer
reduced by the estimated plugging and abandonment costs.

On September 30, 2006, the Company adopted FIN 47, an interpretation of SFAS 143. FIN 47 provides
clarification of the term “conditional asset retirement obligation” as used in SFAS 143, defined as a legal
obligation to perform an asset retirement activity in which the timing and/or method of settlement are
conditional on a future event that may or may not be within the control of the Company. Under this standard,
if the fair value of a conditional asset retirement obligation can be reasonably estimated, a company must record
a liability and a corresponding asset for the conditional asset retirement obligation representing the present
value of that obligation at the date the obligation was incurred. FIN 47 also serves to clarify when a company

77

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

would have sufficient information to reasonably estimate the fair value of a conditional asset retirement
obligation.

Upon the adoption of FIN 47, the Company recorded future asset retirement obligations associated with
the plugging and abandonment of natural gas storage wells in the Pipeline and Storage segment and the removal
of asbestos and asbestos-containing material in various facilities in the Utility and Pipeline and Storage
segments. The Company also identified asset retirement obligations for certain costs connected with the
retirement of distribution mains and services pipeline systems in the Utility segment and with the transmission
mains and other components in the pipeline systems in the Pipeline and Storage segment. These retirement costs
within the distribution and transmission systems are primarily for the capping and purging of pipe, which are
generally abandoned in place when retired, as well as for the clean-up of PCB contamination associated with the
removal of certain pipe.

As a result of the implementation of FIN 47 as of September 30, 2006, the Company recorded additional
asset retirement obligations of $23.2 million and corresponding long-lived plant assets, net of accumulated
depreciation, of $3.5 million. These assets will be depreciated over their respective remaining depreciable life.
The remaining $19.7 million represents the cumulative accretion and depreciation of the asset retirement
obligations that would have been recognized if this interpretation had been in effect at the inception of the
obligations. Of this amount, the Company recorded an increase to regulatory assets of $9.0 million and a
reduction to cost of removal regulatory liability of $10.7 million. The cost of removal regulatory liability
represents amounts collected from customers through depreciation expense in the Company’s Utility and
Pipeline and Storage segments. These removal costs are not a legal retirement obligation in accordance with
SFAS 143. Rather, they represent a regulatory liability. However, SFAS 143 requires that such costs of removal be
reclassified from accumulated depreciation to other regulatory liabilities. At September 30, 2007 and 2006, the
costs of removal reclassified to other regulatory liabilities amounted to $91.2 million and $85.1 million,
respectively.

A reconciliation of the Company’s asset retirement obligation calculated in accordance with SFAS 143 is

shown below ($000s):

Balance at Beginning of Year . . . . . . . . . . . . . . . . . . . . . . . . . . . . $77,392
Additions — Adoption of FIN 47 . . . . . . . . . . . . . . . . . . . . . . . .
—
(932)
Liabilities Incurred and Revisions of Estimates . . . . . . . . . . . . . .
(6,108)
Liabilities Settled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5,394
Accretion Expense . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
193
Exchange Rate Impact . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2007

2005

Year Ended September 30
2006
(Thousands)
$41,411
23,234
11,244
(1,303)
2,671
135

$32,292
—
8,343
(1,938)
2,448
266

Balance at End of Year . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $75,939

$77,392

$41,411

Pursuant to FIN 47, the financial statements for periods prior to September 30, 2006 have not been
restated. If FIN 47 had been in effect, the Company would have recorded additional asset retirement obligations
of $21.9 million at October 1, 2005.

78

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Note C — Regulatory Matters

Regulatory Assets and Liabilities

The Company has recorded the following regulatory assets and liabilities:

At September 30

2007

2006

(Thousands)

Regulatory Assets(1):
Pension and Post-Retirement Benefit Costs(2) (Note G) . . . . . . . . . . . . . . $ 98,787
83,954
Recoverable Future Taxes (Note D) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Environmental Site Remediation Costs(2) (Note H) . . . . . . . . . . . . . . . . .
20,738
Unrecovered Purchased Gas Costs (See Regulatory Mechanisms in

Note A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Unamortized Debt Expense (Note A) . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Asset Retirement Obligations(2) (Note B). . . . . . . . . . . . . . . . . . . . . . . . .
Recoverable Worker Compensation Expense(2) . . . . . . . . . . . . . . . . . . . .
Other(2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

14,769
8,470
8,315
4,445
5,292

$ 47,368
79,511
12,937

12,970
8,399
9,018
3,691
3,903

Total Regulatory Assets. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

244,770

177,797

Regulatory Liabilities:
Cost of Removal Regulatory Liability (Note B) . . . . . . . . . . . . . . . . . . . . .
New York Rate Settlements(3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Pension and Post-Retirement Benefit Costs(3) (Note G) . . . . . . . . . . . . . .
Tax Benefit on Medicare Part D Subsidy(3) . . . . . . . . . . . . . . . . . . . . . . .
Taxes Refundable to Customers (Note D) . . . . . . . . . . . . . . . . . . . . . . . . .
Amounts Payable to Customers (See Regulatory Mechanisms in Note A). .
Deferred Insurance Proceeds(3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other(3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

91,226
27,964
21,676
19,147
14,026
10,409
7,422
450

85,076
40,881
13,063
13,791
10,426
23,935
7,516
205

Total Regulatory Liabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

192,320

194,893

Net Regulatory Position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 52,450

$ (17,096)

(1) The Company recovers the cost of its regulatory assets but, with the exception of Unrecovered Purchased

Gas Costs, does not earn a return on them.

(2) Included in Other Regulatory Assets on the Consolidated Balance Sheets.
(3) Included in Other Regulatory Liabilities on the Consolidated Balance Sheets.

If for any reason the Company ceases to meet the criteria for application of regulatory accounting treatment
for all or part of its operations, the regulatory assets and liabilities related to those portions ceasing to meet such
criteria would be eliminated from the balance sheet and included in income of the period in which the
discontinuance of regulatory accounting treatment occurs. Such amounts would be classified as an extraor-
dinary item.

79

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

New York Rate Settlements

With respect to utility services provided in New York, the Company has entered into rate settlements
approved by the NYPSC. The rate settlements have given rise to several significant liabilities, which are
described as follows:

Gross Receipts Tax Over-Collections — In accordance with NYPSC policies, Distribution Corporation
deferred the difference between the revenues it collects under a New York State gross receipts tax surcharge and
its actual New York State income tax expense. Distribution Corporation’s cumulative gross receipts tax revenues
exceeded its New York State income tax expense, resulting in a regulatory liability at September 30, 2007 and
2006 of $6.7 million and $19.8 million, respectively. Under the terms of its 2005 rate agreement, Distribution
Corporation has been passing back that regulatory liability to rate payers since August 1, 2005. Further, the
gross receipts tax surcharge that gave rise to the regulatory liability was eliminated from Distribution
Corporation’s tariff (New York State income taxes are now recovered as a component of base rates).

Cost Mitigation Reserve (“CMR”) — The CMR is a regulatory liability that can be used to offset certain
expense items specified in Distribution Corporation’s rate settlements. The source of the CMR is principally the
accumulation of certain refunds from upstream pipeline companies. During 2005, under the terms of the 2005
rate agreement, Distribution Corporation transferred the remaining balance in a generic restructuring reserve
(which had been established in a prior rate settlement) and the balances it had accumulated under various
earnings sharing mechanisms to the CMR. The balance in the CMR at September 30, 2007 and 2006 amounted
to $7.4 million and $7.6 million, respectively.

Other — The 2005 agreement also established a reserve to fund area development projects. The balance in
the area development projects reserve at September 30, 2007 and 2006 amounted to $3.6 million and
$3.9 million, respectively (Distribution Corporation established the reserve at September 30, 2005 by trans-
ferring $3.8 million from the CMR discussed above). Various other regulatory liabilities have also been created
through the New York rate settlements and amounted to $10.3 million and $9.6 million at September 30, 2007
and 2006, respectively.

Tax Benefit on Medicare Part D Subsidy

The Company has established a regulatory liability for the tax benefit it will receive under the Medicare
Prescription Drug, Improvement, and Modernization Act of 2003 (the Act). The Act provides a federal subsidy
to sponsors of retiree health care benefit plans that provide a benefit that is at least actuarially equivalent to
Medicare Part D. In the Company’s Utility and Pipeline and Storage segments, the ratepayer funds the
Company’s post-retirement benefit plans. As such, any tax benefit received under the Act must be flowed-
through to the ratepayer. Refer to Note G — Retirement Plan and Other Post-Retirement Benefits for further
discussion of the Act and its impact on the Company.

Deferred Insurance Proceeds

In 2006, the Company, in its Utility and Pipeline and Storage segments, received $7.5 million in
environmental insurance settlement proceeds. Such proceeds have been deferred as a regulatory liability to
be applied against any future environmental claims that may be incurred. The proceeds have been classified as a
regulatory liability in recognition of the fact that ratepayers funded the premiums on the former insurance
policies. Deferred insurance proceeds amounted to $7.4 million at September 30, 2007.

Recoverable Worker Compensation Expense

The Company has established a liability in its Utility segment in accordance with the provisions of SFAS 112
for future worker compensation liabilities. Such amounts have been deferred as a regulatory asset because the
Company is allowed to recover worker compensation expense in rates.

80

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Note D — Income Taxes

The components of federal, state and foreign income taxes included in the Consolidated Statements of

Income are as follows:

2007

Year Ended September 30
2006
(Thousands)

2005

Current Income Taxes —

Federal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 99,608
21,700
State . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
22
Foreign . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$ 65,593
13,511
2,212

$ 45,571
14,413
4,104

Deferred Income Taxes —

Federal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
State . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Foreign . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Deferred Investment Tax Credit . . . . . . . . . . . . . . . . . . . . . .

39,340
10,751
2,756

174,177
(697)

19,111
9,024
(33,365)

76,086
(697)

27,412
2,280
10,120

103,900
(697)

Total Income Taxes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $173,480

$ 75,389

$103,203

Presented as Follows:
Other Income . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $
Income Tax Expense — Continuing Operations. . . . . . . . . . .
Discontinued Operations —

(697)
131,813

$

(697)
108,245

$

(697)
85,621

Income From Operations . . . . . . . . . . . . . . . . . . . . . . . . .
Gain on Disposal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2,792
39,572

(32,159)
—

16,667
1,612

Total Income Taxes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $173,480

$ 75,389

$103,203

The U.S. and foreign components of income (loss) before income taxes are as follows:

U.S. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $496,074
14,861
Foreign . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2007

Year Ended September 30
2006
(Thousands)
$293,887
(80,407)

$223,113
69,578

2005

$510,935

$213,480

$292,691

81

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Total income taxes as reported differ from the amounts that were computed by applying the federal income

tax rate to income before income taxes. The following is a reconciliation of this difference:

2007

Year Ended September 30
2006
(Thousands)

2005

Income Tax Expense, Computed at U.S. Federal Statutory

Rate of 35% . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $178,827

$74,718

$102,442

Increase in Taxes Resulting from:

State Income Taxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Foreign Tax Differential . . . . . . . . . . . . . . . . . . . . . . . . . . .
Reversal of Capital Loss Valuation Allowance . . . . . . . . . . .
Miscellaneous . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

21,093
(20,980)
—
(5,460)

14,648
(3,718)
(2,877)
(7,382)

10,850
(4,845)
—
(5,244)

Total Income Taxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $173,480

$75,389

$103,203

The foreign tax differential amount shown above for 2007 includes tax effects relating to the gain on
disposition of a foreign subsidiary. Also, the foreign tax differential amount shown above for 2006 includes a
$5.1 million deferred tax benefit relating to additional future tax deductions forecasted in Canada and the
amount for 2005 includes tax effects relating to the disposition of a foreign subsidiary. The miscellaneous
amount shown above for 2006 includes a net reversal of $3.2 million relating to a tax contingency reserve.

Significant components of the Company’s deferred tax liabilities and assets are as follows:

At September 30

2007

2006

(Thousands)

Deferred Tax Liabilities:

Property, Plant and Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 612,648
61,616
Other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$569,677
37,865

Total Deferred Tax Liabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

674,264

607,542

Deferred Tax Assets:

Other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

(107,458)

(95,445)

Total Deferred Tax Assets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

(107,458)

(95,445)

Total Net Deferred Income Taxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 566,806

$512,097

Presented as Follows:
Net Deferred Tax Asset — Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $
Net Deferred Tax Asset — Non-Current . . . . . . . . . . . . . . . . . . . . . . . . .
Net Deferred Tax Liability — Non-Current . . . . . . . . . . . . . . . . . . . . . . .

(8,550)
—
575,356

$ (23,402)
(9,003)
544,502

Total Net Deferred Income Taxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 566,806

$512,097

Regulatory liabilities representing the reduction of previously recorded deferred income taxes associated
with rate-regulated activities that are expected to be refundable to customers amounted to $14.0 million and
$10.4 million at September 30, 2007 and 2006, respectively. Also, regulatory assets representing future amounts
collectible from customers, corresponding to additional deferred income taxes not previously recorded because
of prior ratemaking practices, amounted to $84.0 million and $79.5 million at September 30, 2007 and 2006,
respectively.

82

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Note E — Capitalization and Short-Term Borrowings

Summary of Changes in Common Stock Equity

Common Stock

Shares

Amount

Paid
In
Capital

Earnings
Reinvested
in
the
Business

Accumulated
Other
Comprehensive
Income
(Loss)

(Thousands, except per share amounts)

Balance at September 30, 2004 . . . . . . . . . . 82,990
Net Income Available for Common Stock . .
Dividends Declared on Common Stock

$82,990

$506,560

($1.14 Per Share) . . . . . . . . . . . . . . . . . .
Other Comprehensive Loss, Net of Tax . . . .
Cancellation of Shares . . . . . . . . . . . . . . . . .
Common Stock Issued Under Stock and

(2)

(2)

(52)

Benefit Plans(1). . . . . . . . . . . . . . . . . . . .

1,369

1,369

23,326

Balance at September 30, 2005 . . . . . . . . . . 84,357

84,357

529,834

Net Income Available for Common Stock . .
Dividends Declared on Common Stock

($1.18 Per Share) . . . . . . . . . . . . . . . . . .
Other Comprehensive Income, Net of Tax . .
Share-Based Payment Expense(2) . . . . . . . .
Common Stock Issued Under Stock and

Benefit Plans(1). . . . . . . . . . . . . . . . . . . .
Share Repurchases . . . . . . . . . . . . . . . . . . .

1,705

1,572
(2,526)

1,572
(2,526)

28,564
(16,373)

Balance at September 30, 2006 . . . . . . . . . . 83,403

83,403

543,730

Net Income Available for Common Stock . .
Dividends Declared on Common Stock

($1.22 Per Share) . . . . . . . . . . . . . . . . . .
Other Comprehensive Loss, Net of Tax . . . .
Adjustment to Recognize the Funded

Position of the Pension and Other Post-
Retirement Benefit Plans . . . . . . . . . . . . .
Share-Based Payment Expense(2) . . . . . . . .
Common Stock Issued Under Stock and

Benefit Plans(1). . . . . . . . . . . . . . . . . . . .
Share Repurchases . . . . . . . . . . . . . . . . . . .

3,727

1,367
(1,309)

1,367
(1,309)

30,193
(8,565)

(38,196)

Balance at September 30, 2007 . . . . . . . . . . 83,461

$83,461

$569,085

$ 983,776(3) $

(6,203)

(1) Paid in Capital includes tax benefits of $13.7 million, $6.5 million and $3.7 million for September 30, 2007,

2006 and 2005, respectively, associated with the exercise of stock options.

(2) As of October 1, 2005, Paid in Capital includes compensation costs associated with stock option, stock-
settled SARs and/or restricted stock awards, in accordance with SFAS 123R. The expense is included within
Net Income Available For Common Stock, net of tax benefits.

(3) The availability of consolidated earnings reinvested in the business for dividends payable in cash is limited
under terms of the indentures covering long-term debt. At September 30, 2007, $880.6 million of
accumulated earnings was free of such limitations.

83

$ 718,926
189,488

(95,394)

813,020

138,091

(98,829)

(66,269)

786,013

337,455

(101,496)

$ (54,775)

(142,853)

(197,628)

228,044

30,416

(24,137)

(12,482)

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Common Stock

The Company has various plans which allow shareholders, employees and others to purchase shares of the
Company common stock. The National Fuel Gas Company Direct Stock Purchase and Dividend Reinvestment
Plan allows shareholders to reinvest cash dividends and make cash investments in the Company’s common
stock and provides investors the opportunity to acquire shares of the Company common stock without the
payment of any brokerage commissions in connection with such acquisitions. The 401(k) Plans allow
employees the opportunity to invest in the Company common stock, in addition to a variety of other investment
alternatives. Generally, at the discretion of the Company, shares purchased under these plans are either original
issue shares purchased directly from the Company or shares purchased on the open market by an independent
agent.

During 2007, the Company issued 2,070,613 original issue shares of common stock as a result of stock
option exercises and 25,000 original issue shares for restricted stock awards (non-vested stock as defined in
SFAS 123R). Holders of stock options or restricted stock will often tender shares of common stock to the
Company for payment of option exercise prices and/or applicable withholding taxes. During 2007,
731,793 shares of common stock were tendered to the Company for such purposes. The Company considers
all shares tendered as cancelled shares restored to the status of authorized but unissued shares, in accordance
with New Jersey law. There were also 6,000 restricted stock award shares forfeited during 2007.

The Company also has a Director Stock Program under which it issues shares of the Company common
stock to its non-employee directors as partial consideration for their services as directors. Under this program,
the Company issued 9,146 original issue shares of common stock to the non-employee directors of the
Company during 2007.

On December 8, 2005, the Company’s Board of Directors authorized the Company to implement a share
repurchase program, whereby the Company may repurchase outstanding shares of common stock, up to an
aggregate amount of 8 million shares in the open market or through privately negotiated transactions. During
2007, the Company repurchased 1,308,328 shares for $48.1 million under this program, funded with cash
provided by operating activities and/or through the use of the Company’s lines of credit. Since the repurchase
program was implemented, the Company has repurchased 3,834,878 shares for $133.2 million.

Shareholder Rights Plan

In 1996, the Company’s Board of Directors adopted a shareholder rights plan (Plan). The Plan has been
amended three times since it was adopted and is now embodied in an Amended and Restated Rights Agreement
effective September 1, 2007, which is an Exhibit to this Annual Report and Form 10-K.

The holders of the Company’s common stock have one right (Right) for each of their shares. Each Right,
which will initially be evidenced by the Company’s common stock certificates representing the outstanding
shares of common stock, entitles the holder to purchase one-half of one share of common stock at a purchase
price of $65.00 per share, being $32.50 per half share, subject to adjustment (Purchase Price).

The Rights become exercisable upon the occurrence of a distribution date. At any time following a
distribution date, each holder of a Right may exercise its right to receive common stock (or, under certain
circumstances, other property of the Company) having a value equal to two times the Purchase Price of the Right
then in effect. However, the Rights are subject to redemption or exchange by the Company prior to their exercise
as described below.

A distribution date would occur upon the earlier of (i) ten days after the public announcement that a person
or group has acquired, or obtained the right to acquire, beneficial ownership of the Company’s common stock or
other voting stock having 10% or more of the total voting power of the Company’s common stock and other
voting stock and (ii) ten days after the commencement or announcement by a person or group of an intention to

84

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

make a tender or exchange offer that would result in that person acquiring, or obtaining the right to acquire,
beneficial ownership of the Company’s common stock or other voting stock having 10% or more of the total
voting power of the Company’s common stock and other voting stock.

In certain situations after a person or group has acquired beneficial ownership of 10% or more of the total
voting power of the Company’s stock as described above, each holder of a Right will have the right to exercise its
Rights to receive common stock of the acquiring company having a value equal to two times the Purchase Price
of the Right then in effect. These situations would arise if the Company is acquired in a merger or other business
combination or if 50% or more of the Company’s assets or earning power are sold or transferred.

At any time prior to the end of the business day on the tenth day following the announcement that a person
or group has acquired, or obtained the right to acquire, beneficial ownership of 10% or more of the total voting
power of the Company, the Company may redeem the Rights in whole, but not in part, at a price of $0.005 per
Right, payable in cash or stock. A decision to redeem the Rights requires the vote of 75% of the Company’s full
Board of Directors. Also, at any time following the announcement that a person or group has acquired, or
obtained the right to acquire, beneficial ownership of 10% or more of the total voting power of the Company,
75% of the Company’s full Board of Directors may vote to exchange the Rights, in whole or in part, at an
exchange rate of one share of common stock, or other property deemed to have the same value, per Right,
subject to certain adjustments.

After a distribution date, Rights that are owned by an acquiring person will be null and void. Upon exercise
of the Rights, the Company may need additional regulatory approvals to satisfy the requirements of the Rights
Agreement. The Rights will expire on July 31, 2008, unless earlier than that date, they are exchanged or
redeemed or the Plan is amended to extend the expiration date.

The Rights have anti-takeover effects because they will cause substantial dilution of the common stock if a

person attempts to acquire the Company on terms not approved by the Board of Directors.

Stock Option and Stock Award Plans

The Company has various stock option and stock award plans which provide or provided for the issuance
of one or more of the following to key employees: incentive stock options, nonqualified stock options, stock-
settled SARs, restricted stock, performance units or performance shares. Stock options and stock-settled SARs
under all plans have exercise prices equal to the average market price of Company common stock on the date of
grant, and generally no option or stock-settled SAR is exercisable less than one year or more than ten years after
the date of each grant.

85

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Transactions involving option shares for all plans are summarized as follows:

Number of
Shares Subject
to Option

Weighted Average
Exercise Price

Weighted
Average
Remaining
Contractual
Life (Years)

Aggregate
Intrinsic
Value
(In thousands)

Outstanding at September 30,

2006 . . . . . . . . . . . . . . . . . . . . .
Granted in 2007 . . . . . . . . . . . . . .
Exercised in 2007 . . . . . . . . . . . . .
Forfeited in 2007 . . . . . . . . . . . . . .

Outstanding at September 30,

9,016,254
448,000
(2,070,613)
(33,600)

$24.69
$39.48
$23.65
$25.39

2007 . . . . . . . . . . . . . . . . . . . . .

7,360,041

$25.89

3.96

$154,007

Option shares exercisable at

September 30, 2007 . . . . . . . . . .

6,875,041

$24.99

3.62

$150,038

Option shares available for future

grant at September 30,
2007(1) . . . . . . . . . . . . . . . . . . .

1,075,397

(1) Including shares available for stock-settled SARs and restricted stock grants.

The following table summarizes information about options outstanding at September 30, 2007:

Range of Exercise Price

$20.60-$24.72
$24.73-$28.84
$28.85-$32.96
$32.97-$37.08
$37.09-$41.20

Options Outstanding

Options Exercisable

Number
Outstanding
at
9/30/07

4,233,174
2,361,867
—
300,000
465,000

Weighted
Average
Remaining
Contractual
Life

2.8
4.4
—
8.6
9.2

Weighted
Average
Exercise
Price

$22.72
$27.72
—
$35.11
$39.39

Number
Exercisable
at
9/30/07

4,213,174
2,361,867
—
300,000
—

Weighted
Average
Exercise
Price

$22.73
$27.72
—
$35.11
—

86

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Transactions involving stock-settled SARs for all plans are summarized as follows:

Number of
Shares Subject
to Option

Weighted Average
Exercise Price

Weighted
Average
Remaining
Contractual
Life (Years)

Aggregate
Intrinsic
Value
(In thousands)

Outstanding at September 30,

2006 . . . . . . . . . . . . . . . . . . . . .
Granted in 2007 . . . . . . . . . . . . . .
Exercised in 2007 . . . . . . . . . . . . .
Forfeited in 2007 . . . . . . . . . . . . . .

Outstanding at September 30,

—
50,000
—
—

$ —
$41.20
$ —
$ —

2007 . . . . . . . . . . . . . . . . . . . . .

50,000

$41.20

9.45

Stock-settled SARs exercisable at

September 30, 2007 . . . . . . . . . .

—

—

—

$281

$ —

The following table summarizes information about stock-settled SARs outstanding at September 30, 2007:

Stock-Settled SARs Outstanding

Number
Outstanding
at
9/30/07

Weighted
Average
Remaining
Contractual
Life

50,000

9.5

Weighted
Average
Exercise
Price

$41.20

Stock-Settled SARs
Exercisable

Number
Exercisable
at
9/30/07

Weighted
Average
Exercise
Price

—

—

Range of Exercise Price

$37.09-$41.20

Restricted Share Awards

Restricted stock is subject to restrictions on vesting and transferability. Restricted stock awards entitle the
participants to full dividend and voting rights. The market value of restricted stock on the date of the award is
recorded as compensation expense over the vesting period. Certificates for shares of restricted stock awarded
under the Company’s stock option and stock award plans are held by the Company during the periods in which
the restrictions on vesting are effective.

Transactions involving restricted shares for all plans are summarized as follows:

Number of
Restricted
Share Awards

Weighted Average
Fair Value per
Award

Restricted Share Awards Outstanding at September 30, 2006 . . . .
Granted in 2007 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Vested in 2007 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Forfeited in 2007 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

42,328
25,000
(25,000)
(6,000)

Restricted Share Awards Outstanding at September 30, 2007 . . . .

36,328

$28.44
$40.18
$24.50
$34.94

$38.16

Vesting restrictions for the outstanding shares of non-vested restricted stock at September 30, 2007 will
lapse as follows: 2008 — 2,500 shares; 2009 — 2,500 shares; 2010 — 28,828 shares; and 2011 — 2,500 shares.

Redeemable Preferred Stock

As of September 30, 2007, there were 10,000,000 shares of $1 par value Preferred Stock authorized but

unissued.

87

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Long-Term Debt

The outstanding long-term debt is as follows:

At September 30

2007

2006

(Thousands)

Medium-Term Notes(1):

6.0% to 7.50% due May 2008 to June 2025 . . . . . . . . . . . . . . . . . . . . $749,000

$ 749,000

Notes(1):

5.25% to 6.5% due March 2013 to September 2022(2) . . . . . . . . . . . .

250,000

346,665

999,000

1,095,665

Other Notes:

Secured(3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Unsecured . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

—
24

22,766
169

Total Long-Term Debt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Less Current Portion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

999,024
200,024

1,118,600
22,925

$799,000

$1,095,675

(1) These medium-term notes and notes are unsecured.

(2) At September 30, 2006, $96,665,000 of the 6.5% unsecured notes were redeemable at par at any time after
September 15, 2006. On April 30, 2007, the Company redeemed these notes for $96.3 million, plus accrued
interest.

(3) On December 8, 2006, the Company repaid these notes for $22.8 million. As such, the notes were classified
as Current Portion of Long-Term Debt on the Company’s Consolidated Balance Sheet at September 30,
2006. These notes constituted “project financing” that was secured by the various project documentation
and natural gas transportation contracts related to the Empire State Pipeline. The interest rate on these
notes was a variable rate based on LIBOR.

As of September 30, 2007, the aggregate principal amounts of long-term debt maturing during the next
five years and thereafter are as follows: $200.0 million in 2008, $100.0 million in 2009, zero in 2010,
$200.0 million in 2011, $150.0 million in 2012, and $349.0 million thereafter.

Short-Term Borrowings

The Company historically has obtained short-term funds either through bank loans or the issuance of
commercial paper. As for the former, the Company maintains a number of individual uncommitted or
discretionary lines of credit with certain financial institutions for general corporate purposes. Borrowings
under these lines of credit are made at competitive market rates. These credit lines, which aggregate to
$455.0 million, are revocable at the option of the financial institutions and are reviewed on an annual basis. The
Company anticipates that these lines of credit will continue to be renewed, or replaced by similar lines. The total
amount available to be issued under the Company’s commercial paper program is $300.0 million. The
commercial paper program is backed by a syndicated committed credit facility totaling $300.0 million that
extends through September 30, 2010.

At September 30, 2007 and 2006, the Company had no outstanding short-term notes payable to banks or

commercial paper.

88

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Debt Restrictions

Under the Company’s committed credit facility, the Company has agreed that its debt to capitalization ratio
will not exceed .65 at the last day of any fiscal quarter from September 30, 2005 through September 30, 2010. At
September 30, 2007, the Company’s debt to capitalization ratio (as calculated under the facility) was .38. The
constraints specified in the committed credit facility would permit an additional $2.02 billion in short-term
and/or long-term debt to be outstanding (further limited by the indenture covenants discussed below) before
the Company’s debt to capitalization ratio would exceed .65. If a downgrade in any of the Company’s credit
ratings were to occur, access to the commercial paper markets might not be possible. However, the Company
expects that it could borrow under its uncommitted bank lines of credit or rely upon other liquidity sources,
including cash provided by operations.

Under the Company’s existing indenture covenants, at September 30, 2007, the Company would have been
permitted to issue up to a maximum of $1.4 billion in additional long-term unsecured indebtedness at then
current market interest rates in addition to being able to issue new indebtedness to replace maturing debt.

The Company’s 1974 indenture pursuant to which $399.0 million (or 40%) of the Company’s long-term
debt (as of September 30, 2007) was issued contains a cross-default provision whereby the failure by the
Company to perform certain obligations under other borrowing arrangements could trigger an obligation to
repay the debt outstanding under the indenture. In particular, a repayment obligation could be triggered if the
Company fails (i) to pay any scheduled principal or interest or any debt under any other indenture or agreement
or (ii) to perform any other term in any other such indenture or agreement, and the effect of the failure causes, or
would permit the holders of the debt to cause, the debt under such indenture or agreement to become due prior
to its stated maturity, unless cured or waived.

The Company’s $300.0 million committed credit facility also contains a cross-default provision whereby
the failure by the Company or its significant subsidiaries to make payments under other borrowing arrange-
ments, or the occurrence of certain events affecting those other borrowing arrangements, could trigger an
obligation to repay any amounts outstanding under the committed credit facility. In particular, a repayment
obligation could be triggered if (i) the Company or any of its significant subsidiaries fail to make a payment
when due of any principal or interest on any other indebtedness aggregating $20.0 million or more or (ii) an
event occurs that causes, or would permit the holders of any other indebtedness aggregating $20.0 million or
more to cause, such indebtedness to become due prior to its stated maturity. As of September 30, 2007, the
Company had no debt outstanding under the committed credit facility.

Note F — Financial Instruments

Fair Values

The fair market value of the Company’s long-term debt is estimated based on quoted market prices of
similar issues having the same remaining maturities, redemption terms and credit ratings. Based on these
criteria, the fair market value of long-term debt, including current portion, was as follows:

2007 Carrying
Amount

2007 Fair
Value

2006 Carrying
Amount

2006 Fair
Value

At September 30

(Thousands)

Long-Term Debt . . . . . . . . . . . . . . . . .

$999,024

$1,024,417

$1,118,600

$1,148,089

The fair value amounts are not intended to reflect principal amounts that the Company will ultimately be

required to pay.

Temporary cash investments, notes payable to banks and commercial paper are stated at cost, which
approximates their fair value due to the short-term maturities of those financial instruments. Investments in life

89

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

insurance are stated at their cash surrender values as discussed below. Investments in an equity mutual fund and
the stock of an insurance company (marketable equity securities), as discussed below, are stated at fair value
based on quoted market prices.

Other Investments

Other investments includes cash surrender values of insurance contracts and marketable equity securities.
The cash surrender values of the insurance contracts amounted to $54.7 million and $62.5 million at
September 30, 2007 and 2006, respectively. The fair value of the equity mutual fund was $14.7 million and
$12.9 million at September 30, 2007 and 2006, respectively. The gross unrealized gain on this equity mutual
fund was $2.2 million and $1.0 million at September 30, 2007 and 2006, respectively. During 2005, the
Company sold all of its interest in one equity mutual fund for $8.5 million and reinvested the proceeds in
another equity mutual fund. The Company recognized a gain of $0.7 million on the sale of the equity mutual
fund. The fair value of the stock of an insurance company was $16.3 million and $12.7 million at September 30,
2007 and 2006, respectively. The gross unrealized gain on this stock was $13.8 million and $10.3 million at
September 30, 2007 and 2006, respectively. The insurance contracts and marketable equity securities are
primarily informal funding mechanisms for various benefit obligations the Company has to certain employees.

Derivative Financial Instruments

The Company uses a variety of derivative financial instruments to manage a portion of the market risk
associated with the fluctuations in the price of natural gas and crude oil. These instruments include price swap
agreements, no cost collars and futures contracts.

Under the price swap agreements, the Company receives monthly payments from (or makes payments to)
other parties based upon the difference between a fixed price and a variable price as specified by the agreement.
The variable price is either a crude oil or natural gas price quoted on the NYMEX or a quoted natural gas price in
various national natural gas publications. The majority of these derivative financial instruments are accounted
for as cash flow hedges and are used to lock in a price for the anticipated sale of natural gas and crude oil
production in the Exploration and Production segment and the All Other category. The Energy Marketing
segment accounts for these derivative financial instruments as fair value hedges and uses them to hedge against
falling prices, a risk to which they are exposed on their fixed price gas purchase commitments. The Energy
Marketing segment also uses these derivative financial instruments to hedge against rising prices, a risk to which
they are exposed on their fixed price sales commitments. At September 30, 2007, the Company had natural gas
price swap agreements covering a notional amount of 13.2 Bcf extending through 2009 at a weighted average
fixed rate of $8.20 per Mcf. Of this amount, 0.5 Bcf is accounted for as fair value hedges at a weighted average
fixed rate of $6.94 per Mcf. The remaining 12.7 Bcf are accounted for as cash flow hedges at a weighted average
fixed rate of $8.24 per Mcf. At September 30, 2007, the Company would have received a net $2.8 million to
terminate the price swap agreements. The Company also had crude oil price swap agreements covering a
notional amount of 1,485,000 bbls extending through 2009 at a weighted average fixed rate of $57.35 per bbl. At
September 30, 2007, the Company would have had to pay a net $11.2 million to terminate the price swap
agreements.

Under the no cost collars, the Company receives monthly payments from (or makes payments to) other
parties when a variable price falls below an established floor price (the Company receives payment from the
counterparty) or exceeds an established ceiling price (the Company pays the counterparty). The variable price
is either a crude oil price quoted on the NYMEX or a quoted natural gas price in various national natural gas
publications. These derivative financial instruments are accounted for as cash flow hedges and are used to lock
in a price range for the anticipated sale of natural gas and crude oil production in the Exploration and
Production segment. At September 30, 2007, the Company had no cost collars on natural gas covering a
notional amount of 1.4 Bcf extending through 2008 with a weighted average floor price of $8.83 per Mcf and a

90

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

weighted average ceiling price of $16.45 per Mcf. At September 30, 2007, the Company would have received
$1.9 million to terminate the no cost collars.

At September 30, 2007, the Company had long (purchased) futures contracts covering 8.7 Bcf of gas
extending through 2012 at a weighted average contract price of $8.72 per Mcf. They are accounted for as fair
value hedges and are used by the Company’s Energy Marketing segment to hedge against rising prices, a risk to
which this segment is exposed due to the fixed price gas sales commitments that it enters into with residential,
commercial and industrial customers. The Company would have had to pay $6.0 million to terminate these
futures contracts at September 30, 2007.

At September 30, 2007, the Company had short (sold) futures contracts covering 5.9 Bcf of gas extending
through 2009 at a weighted average contract price of $9.67 per Mcf. Of this amount, 3.9 Bcf is accounted for as
cash flow hedges as these contracts relate to the anticipated sale of natural gas by the Energy Marketing segment.
The remaining 2.0 Bcf is accounted for as fair value hedges used to hedge against falling prices on their fixed
price gas purchasing commitments and hedge against decreases in natural gas prices associated with the
eventual sale of gas in storage. The Company would have received $8.2 million to terminate these futures
contracts at September 30, 2007.

The Company may be exposed to credit risk on some of the derivative financial instruments discussed
above. Credit risk relates to the risk of loss that the Company would incur as a result of nonperformance by
counterparties pursuant to the terms of their contractual obligations. To mitigate such credit risk, management
performs a credit check, and then on an ongoing basis monitors counterparty credit exposure. Management has
obtained guarantees from many of the parent companies of the respective counterparties to its derivative
financial instruments. At September 30, 2007, the Company used nine counterparties for its over the counter
derivative financial instruments. At September 30, 2007, no individual counterparty represented greater than
32% of total credit risk (measured as volumes hedged by an individual counterparty as a percentage of the
Company’s total volumes hedged). All of the counterparties (or the parent of the counterparty) were rated as
investment grade entities at September 30, 2007.

In August 2007, the Exploration and Production segment’s investment in Canada was sold. Of the
$232.1 million in net proceeds received, $58.0 million was placed in escrow (denominated in Canadian
dollars) pending receipt of a tax clearance certificate from the Canadian government. To hedge against foreign
currency exchange risk, the Company entered into a $58.0 million forward contract to sell Canadian dollars. At
September 30, 2007, due to the increase in the strength of the Canadian dollar versus the U.S. dollar, the
Company had a $2.7 million derivative liability related to the collar. The Company records gains or losses
associated with this forward contract directly to the income statement.

Note G — Retirement Plan and Other Post-Retirement Benefits

The Company has a tax-qualified, noncontributory, defined-benefit retirement plan (Retirement Plan) that
covers approximately 73% of the employees of the Company. The Company provides health care and life
insurance benefits for a majority of its retired employees under a post-retirement benefit plan (Post-Retirement
Plan).

The Company’s policy is to fund the Retirement Plan with at least an amount necessary to satisfy the
minimum funding requirements of applicable laws and regulations and not more than the maximum amount
deductible for federal income tax purposes. The Company has established VEBA trusts for its Post-Retirement
Plan. Contributions to the VEBA trusts are tax deductible, subject to limitations contained in the Internal
Revenue Code and regulations and are made to fund employees’ post-retirement health care and life insurance
benefits, as well as benefits as they are paid to current retirees. In addition, the Company has established 401(h)
accounts for its Post-Retirement Plan. They are separate accounts within the Retirement Plan used to pay retiree
medical benefits for the associated participants in the Retirement Plan. Contributions are tax-deductible when

91

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

made, subject to limitations contained in the Internal Revenue Code and regulations. Retirement Plan and
Post-Retirement Plan assets primarily consist of equity and fixed income investments or units in commingled
funds or money market funds.

The expected returns on plan assets of the Retirement Plan and Post-Retirement Plan are applied to the
market-related value of plan assets of the respective plans. The market-related values of the Retirement Plan and
Post-Retirement Plan assets are equal to market value as of the measurement date.

Reconciliations of the Benefit Obligations, Plan Assets and Funded Status, as well as the components of Net
Periodic Benefit Cost and the Weighted Average Assumptions of the Retirement Plan and Post-Retirement Plan
are shown in the tables below. The date used to measure the Benefit Obligations, Plan Assets and Funded Status
is June 30, 2007, 2006 and 2005, respectively.

Retirement Plan
Year Ended September 30
2006

2005

2007

Other Post-Retirement Benefits
Year Ended September 30
2006

2005

2007

(Thousands)

Change in Benefit Obligation
Benefit Obligation at Beginning of

Period . . . . . . . . . . . . . . . . . . . . . . . $732,207
12,898
44,350
—
—
(2,986)
(43,950)

Service Cost . . . . . . . . . . . . . . . . . . . .
Interest Cost . . . . . . . . . . . . . . . . . . . .
Plan Participants’ Contributions . . . . . .
Retiree Drug Subsidy Receipts. . . . . . . .
Actuarial (Gain) Loss . . . . . . . . . . . . . .
Benefits Paid . . . . . . . . . . . . . . . . . . . .

$ 825,204
16,416
40,196
—
—
(108,112)
(41,497)

$ 693,532
13,714
42,079
—
—
115,128
(39,249)

$445,931
5,614
27,198
1,566
1,325
(14,450)
(22,639)

$ 546,273
8,029
26,804
1,559
—
(115,052)
(21,682)

$ 422,003
6,153
25,783
1,017
—
110,663
(19,346)

Benefit Obligation at End of Period . . $742,519

$ 732,207

$ 825,204

$444,545

$ 445,931

$ 546,273

Change in Plan Assets
Fair Value of Assets at Beginning of

Period . . . . . . . . . . . . . . . . . . . . . . . $664,521
119,662
16,488

Actual Return on Plan Assets . . . . . . . .
Employer Contributions . . . . . . . . . . . .
Employer Contributions During Period

$ 616,462
68,649
20,907

$ 573,366
56,201
26,144

$325,624
65,552
42,268

$ 271,636
34,785
39,326

$ 229,485
20,577
39,903

from Measurement Date to Fiscal Year
End . . . . . . . . . . . . . . . . . . . . . . . .
Plan Participants’ Contributions . . . . . .
Benefits Paid . . . . . . . . . . . . . . . . . . . .

Fair Value of Assets at End of

8,423
—
(43,950)

—
—
(41,497)

—
—
(39,249)

—
1,566
(22,639)

—
1,559
(21,682)

—
1,017
(19,346)

Period . . . . . . . . . . . . . . . . . . . . . . $765,144

$ 664,521

$ 616,462

$412,371

$ 325,624

$ 271,636

Reconciliation of Funded Status
Funded Status . . . . . . . . . . . . . . . . . . . $ 22,625
—
Unrecognized Net Actuarial Loss. . . . . .
—
Unrecognized Transition Obligation. . . .
—
Unrecognized Prior Service Cost . . . . . .

Net Amount Recognized at End of

$ (67,686)
107,626
—
7,185

$(208,742)
257,553
—
8,142

$ (32,174)
—
—
—

$(120,307)
54,487
49,890
12

$(274,637)
205,423
57,017
17

Period . . . . . . . . . . . . . . . . . . . . . . . $ 22,625

$ 47,125

$ 56,953

$ (32,174)

$ (15,918)

$ (12,180)

92

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Retirement Plan
Year Ended September 30
2006

2005

2007

Other Post-Retirement Benefits
Year Ended September 30
2006

2005

2007

Amounts Recognized in the Balance

Sheets Consist of:

Accrued Benefit Liability . . . . . . . . . . . . $
Prepaid Benefit Cost . . . . . . . . . . . . . .
Intangible Assets . . . . . . . . . . . . . . . . .
Accumulated Other Comprehensive
Loss from Additional Minimum
Pension Liability Adjustment (Pre-
Tax) . . . . . . . . . . . . . . . . . . . . . . . .

Net Amount Recognized at End of

(Thousands)

— $

22,625
—

— $(117,103)
—
8,142

47,125
—

$ (70,555)
38,381
—

$ (32,918)
17,000
—

$ (26,584)
14,404
—

—

—

165,914

—

—

—

Period . . . . . . . . . . . . . . . . . . . . . . . $ 22,625

$ 47,125

$ 56,953

$ (32,174)

$ (15,918)

$ (12,180)

Weighted Average Assumptions Used
to Determine Benefit Obligation at
September 30

Discount Rate . . . . . . . . . . . . . . . . . . .
Expected Return on Plan Assets . . . . . .
Rate of Compensation Increase . . . . . . .
Components of Net Periodic Benefit

Cost

6.25%
8.25%
5.00%

6.25%
8.25%
5.00%

5.00%
8.25%
5.00%

6.25%
8.25%
5.00%

6.25%
8.25%
5.00%

5.00%
8.25%
5.00%

Service Cost . . . . . . . . . . . . . . . . . . . . $ 12,898
44,350
Interest Cost . . . . . . . . . . . . . . . . . . . .
(51,235)
Expected Return on Plan Assets . . . . . .
882
Amortization of Prior Service Cost . . . .
—
Amortization of Transition Amount . . . .
Recognition of Actuarial Loss(1) . . . . . .
13,528
Net Amortization and Deferral for

$ 16,416
40,196
(49,943)
957
—
23,108

$ 13,714
42,079
(49,545)
1,029
—
10,473

$

5,614
27,198
(26,960)
4
7,127
8,214

$

8,029
26,804
(22,302)
4
7,127
23,402

$

6,153
25,783
(18,862)
4
7,127
12,467

Regulatory Purposes . . . . . . . . . . . . .

1,211

(6,409)

1,988

16,220

(11,084)

(410)

Net Periodic Benefit Cost . . . . . . . . . . . $ 21,634

$ 24,325

$ 19,738

$ 37,417

$ 31,980

$ 32,262

Other Comprehensive (Income) Loss

(Pre-Tax) Attributable to Change In
Additional Minimum Liability
Recognition . . . . . . . . . . . . . . . . . . . $

— $(165,914)

$ 83,379

$

— $

— $

—

Accumulated Other Comprehensive
Loss (Pre-Tax) Attributable to
Adoption of SFAS 158 . . . . . . . . . . . $ 11,256

NA

NA

$

778

NA

NA

Weighted Average Assumptions Used
to Determine Net Periodic Benefit
Cost at September 30

Discount Rate . . . . . . . . . . . . . . . . . . .
Expected Return on Plan Assets . . . . . .
Rate of Compensation Increase . . . . . . .

6.25%
8.25%
5.00%

5.00%
8.25%
5.00%

6.25%
8.25%
5.00%

6.25%
8.25%
5.00%

5.00%
8.25%
5.00%

6.25%
8.25%
5.00%

(1) Distribution Corporation’s New York jurisdiction calculates the amortization of the actuarial loss on a
vintage year basis over 10 years, as mandated by the NYPSC. All the other subsidiaries of the Company
utilize the corridor approach.

93

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

The Net Periodic Benefit Cost in the table above includes the effects of regulation. The Company recovers
pension and post-retirement benefit costs in its Utility and Pipeline and Storage segments in accordance with the
applicable regulatory commission authorizations. Certain of those commission authorizations established
tracking mechanisms which allow the Company to record the difference between the amount of pension and
post-retirement benefit costs recoverable in rates and the amounts of such costs as determined under SFAS 87
and SFAS 106 as either a regulatory asset or liability, as appropriate. Any activity under the tracking mechanisms
(including the amortization of pension and post-retirement regulatory assets) is reflected in the Net
Amortization and Deferral for Regulatory Purposes line item above.

In September 2006, the FASB issued SFAS 158, an amendment of SFAS 87, SFAS 88, SFAS 106, and
SFAS 132R. SFAS 158 requires that companies recognize a net liability or asset to report the underfunded or
overfunded status of their defined benefit pension and other post-retirement benefit plans on their balance
sheets, as well as recognize changes in the funded status of a defined benefit post-retirement plan in the year in
which the changes occur through comprehensive income. The pronouncement also specifies that a plan’s assets
and obligations that determine its funded status be measured as of the end of Company’s fiscal year, with limited
exceptions. Under SFAS 158, certain previously unrecognized actuarial gains and losses and previously
unrecognized prior service costs for both the pension and other post-retirement benefit plans as well as a
previously unrecognized transition obligation for the other post-retirement benefit plan are required to be
recognized. These amounts were not required to be recorded on the Company’s Consolidated Balance Sheet
before the adoption of SFAS 158, but were instead amortized over a period of time. In accordance with SFAS 158,
the Company has recognized the funded status of its benefit plans and implemented the disclosure requirements
of SFAS 158 at September 30, 2007. The requirement to measure the plan assets and benefit obligations as of the
Company’s fiscal year-end date will be adopted by the Company by the end of fiscal 2009. Currently, the
Company measures its plan assets and benefit obligations using a June 30th measurement date. The incremental
effects of adopting the provisions of SFAS 158 on the Company’s Consolidated Balance Sheet at September 30,
2007 are presented in the table below:

Before
Application of
SFAS 158(1)

Consolidated
SFAS 158
Impact
(Thousands)

After
Application of
SFAS 158

Qualified Retirement Plan
Reduction in Prepaid Pension and Post-Retirement

Benefit Costs . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$ 51,612

$(28,987)

$ 22,625

Increase in Other Regulatory Assets Related to

SFAS 158 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Reduction in Accumulated Other Comprehensive

Income . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Reduction in Deferred Income Taxes (under Deferred
Credits) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$

$

$

—

—

—

$ 17,731

$ 17,731

$ 7,008

$ 7,008

$ 4,248

$ 4,248

94

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Other Post-Retirement Benefits
Increase in Prepaid Pension and Post-Retirement

Benefit Costs . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$ 26,067

$ 12,314

$ 38,381

Before
Application of
SFAS 158(1)

Consolidated
SFAS 158
Impact
(Thousands)

After
Application of
SFAS 158

Increase in Other Regulatory Assets Related to

SFAS 158 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Increase in Other Regulatory Liabilities Related to

SFAS 158 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Reduction in Accumulated Other Comprehensive

Income . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Reduction in Deferred Income Taxes (under Deferred
Credits) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Increase in Post-Retirement Liabilities . . . . . . . . . . . .
Non-Qualified Benefit Plan
Increase in Other Regulatory Assets Related to

SFAS 158 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Reduction in Accumulated Other Comprehensive

Income . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Reduction in Deferred Income Taxes (under Deferred
Credits) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Increase in Other Deferred Credits . . . . . . . . . . . . . .
Total Consolidated
Reduction in Prepaid Pension and Post-Retirement

$

$

$

—

—

—

$ 38,472

$ 38,472

$ (3,247)

$ (3,247)

$

484

$

484

—
$
$(22,238)

294
$
$(48,317)

294
$
$(70,555)

$

$

—

—

$ 5,704

$ 5,704

$ 4,990

$ 4,990

$
—
$(30,115)

$ 3,027
$(13,721)

$ 3,027
$(43,836)

Benefit Costs . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$ 77,679

$(16,673)

$ 61,006

Increase in Other Regulatory Assets Related to

SFAS 158 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Increase in Other Regulatory Liabilities Related to

SFAS 158 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Reduction in Accumulated Other Comprehensive

Income . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Reduction in Deferred Income Taxes (under Deferred
Credits) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Increase in Post-Retirement Liabilities . . . . . . . . . . . .
Increase in Other Deferred Credits . . . . . . . . . . . . . .

$

$

$

—

—

—

$ 61,907

$ 61,907

$ (3,247)

$ (3,247)

$ 12,482

$ 12,482

$
—
$(22,238)
$(30,115)

$ 7,569
$(48,317)
$(13,721)

$ 7,569
$(70,555)
$(43,836)

(1) Amounts represent balances before applying the effects of the adoption of SFAS 158, but after giving effect
to any necessary adjustments as a result of recognizing an additional minimum pension liability. At
September 30, 2007, there was no additional minimum pension liability adjustment since the fair value of
the plan assets exceeded the accumulated benefit obligation.

95

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

The amounts recognized in accumulated other comprehensive loss, regulatory assets, and regulatory
liabilities in fiscal 2007, as well as the amounts expected to be recognized in net periodic benefit cost in fiscal
2008 are presented in the table below:

Retirement
Plan

Other
Post-Retirement
Benefits
(Thousands)

Non-Qualified
Benefit Plan

Amounts Recognized In Accumulated Other

Comprehensive Loss, Regulatory Assets and
Regulatory Liabilities(1)

Net Actuarial Gain/(Loss) . . . . . . . . . . . . . . . . . . . . . .
Transition Obligation . . . . . . . . . . . . . . . . . . . . . . . . .
Prior Service Cost . . . . . . . . . . . . . . . . . . . . . . . . . . .

$(22,684)
—
(6,303)

$ 6,768
(42,763)
(8)

$(13,605)
—
(116)

Net Amount Recognized . . . . . . . . . . . . . . . . . . . . . . .

$(28,987)

$(36,003)

$(13,721)

Amounts Expected to be Recognized in Net

Periodic Benefit Cost in the Next Fiscal Year(1)
Net Actuarial Gain/(Loss) . . . . . . . . . . . . . . . . . . . . . .
Transition Obligation . . . . . . . . . . . . . . . . . . . . . . . . .
Prior Service Cost . . . . . . . . . . . . . . . . . . . . . . . . . . .

$(11,064)
—
(808)

$ (2,927)
(7,127)
(4)

$ (1,218)
—
(106)

Net Amount Expected to be Recognized . . . . . . . . . . .

$(11,872)

$(10,058)

$ (1,324)

(1) Amounts presented are shown before recognizing deferred taxes.

In accordance with the provisions of SFAS 87, the Company recorded an additional minimum pension
liability at September 30, 2005 representing the excess of the accumulated benefit obligation over the fair value
of plan assets plus accrued amounts previously recorded. An intangible asset, as shown in the table above, offset
the additional liability to the extent of previously Unrecognized Prior Service Cost. The amount in excess of
Unrecognized Prior Service Cost was recorded net of the related tax benefit as accumulated other compre-
hensive loss. At September 30, 2006, the Company reversed the additional minimum pension liability,
intangible asset and accumulated other comprehensive loss recorded in prior years since the fair value of
the plan assets exceeded the accumulated benefit obligation at September 30, 2006. The pre-tax amounts of the
change in accumulated other comprehensive (income) loss related to the additional minimum pension liability
adjustment at September 30, 2006 and 2005 are shown in the table above. At September 30, 2007, prior to
recognizing the impact of adopting SFAS 158, there was no additional minimum pension liability adjustment
recorded since the fair value of the plan assets exceeded the accumulated benefit obligation. The projected
benefit obligation, accumulated benefit obligation and fair value of assets for the Retirement Plan were as
follows:

Projected Benefit Obligation . . . . . . . . . . . . . . . . . . . . . . . . . $742,519
Accumulated Benefit Obligation . . . . . . . . . . . . . . . . . . . . . . $672,340
Fair Value of Plan Assets . . . . . . . . . . . . . . . . . . . . . . . . . . . $765,144

$732,207
$660,026
$664,520

$825,204
$733,565
$616,462

2007

2006

2005

In 2007, other actuarial experience decreased the projected benefit obligation for the Retirement Plan by
$3.0 million. There was no change to the discount rate used to estimate the projected benefit obligation for the
Retirement Plan during 2007. The effect of the discount rate change for the Retirement Plan in 2006 was to
decrease the projected benefit obligation of the Retirement Plan by $113.1 million. The discount rate change for
the Retirement Plan in 2005 caused the projected benefit obligation to increase by $113.0 million.

96

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

The Company made cash contributions totaling $24.9 million to the Retirement Plan during the year ended
September 30, 2007. The Company expects that the annual contribution to the Retirement Plan in 2008 will be
in the range of $15.0 million to $20.0 million. The following benefit payments, which reflect expected future
service, are expected to be paid during the next five years and the five years thereafter: $46.7 million in 2008;
$47.8 million in 2009; $49.0 million in 2010; $50.1 million in 2011; $51.3 million in 2012; and $283.3 million
in the five years thereafter.

The Retirement Plan covers certain domestic employees hired before July 1, 2003. Employees hired after
June 30, 2003 are eligible for a Retirement Savings Account benefit provided under the Company’s defined
contribution Tax-Deferred Savings Plans. Costs associated with the Retirement Savings Account benefit have
been $0.4 million through September 30, 2007 (with $0.2 million and $0.1 million of costs occurring in 2007
and 2006, respectively). Costs associated with the Company’s contributions to the Tax-Deferred Savings Plans
were $4.1 million, $4.1 million, and $4.2 million for the years ended September 30, 2007, 2006 and 2005,
respectively.

In addition to the Retirement Plan discussed above, the Company also has a Non Qualified benefit plan that
covers a group of management employees designated by the Chief Executive Officer of the Company. This plan
provides for defined benefit payments upon retirement of the management employee, or to the spouse upon
death of the management employee. The net periodic benefit cost associated with this plan was $5.5 million,
$5.4 million and $4.3 million in 2007, 2006 and 2005, respectively. For 2007, accumulated other compre-
hensive loss (pre-tax) of $8.0 million was recognized attributable to the adoption of SFAS 158. There were no
amounts recognized in other comprehensive income (loss) attributable to the recognition of an additional
minimum liability for 2006 and 2005. The accumulated benefit obligation for this plan was $28.8 million and
$26.5 million at September 30, 2007 and 2006, respectively. The projected benefit obligation for the plan was
$43.8 million and $44.5 million at September 30, 2007 and 2006, respectively. The actuarial valuations for this
plan were determined based on a discount rate of 6.25%, 6.25% and 5.0% as of September 30, 2007, 2006 and
2005, respectively; a rate of compensation increase of 10.0% as of September 30, 2007, 2006 and 2005; and an
expected long-term rate of return on plan assets of 8.25% at September 30, 2007, 2006 and 2005.

There was no change to the discount rate used to estimate the other post-retirement benefit obligation during
2007. Effective July 1, 2007, the Medicare Part B reimbursement trend, prescription drug trend and medical trend
assumptions were changed. The effect of these assumption changes was to increase the other post-retirement
benefit obligation by $8.6 million. Other actuarial experience decreased the other post-retirement benefit
obligation in 2007 by $23.0 million.

The effect of the discount rate change in 2006 was to decrease the other post-retirement benefit obligation by
$77.5 million. Effective July 1, 2006, the Medicare Part B reimbursement trend, prescription drug trend and
medical trend assumptions were changed. The effect of these assumption changes was to decrease the other
post-retirement benefit obligation by $1.7 million. A change in the disability assumption decreased the other
post-retirement benefit obligation by $1.4 million. Other actuarial experience decreased the other post-retirement
benefit obligation in 2006 by $34.4 million.

The effect of the discount rate change in 2005 was to increase the other post-retirement benefit obligation
by $78.2 million. Effective July 1, 2005, the Medicare Part B reimbursement trend, prescription drug trend and
medical trend assumptions were changed. The effect of these assumption changes was to increase the other
post-retirement benefit obligation by $21.7 million. Also effective July 1, 2005, the percent of active female
participants who are assumed to be married at retirement was changed. The effect of this assumption change was
to decrease the other post-retirement benefit obligation by $6.9 million. Other actuarial experience increased
the other post-retirement benefit obligation in 2005 by $17.9 million.

On December 8, 2003, the Medicare Prescription Drug, Improvement, and Modernization Act of 2003 (the
Act) was signed into law. This Act introduced a prescription drug benefit under Medicare (Medicare Part D), as

97

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

well as a federal subsidy to sponsors of retiree health care benefit plans that provide a benefit that is at least
actuarially equivalent to Medicare Part D. In accordance with FASB Staff Position FAS 106-2, “Accounting and
Disclosure Requirements Related to the Medicare Prescription Drug, Improvement and Modernization Act of
2003”, since the Company is assumed to continue to provide a prescription drug benefit to retirees in the point
of service and indemnity plans that is at least actuarially equivalent to Medicare Part D, the impact of the Act was
reflected as of December 8, 2003.

The estimated gross benefit payments and gross amount of subsidy receipts are as follows:

Benefit Payments

Subsidy Receipts

First Year . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Second Year . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Third Year . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fourth Year . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fifth Year . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Next Five Years . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$ 23,990,000
$ 25,973,000
$ 28,007,000
$ 29,917,000
$ 31,406,000
$176,333,000

$ (1,522,000)
$ (1,745,000)
$ (1,954,000)
$ (2,154,000)
$ (2,401,000)
$(15,391,000)

In 2005, the Company began making separate estimates of the annual rate of increase in the per capita cost
of covered medical care benefits for Pre and Post age 65 participants. The rate of increase for Pre age 65
participants was assumed to be 10.0% while the rate of increase for Post age 65 participants was assumed to be
7.5%. In 2006, the rate of increase for Pre age 65 participants was 9.0% and was assumed to gradually decline to
5.0% by the year 2014. The rate of increase for the Post age 65 participants was 7.0% in 2006 and was assumed to
gradually decline to 5.0% by the year 2014. In 2007, the rate of increase for Pre age 65 participants was 8.0% and
was assumed to gradually decline to 5.0% by the year 2014. The rate of increase for the Post age 65 participants
was 6.67% in 2007 and was assumed to gradually decline to 5.0% by the year 2014. The annual rate of increase in
the per capita cost of covered prescription drug benefits was assumed to be 12.5% for 2005, 11.0% for 2006,
10.0% for 2007, and gradually decline to 5.0% by the year 2014 and remain level thereafter. The annual rate of
increase in the per capita Medicare Part B Reimbursement was assumed to be 6.0% for 2005, 5.25% for 2006, and
7.0% for 2007. The annual rate of increase for the Medicare Part B Reimbursement is expected to gradually
decline to 5.0% by the year 2016.

The health care cost trend rate assumptions used to calculate the per capita cost of covered medical care
benefits have a significant effect on the amounts reported. If the health care cost trend rates were increased by
1% in each year, the Other Post-Retirement Benefit Obligation as of October 1, 2007 would increase by
$55.6 million. This 1% change would also have increased the aggregate of the service and interest cost
components of net periodic post-retirement benefit cost for 2007 by $4.9 million. If the health care cost trend
rates were decreased by 1% in each year, the Other Post-Retirement Benefit Obligation as of October 1, 2007
would decrease by $46.6 million. This 1% change would also have decreased the aggregate of the service and
interest cost components of net periodic post-retirement benefit cost for 2007 by $4.0 million.

The Company made cash contributions including payments made directly to participants totaling
$42.3 million to the Post-Retirement Plan during the year ended September 30, 2007. The Company expects
that the annual contribution to the Post-Retirement Plan in 2008 will be in the range of $25.0 million to
$35.0 million.

98

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

The Company’s Retirement Plan weighted average asset allocations at September 30, 2007, 2006 and 2005

by asset category are as follows:

Asset Category

Target Allocation
2008

Equity Securities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fixed Income Securities . . . . . . . . . . . . . . . . . . . . . . . . . .
Other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

60-75%
20-35%
0-15%

Total . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Percentage of Plan
Assets at September 30
2007
2005
2006

70% 67% 63%
24% 26% 28%
9%
7%

6%

100% 100% 100%

The Company’s Post-Retirement Plan weighted average asset allocations at September 30, 2007, 2006 and

2005 by asset category are as follows:

Asset Category

Target Allocation
2008

Equity Securities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fixed Income Securities . . . . . . . . . . . . . . . . . . . . . . . . . .
Other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

85-100%
0-15%
0-15%

Total . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Percentage of Plan
Assets at September 30
2007
2005
2006

95% 95% 92%
2%
1%
6%
4%

1%
4%

100% 100% 100%

The Company’s assumption regarding the expected long-term rate of return on plan assets is 8.25%. The
return assumption reflects the anticipated long-term rate of return on the plan’s current and future assets. The
Company utilizes historical investment data, projected capital market conditions, and the plan’s target asset
class and investment manager allocations to set the assumption regarding the expected return on plan assets.

The long-term investment objective of the Retirement Plan trust and the Post-Retirement Plan VEBA trusts
is to achieve the target total return in accordance with the Company’s risk tolerance. Assets are diversified
utilizing a mix of equities, fixed income and other securities (including real estate). Risk tolerance is established
through consideration of plan liabilities, plan funded status and corporate financial condition.

Investment managers are retained to manage separate pools of assets. Comparative market and peer group
performance of individual managers and the total fund are monitored on a regular basis, and reviewed by the
Company’s Retirement Committee on at least a quarterly basis.

The discount rate which is used to present value the future benefit payment obligations of the Retirement
Plan, the Non-Qualified benefit plan, and the Post-Retirement Plan is 6.25% as of September 30, 2007. This rate
is equal to the Moody’s Aa Long-Term Corporate Bond index, rounded to the nearest 25 basis points. The
duration of the securities underlying that index (approximately 13 years) reasonably matches the expected
timing of anticipated future benefit payments (approximately 12 years). The Company also utilizes a yield curve
model to determine the discount rate. The yield curve is a spot rate yield curve that provides a zero-coupon
interest rate for each year into the future. Each year’s anticipated benefit payments are discounted at the
associated spot interest rate back to the measurement date. The discount rate is then determined based on the
spot interest rate that results in the same present value when applied to the same anticipated benefit payments.

99

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Note H — Commitments and Contingencies

Environmental Matters

The Company is subject to various federal, state and local laws and regulations relating to the protection of
the environment. The Company has established procedures for the ongoing evaluation of its operations, to
identify potential environmental exposures and to comply with regulatory policies and procedures.

It is the Company’s policy to accrue estimated environmental clean-up costs (investigation and remedia-
tion) when such amounts can reasonably be estimated and it is probable that the Company will be required to
incur such costs. At September 30, 2007, the Company has estimated its remaining clean-up costs related to
former manufactured gas plant sites and third party waste disposal sites will be in the range of $12.1 million to
$15.8 million. The minimum estimated liability of $12.1 million has been recorded on the Consolidated Balance
Sheet at September 30, 2007. The Company expects to recover its environmental clean-up costs from a
combination of rate recovery and insurance proceeds (refer to Note C — Regulatory Matters for further
discussion of the insurance proceeds). Other than as discussed below, the Company is currently not aware of any
material exposure to environmental liabilities. However, adverse changes in environmental regulations, new
information or other factors could impact the Company.

(i) Former Manufactured Gas Plant Sites

The Company has incurred or is incurring clean-up costs at four former manufactured gas plant sites in
New York and Pennsylvania. The Company continues to be responsible for future ongoing maintenance at one
site. At a second site, remediation is complete and long-term maintenance and monitoring activities are
ongoing. A third site, which allegedly contains, among other things, manufactured gas plant waste, is in the
investigation stage.

At a fourth former manufactured gas plant site, the Company received, in 1998 and again in October 1999,
notice that the NYDEC believes the Company is responsible for contamination discovered at the site located in
New York for which the Company had not been named as a PRP. In February 2007, the NYDEC identified the
Company as a PRP for the site and issued a proposed remedial action plan. The NYDEC estimated clean-up costs
under its proposed remedy to be $8.9 million if implemented. Although the Company commented to the
NYDEC that the proposed remedial action plan contained a number of material errors, omissions and
procedural defects, the NYDEC, in a March 2007 Record of Decision, selected the remedy it had previously
proposed. In July 2007, the Company appealed the NYDEC’s Record of Decision to the New York State Supreme
Court, Albany County. The Company believes that a negotiated resolution with the NYDEC regarding the site
remains possible.

(ii) Third Party Waste Disposal Sites

The Company was identified by the NYDEC or the EPA as one of a number of companies considered to be
PRPs with respect to two waste disposal sites in New York which were operated by unrelated third parties. The
PRPs were alleged to have contributed to the materials that may have been collected at such waste disposal sites
by the site operators. The remediation was completed at one site, with costs subject to an ongoing final
reallocation process among five PRPs. At a second waste disposal site, settlement was reached in the amount of
$9.3 million to be allocated among five PRPs. In September 2007, the reallocation process was concluded with
respect to both of these sites whereby the Company was released from any future liability related to these sites,
and was allocated a refund of approximately $0.5 million as a result of the conclusion of the cost reallocation
process.

100

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

(iii) Other

In June 2007, the NYDEC notified the Company, as well as a number of other companies, of their liability
with respect to a remedial account at a waste disposal site in New York. The notification identified the Company
as one of approximately 400 other companies considered to be PRPs related to this site and requested that the
remedy the NYDEC proposed in a Record of Decision issued in March 2006 be performed. The estimated
clean-up costs under the remedy selected by the NYDEC are estimated to be approximately $13.0 million if
implemented. The Company is in the process of organizing a group with the other PRPs and negotiating an
Order on Consent with the NYDEC to perform the remedy. The Company has not been able to reasonably
estimate the probability or extent of its share of potential liability at this site.

Other

The Company, in its Utility segment, Energy Marketing segment, and All Other category, has entered into
contractual commitments in the ordinary course of business, including commitments to purchase gas, trans-
portation, and storage service to meet customer gas supply needs. Substantially all of these contracts expire
within the next five years. The future gas purchase, transportation and storage contract commitments during the
next five years and thereafter are as follows: $766.5 million in 2008, $114.5 million in 2009, $50.8 million in
2010, $22.1 million in 2011, $8.8 million in 2012, and $23.3 million thereafter. In the Utility segment, these
costs are subject to state commission review, and are being recovered in customer rates. Management believes
that, to the extent any stranded pipeline costs are generated by the unbundling of services in the Utility
segment’s service territory, such costs will be recoverable from customers.

The Company has entered into leases for the use of buildings, vehicles, construction tools, meters,
computer equipment and other items. These leases are accounted for as operating leases. The future lease
commitments during the next five years and thereafter are as follows: $6.7 million in 2008, $5.8 million in 2009,
$4.4 million in 2010, $2.9 million in 2011, $2.6 million in 2012, and $13.1 million thereafter.

The Company has entered into several contractual commitments associated with the construction of the
Empire Connector project, including the pipeline construction itself and construction of a compressor station,
as well as other contractual commitments for engineering and consulting services. The Empire Connector is
scheduled to go in service by November 2008. As of September 30, 2007, the future contractual commitments
related to the construction of the Empire Connector during the next two years are as follows: $118.3 million in
2008 and $0.6 million in 2009.

The Company is involved in other litigation arising in the normal course of business. In addition to the
regulatory matters discussed in Note C — Regulatory Matters, the Company is involved in other regulatory
matters arising in the normal course of business. These other litigation and regulatory matters may include, for
example, negligence claims and tax, regulatory or other governmental audits, inspections, investigations and
other proceedings. These matters may involve state and federal taxes, safety, compliance with regulations, rate
base, cost of service and purchased gas cost issues, among other things. While these normal-course matters
could have a material effect on earnings and cash flows in the period in which they are resolved, they are not
expected to change materially the Company’s present liquidity position, nor to have a material adverse effect on
the financial condition of the Company.

Note I — Discontinued Operations

On August 31, 2007, the Company completed the sale of SECI, Seneca’s wholly owned subsidiary that
operated in Canada, to NAL Oil & Gas Trust. The Company received approximately $232.1 million of proceeds
from the sale, of which $58.0 million was placed in escrow pending receipt of a tax clearance certificate from the
Canadian government. The sale resulted in the recognition of a gain of approximately $120.3 million, net of tax,
during the fourth quarter of 2007. SECI is engaged in the exploration for, and the development and purchase of,

101

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

natural gas and oil reserves in the provinces of Alberta, Saskatchewan and British Columbia in Canada. The
decision to sell was based on lower than expected returns from the Canadian oil and gas properties combined
with difficulty in finding significant new reserves. Seneca will continue its exploration and development
activities in the Gulf of Mexico, in California and in Appalachia. As a result of the decision to sell SECI, the
Company began presenting all SECI operations as discontinued operations during the fourth quarter of 2007.

The following is selected financial information of the discontinued operations for SECI:

Operating Revenues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 50,495
33,306
Operating Expenses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2007

Year Ended September 30
2006
(Thousands)
$ 71,984
151,532

2005

$62,775
40,600

Operating Income (Loss) . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Interest Income . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Income (Loss) before Income Taxes . . . . . . . . . . . . . . . . . . . .
Income Tax Expense (Benefit) . . . . . . . . . . . . . . . . . . . . . . . .

17,189
1,082

18,271
2,792

Income (Loss) from Discontinued Operations . . . . . . . . . . . . .
Gain on Disposal, Net of Taxes of $39,572 . . . . . . . . . . . . . . .

15,479
120,301

(79,548)
866

(78,682)
(32,159)

(46,523)
—

22,175
260

22,435
7,357

15,078
—

Income (Loss) from Discontinued Operations . . . . . . . . . . . . . $135,780

$ (46,523)

$15,078

On July 18, 2005, the Company completed the sale of its entire 85.16% interest in U.E., a district heating
and electric generation business in the Bohemia region of the Czech Republic, to Czech Energy Holdings, a.s. for
sales proceeds of approximately $116.3 million. The sale resulted in the recognition of a gain of approximately
$25.8 million, net of tax, at September 30, 2005. Market conditions during 2005, including the increasing value
of the Czech currency as compared to the U.S. dollar, caused the value of the assets of U.E. to increase, providing
an opportunity to sell the U.E. operations at a profit for the Company. As a result of the decision to sell its
majority interest in U.E., the Company began presenting the Czech Republic operations, which are primarily
comprised of U.E., as discontinued operations in June 2005. U.E. was the major component of the Company’s
International segment. With this change in presentation, the Company discontinued all reporting for an
International segment.

102

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

The following is selected financial information of the discontinued operations for U.E.:

Operating Revenues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating Expenses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Operating Income . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other Income . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Interest Expense . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Income before Income Taxes and Minority Interest . . . . . . . . . . . . . . . . . . . . . . . . .
Income Tax Expense . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Minority Interest, Net of Taxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Income from Discontinued Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Gain on Disposal, Net of Taxes of $1,612. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Year Ended
September 30
2005
(Thousands)
$124,840
103,155

21,685
2,048
(558)

23,175
10,331
2,645

10,199
25,774

Income from Discontinued Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$ 35,973

Note J — Business Segment Information

The Company has five reportable segments: Utility, Pipeline and Storage, Exploration and Production,
Energy Marketing, and Timber. The breakdown of the Company’s operations into reportable segments is based
upon a combination of factors including differences in products and services, regulatory environment and
geographic factors.

The Utility segment operations are regulated by the NYPSC and the PaPUC and are carried out by
Distribution Corporation. Distribution Corporation sells natural gas to retail customers and provides natural
gas transportation services in western New York and northwestern Pennsylvania.

The Pipeline and Storage segment operations are regulated. The FERC regulates the operations of Supply
Corporation and the NYPSC regulates the operations of Empire. Supply Corporation transports and stores
natural gas for utilities (including Distribution Corporation), natural gas marketers (including NFR) and
pipeline companies in the northeastern United States markets. Empire transports natural gas from the United
States/Canadian border near Buffalo, New York into Central New York just north of Syracuse, New York. Empire
transports gas to major industrial companies, utilities (including Distribution Corporation) and power
producers.

The Exploration and Production segment, through Seneca, is engaged in exploration for, and development
and purchase of, natural gas and oil reserves in California, in the Appalachian region of the United States, and in
the Gulf Coast region of Texas, Louisiana and Alabama. Seneca’s production is, for the most part, sold to
purchasers located in the vicinity of its wells. As disclosed in Note I — Discontinued Operations, on August 31,
2007, Seneca completed the sale of SECI, its wholly owned subsidiary operating in Canada, for a gain of
approximately $120.3 million, net of tax, during the fourth quarter of 2007. As a result of the sale, SECI’s
operations have been reported as discontinued operations and previous period segment information has been
restated to reflect this change.

The Energy Marketing segment is comprised of NFR’s operations. NFR markets natural gas to industrial,
commercial, public authority and residential end-users in western and central New York and northwestern
Pennsylvania, offering competitively priced energy and energy management services for its customers.

103

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

The Timber segment’s operations are carried out by the Northeast division of Seneca and by Highland. This
segment has timber holdings (primarily high quality hardwoods) in the northeastern United States and sawmills
and kilns in Pennsylvania.

The data presented in the tables below reflect the reportable segments and reconciliations to consolidated
amounts. The accounting policies of the segments are the same as those described in Note A — Summary of
Significant Accounting Policies. Sales of products or services between segments are billed at regulated rates or at
market rates, as applicable. The Company evaluates segment performance based on income before discontinued
operations, extraordinary items and cumulative effects of changes in accounting (when applicable). When these
items are not applicable, the Company evaluates performance based on net income.

As disclosed in Note I — Discontinued Operations, the Company completed the sale of its majority interest
in U.E., a district heating and electric generation business in the Czech Republic, on July 18, 2005. As a result of
the sale of its majority interest in U.E., the Company discontinued all reporting for an International segment. All
Czech Republic operations have been reported as discontinued operations. Any remaining international activity
has been included in corporate operations.

Year Ended September 30, 2007

Pipeline
and
Storage

Exploration
and
Production

Energy

Marketing Timber

Total
Reportable
Segments

All
Other

Utility

Corporate
and
Intersegment
Eliminations

Total
Consolidated

(Thousands)

Revenue from External Customers . . $1,106,453 $130,410
Intersegment Revenues . . . . . . . . . $
Interest Income . . . . . . . . . . . . . . $
Interest Expense . . . . . . . . . . . . . $
Depreciation, Depletion and

14,271 $ 81,556 $
357 $
(2,345) $
9,623 $
28,190 $

$ 324,037

$413,612

— $
$
$

9,905
51,743

$ 58,897 $2,033,409 $ 5,385
95,827 $ 8,726
9,848 $
16
93,084 $ 2,687

— $
1,249 $
3,265 $

— $
$
682
$
263

Amortization . . . . . . . . . . . . . . $
Income Tax Expense . . . . . . . . . . . $
Income from Unconsolidated

40,541 $ 32,985 $
31,642 $ 35,740 $

78,174
52,421

$
$

33
5,654

$
$

4,709 $ 156,442 $
785
2,818 $ 128,275 $ 1,647

Subsidiaries . . . . . . . . . . . . . . . $

— $

— $

— $

— $

— $

— $ 4,979

Segment Profit: Income from

Continuing Operations . . . . . . . . $

50,886 $ 56,386 $

74,889

$

7,663

$

3,728 $ 193,552 $ 2,564

Expenditures for Additions to Long-
Lived Assets from Continuing
Operations . . . . . . . . . . . . . . . $

54,185 $ 43,226 $ 146,687

$

76

$

3,657 $ 247,831 $

87

$
772
$(104,553)
$
(8,314)
$ (21,296)

$2,039,566
—
$
1,550
$
74,475
$

$
$

$

$

$

692
1,891

$ 157,919
$ 131,813

—

$

4,979

5,559

$ 201,675

(319)

$ 247,599

Segment Assets . . . . . . . . . . . . . . $1,565,593 $810,957

$1,326,073

At September 30, 2007
(Thousands)
$165,224 $3,927,649 $66,531

$ 59,802

$(105,768)

$3,888,412

104

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Year Ended September 30, 2006

Pipeline
and
Storage

Exploration
and
Production

Utility

Energy

Marketing Timber

Total
Reportable
Segments

All
Other

Corporate
and
Intersegment
Eliminations

Total
Consolidated

(Thousands)

Revenue from External

Customers . . . . . . . . . . . . . . $1,265,695 $132,921 $ 274,896
—
7,816
50,457

Intersegment Revenues . . . . . . . . $
Interest Income . . . . . . . . . . . . . $
Interest Expense . . . . . . . . . . . . $
Depreciation, Depletion and

15,068 $ 81,431 $
454 $
4,889 $
6,620 $
26,174 $

$497,069
$
$
$

— $
$
445
$
227

$ 65,024 $2,235,605 $ 3,304
96,504 $ 9,444
14,351 $
22
86,573 $ 2,555

5 $
747 $
3,095 $

Amortization . . . . . . . . . . . . . $
Income Tax Expense. . . . . . . . . . $
Income from Unconsolidated

Subsidiaries . . . . . . . . . . . . . . $

Segment Profit (Loss): Income
(Loss) from Continuing
Operations . . . . . . . . . . . . . . $

Expenditures for Additions to
Long-Lived Assets from
Continuing Operations . . . . . . . $

40,172 $ 36,876 $
35,699 $ 33,896 $

67,122
29,351

— $

— $

—

$
$

$

53
3,748

$
$

6,495 $ 150,718 $
3,277 $ 105,971 $

789
969

— $

— $

— $ 3,583

49,815 $ 55,633 $

67,494

$

5,798

$

5,704 $ 184,444 $

359

54,414 $ 26,023 $ 166,535

$

16

$

2,323 $ 249,311 $

85

Segment Assets . . . . . . . . . . . . . $1,498,442 $767,889 $1,209,969(1) $ 81,374

At September 30, 2006
(Thousands)
$159,421 $3,717,095 $64,287

766
$
$(105,948)
$
(4,964)
$ (10,547)

$2,239,675
—
$
9,409
$
78,581
$

$
$

$

$

$

492
1,305

$ 151,999
$ 108,245

—

$

3,583

(189)

$ 184,614

2,995

$ 252,391

$ (17,634)

$3,763,748

(1) Amount includes $134,930 of assets of SECI, which has been classified as discontinued operations as of

September 30, 2007. (See Note I — Discontinued Operations).

Year Ended September 30, 2005

Pipeline
and
Storage

Exploration
and
Production

Utility

Energy

Marketing Timber

Total
Reportable
Segments

All
Other

Corporate
and
Intersegment
Eliminations

Total
Consolidated

(Thousands)

Revenue from External

Customers . . . . . . . . . . . . . . $1,101,572 $132,805 $ 230,650
—
4,401
48,856

Intersegment Revenues . . . . . . . . $
Interest Income . . . . . . . . . . . . . $
Interest Expense . . . . . . . . . . . . $
Depreciation, Depletion and

15,495 $ 83,054 $
76 $
4,111 $
7,128 $
22,900 $

$329,714
$
$
$

— $
$
783
$
11

$ 61,285 $1,856,026 $ 4,748
98,550 $ 8,606
19
9,809 $
81,659 $ 1,726

1 $
438 $
2,764 $

$
—
$(107,156)
(3,592)
$
(1,072)
$

$1,860,774
—
$
6,236
$
82,313
$

Amortization . . . . . . . . . . . . . $
Income Tax Expense (Benefit) . . . . $
Income from Unconsolidated

Subsidiaries . . . . . . . . . . . . . . $

Significant Non-Cash Item:
Impairment of Investment in

Partnership . . . . . . . . . . . . . . $

Segment Profit (Loss): Income
(Loss) from Continuing
Operations . . . . . . . . . . . . . . $

Expenditures for Additions to
Long-Lived Assets from
Continuing Operations . . . . . . . $

40,159 $ 38,050 $
23,102 $ 39,068 $

67,647
20,996

— $

— $

— $

— $

—

—

$
$

$

$

41
3,210

$
$

6,601 $ 152,498 $ 3,537
88,647 $ (1,425)
2,271 $

— $

— $

— $ 3,362

$
$

$

— $

— $

— $ (4,158)(1)$

467
(1,601)

$ 156,502
85,621
$

—

—

$

$

3,362

(4,158)

39,197 $ 60,454 $

35,581

$

5,077

$

5,032 $ 145,341 $ (2,616)

$

(4,288)

$ 138,437

50,071 $ 21,099 $

83,972

$

58

$ 18,894 $ 174,094 $

463

$

618

$ 175,175

Segment Assets . . . . . . . . . . . . . $1,423,597 $782,546 $1,213,525(2) $ 92,470

At September 30, 2005
(Thousands)
$162,052 $3,674,190 $73,354

$

2,209

$3,749,753

(1) Amount represents the impairment in the value of the Company’s 50% investment in ESNE, a partnership
that owns an 80-megawatt, combined cycle, natural gas-fired power plant in the town of North East,
Pennsylvania.

105

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

(2) Amount includes $204,892 of assets of SECI, which has been classified as discontinued operations as of

September 30, 2007. (See Note I — Discontinued Operations).

Geographic Information

2007

For The Year Ended September 30
2006
(Thousands)

2005

Revenues from External Customers(1):
United States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $2,039,566

$2,239,675

$1,860,774

2007

At September 30
2006
(Thousands)

2005

Long-Lived Assets:
United States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $3,334,274
—
Assets of Discontinued Operations . . . . . . . . . . . . . . . . . . . . . . .

$3,181,769
97,234

$2,978,680
171,196

$3,334,274

$3,279,003

$3,149,876

(1) Revenue is based upon the country in which the sale originates. This table excludes revenues from
Canadian discontinued operations of $50,495, $71,984 and $62,775 for September 30, 2007, 2006 and
2005, respectively.

Note K — Investments in Unconsolidated Subsidiaries

The Company’s unconsolidated subsidiaries consist of equity method investments in Seneca Energy, Model
City and ESNE. The Company has 50% interests in each of these entities. Seneca Energy and Model City
generate and sell electricity using methane gas obtained from landfills owned by outside parties. ESNE generates
electricity from an 80-megawatt, combined cycle, natural gas-fired power plant in North East, Pennsylvania.
ESNE sells its electricity into the New York power grid.

During 2007, Horizon Power made capital contributions of $3.3 million to Seneca Energy. Seneca Energy is

in the process of expanding its generating capacity from 11.2 megawatts to 17.6 megawatts.

In September 2005, the Company recorded an impairment of $4.2 million of its equity investment in ESNE
due to a decline in the fair market value of ESNE. This impairment was recorded in accordance with APB 18.

A summary of the Company’s investments in unconsolidated subsidiaries at September 30, 2007 and 2006

is as follows:

At September 30
2007
2006

(Thousands)

ESNE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 4,652
12,033
Seneca Energy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1,571
Model City . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$ 4,486
5,366
1,738

$18,256

$11,590

Note L — Intangible Assets

As a result of the Empire and Toro acquisitions, the Company acquired certain intangible assets during
2003. In the case of the Empire acquisition, the intangible assets represent the fair value of various long-term
transportation contracts with Empire’s customers. In the case of the Toro acquisition, the intangible assets

106

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

represent the fair value of various long-term gas purchase contracts with the various landfills. These intangible
assets are being amortized over the lives of the transportation and gas purchase contracts with no residual value
at the end of the amortization period. The weighted-average amortization period for the gross carrying amount
of the transportation contracts is 8 years. The weighted-average amortization period for the gross carrying
amount of the gas purchase contracts is 20 years. Details of these intangible assets are as follows (in thousands):

Gross Carrying
Amount

At September 30, 2007
Accumulated
Amortization

Net Carrying
Amount

At September 30,
2006
Net Carrying
Amount

Intangible Assets Subject to

Amortization:
Long-Term Transportation

Contracts . . . . . . . . . . . . . . . . . . .
Long-Term Gas Purchase Contracts . .

$ 8,580
31,864

$40,444

$ (4,989)
(6,619)

$ 3,591
25,245

$(11,608)

$28,836

$ 4,660
26,838

$31,498

Aggregate Amortization Expense:

For the Year Ended September 30,

2007 . . . . . . . . . . . . . . . . . . . . . . .

$ 2,662

For the Year Ended September 30,

2006 . . . . . . . . . . . . . . . . . . . . . . .

$ 2,662

For the Year Ended September 30,

2005 . . . . . . . . . . . . . . . . . . . . . . .

$ 2,662

The gross carrying amount of intangible assets subject to amortization at September 30, 2007 remained
unchanged from September 30, 2006. The only activity with regard to intangible assets subject to amortization
was amortization expense as shown on the table above. Amortization expense for the long-term transportation
contracts is estimated to be $1.1 million in 2008, $0.5 million in 2009, and $0.4 million in 2010, 2011 and 2012.
Amortization expense for the long-term gas purchase contracts is estimated to be $1.6 million annually for
2008, 2009, 2010, 2011 and 2012.

Note M — Quarterly Financial Data (unaudited)

In the opinion of management, the following quarterly information includes all adjustments necessary for a
fair statement of the results of operations for such periods. Per common share amounts are calculated using the
weighted average number of shares outstanding during each quarter. The total of all quarters may differ from the
per common share amounts shown on the Consolidated Statements of Income. Those per common share
amounts are based on the weighted average number of shares outstanding for the entire fiscal year. Because of
the seasonal nature of the Company’s heating business, there are substantial variations in operations reported on
a quarterly basis.

107

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Quarter
Ended

Operating
Revenues

Operating
Income

2007
9/30/2007 . . $302,030
6/30/2007 . . $448,779
3/31/2007 . . $798,100
12/31/2006. . $490,657
2006
9/30/2006 . . $280,506
6/30/2006 . . $397,206
3/31/2006 . . $874,700
12/31/2005. . $687,263

$ 73,504
$ 83,933
$142,404
$ 96,657

$ 56,865
$ 67,122
$133,745
$ 97,891

Income
from
Continuing
Operations

Income
(Loss)
from
Discontinued
Operations

Net
Income
Available
for
Common
Stock

Earnings from
Continuing
Operations per
Common Share
Basic Diluted

Earnings per
Common Share
Basic Diluted

(Thousands, except per common share amounts)

$34,295
$41,212(2)
$75,480(3)
$50,688(4)

$123,395(1) $157,690(1)
$ 46,798(2)
$
$ 78,447(3)
$
$ 54,520(4)
$

5,586
2,967
3,832

$0.41
$0.49
$0.91
$0.61

$28,585
$37,618(7)
$69,650
$48,761(9)

$ (26,617)(5) $
$ (37,507)(6) $
$
$

8,944(8) $ 78,594(8)
$ 57,418(9)
8,657

1,968(5)

$0.34
111(6)(7) $0.45
$0.83
$0.58

$0.40
$0.48
$0.89
$0.60

$0.33
$0.44
$0.81
$0.57

$1.89
$0.56
$0.95
$0.66

$1.84
$0.55
$0.92
$0.64

$0.02
$0.02
$ — $ —
$0.91
$0.93
$0.67
$0.68

(1) Includes a $120.3 million gain on the sale of SECI.

(2) Includes $4.8 million of income associated with the reversal of reserve for preliminary project costs

associated with the Empire Connector project.

(3) Includes a $2.3 million of income associated with the reversal of a purchased gas expense accrual related to

the resolution of a contingency.

(4) Includes a $1.9 million positive earnings impact associated with the discontinuance of hedge accounting on

an interest rate collar.

(5) Includes expense of $29.1 million related to the impairment of oil and gas producing properties.
(6) Includes expense of $39.5 million related to the impairment of oil and gas producing properties.

(7) Includes income of $6.1 million related to income tax adjustments.

(8) Includes income of $5.1 million related to income tax adjustments.
(9) Includes income of $2.6 million related to a regulatory adjustment.

Note N — Market for Common Stock and Related Shareholder Matters (unaudited)

At September 30, 2007, there were 16,989 registered shareholders of Company common stock. The
common stock is listed and traded on the New York Stock Exchange. Information related to restrictions on the
payment of dividends can be found in Note E — Capitalization and Short-Term Borrowings. The quarterly price

108

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

ranges (based on intra-day prices) and quarterly dividends declared for the fiscal years ended September 30,
2007 and 2006, are shown below:

Quarter Ended

Price Range

High

Low

Dividends Declared

2007
9/30/2007 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $47.00
6/30/2007 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $47.87
3/31/2007 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $43.79
12/31/2006 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $40.21
2006
9/30/2006 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $39.16
6/30/2006 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $36.75
3/31/2006 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $35.43
12/31/2005 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $35.27

$40.95
$42.75
$36.94
$35.02

$34.95
$31.33
$30.60
$29.25

$.31
$.31
$.30
$.30

$.30
$.30
$.29
$.29

Note O — Supplementary Information for Oil and Gas Producing Activities (unaudited)

The following supplementary information is presented in accordance with SFAS 69, “Disclosures about Oil
and Gas Producing Activities,” and related SEC accounting rules. All monetary amounts are expressed in
U.S. dollars.

Capitalized Costs Relating to Oil and Gas Producing Activities

At September 30

2007

2006

(Thousands)

Proved Properties(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $1,583,956
20,005
Unproved Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$1,884,049
41,930

Less — Accumulated Depreciation, Depletion and Amortization . . . . .

1,603,961
627,073

1,925,979
929,921

$ 976,888

$ 996,058

(1) Includes asset retirement costs of $40.9 million and $42.2 million at September 30, 2007 and 2006,

respectively.

Costs related to unproved properties are excluded from amortization until proved reserves are found or it is
determined that the unproved properties are impaired. All costs related to unproved properties are reviewed
quarterly to determine if impairment has occurred. The amount of any impairment is transferred to the pool of
capitalized costs being amortized. Following is a summary of costs excluded from amortization at September 30,
2007:

Total
as of
September 30,
2007

Year Costs Incurred
2005

2007

2006
(Thousands)

Prior

Acquisition Costs . . . . . . . . . . . . . . . . . . .

$20,005

$5,957

$12,485

$1,099

$464

109

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Costs Incurred in Oil and Gas Property Acquisition, Exploration and Development Activities

2007

Year Ended September 30
2006
(Thousands)

2005

United States
Property Acquisition Costs:

Proved . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $
Unproved . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Exploration Costs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Development Costs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Asset Retirement Costs . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2,621
3,210
26,891
113,206
2,139

$

5,339
8,844
64,087
87,738
10,965

148,067

176,973

$

287
1,215
32,456
49,016
8,051

91,025

Canada — Discontinued Operations
Property Acquisition Costs:

Proved . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Unproved . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Exploration Costs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Development Costs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Asset Retirement Costs . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

(1,404)
(1,142)
20,134
11,414
167

(427)
6,492
20,778
14,385
279

(1,551)
4,668
22,943
12,198
292

29,169

41,507

38,550

Total
Property Acquisition Costs:

Proved . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Unproved . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Exploration Costs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Development Costs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Asset Retirement Costs . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1,217
2,068
47,025
124,620
2,306

4,912
15,336
84,865
102,123
11,244

(1,264)
5,883
55,399
61,214
8,343

$177,236

$218,480

$129,575

For the years ended September 30, 2007, 2006 and 2005, the Company spent $30.3 million, $55.6 million

and $19.2 million, respectively, developing proved undeveloped reserves.

110

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Results of Operations for Producing Activities

Year Ended September 30
2006
(Thousands, except per Mcfe amounts)

2007

2005

United States
Operating Revenues:

Natural Gas (includes revenues from sales to affiliates of $325,

$106 and $77, respectively) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $135,399
189,539

Oil, Condensate and Other Liquids . . . . . . . . . . . . . . . . . . . . . . . . .

$152,451
195,050

$151,004
160,145

Total Operating Revenues(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Production/Lifting Costs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Accretion Expense . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Depreciation, Depletion and Amortization ($1.97, $1.74 and $1.58

per Mcfe of production) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Income Tax Expense . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Results of Operations for Producing Activities (excluding corporate

324,938
48,410
3,704

347,501
41,354
2,412

311,149
38,442
2,220

77,452
78,928

66,488
88,104

67,097
74,110

overheads and interest charges) . . . . . . . . . . . . . . . . . . . . . . . . . . . .

116,444

149,143

129,280

Canada — Discontinued Operations
Operating Revenues:

Natural Gas. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Oil, Condensate and Other Liquids . . . . . . . . . . . . . . . . . . . . . . . . .

Total Operating Revenues(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Production/Lifting Costs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Accretion Expense . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Depreciation, Depletion and Amortization ($1.67, $2.95 and $2.36

per Mcfe of production) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Impairment of Oil and Gas Producing Properties(2) . . . . . . . . . . . . . .
Income Tax Expense (Benefit). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Results of Operations for Producing Activities (excluding corporate

39,114
10,313

49,427
14,846
249

12,787
—
3,703

54,819
13,985

68,804
14,628
258

27,439
104,739
(31,987)

49,275
12,875

62,150
12,683
228

23,108
—
8,577

overheads and interest charges) . . . . . . . . . . . . . . . . . . . . . . . . . . . .

17,842

(46,273)

17,554

111

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Year Ended September 30
2006
(Thousands, except per Mcfe amounts)

2007

2005

Total
Operating Revenues:

Natural Gas (includes revenues from sales to affiliates of $325,

$106 and $77, respectively) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Oil, Condensate and Other Liquids . . . . . . . . . . . . . . . . . . . . . . . . .

Total Operating Revenues(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Production/Lifting Costs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Accretion Expense . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Depreciation, Depletion and Amortization ($1.92, $1.98 and $1.72

per Mcfe of production) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Impairment of Oil and Gas Producing Properties(2) . . . . . . . . . . . . . .
Income Tax Expense . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Results of Operations for Producing Activities (excluding corporate

174,513
199,852

374,365
63,256
3,953

90,239
—
82,631

207,270
209,035

416,305
55,982
2,670

93,927
104,739
56,117

200,279
173,020

373,299
51,125
2,448

90,205
—
82,687

overheads and interest charges) . . . . . . . . . . . . . . . . . . . . . . . . . . . . $134,286

$102,870

$146,834

(1) Exclusive of hedging gains and losses. See further discussion in Note F — Financial Instruments.
(2) See discussion of impairment in Note A — Summary of Significant Accounting Policies.

112

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Reserve Quantity Information

The Company’s proved oil and gas reserves are located in the United States. The estimated quantities of
proved reserves disclosed in the table below are based upon estimates by qualified Company geologists and
engineers and are audited by independent petroleum engineers. Such estimates are inherently imprecise and
may be subject to substantial revisions as a result of numerous factors including, but not limited to, additional
development activity, evolving production history and continual reassessment of the viability of production
under varying economic conditions.

Gas MMcf

U. S.

Gulf
Coast
Region

West
Coast
Region

Appalachian
Region

Total
U.S.

Canada
(Discontinued
Operations)

Total
Company

27,734 67,444

78,760

173,938

50,846

224,784

17,165

—

5,461

22,626

4,849

27,475

6,039

7,067
(12,468) (4,052)
—

—

3,733
(4,650)
(179)

16,839
(21,170)
(179)

(1,600)
(8,009)
—

15,239
(29,179)
(179)

38,470 70,459

83,125

192,054

46,086

238,140

11,763

1,815

11,132

24,710

6,229

30,939

679

5,757
(9,110) (3,880)

(7,776)
(5,108)

(1,340)
(18,098)

(11,096)
(7,673)

(12,436)
(25,771)

— 1,715
—
—

—
—

1,715
—

—
(12)

1,715
(12)

41,802 75,866

81,373

199,041

33,534

232,575

3,577

—

29,676

33,253

1,333

34,586

(9,851)

1,238
(10,356) (3,929)
—

(36)

1,618
(5,555)
(34)

(6,995)
(19,840)
(70)

11,634
(6,426)
(40,075)

4,639
(26,266)
(40,145)

Proved Developed and

Undeveloped Reserves:
September 30, 2004 . . . . . . .
Extensions and

Discoveries . . . . . . . . . . .

Revisions of Previous

Estimates . . . . . . . . . . . . .
Production . . . . . . . . . . . . .
Sales of Minerals in Place . .

September 30, 2005 . . . . . . .
Extensions and

Discoveries . . . . . . . . . . .

Revisions of Previous

Estimates . . . . . . . . . . . . .
Production . . . . . . . . . . . . .
Purchases of Minerals in

Place . . . . . . . . . . . . . . . .
Sales of Minerals in Place . .

September 30, 2006 . . . . . . .
Extensions and

Discoveries . . . . . . . . . . .

Revisions of Previous

Estimates . . . . . . . . . . . . .
Production . . . . . . . . . . . . .
Sales of Minerals in Place . .

September 30, 2007 . . . . . . .

25,136 73,175

107,078

205,389

— 205,389

Proved Developed Reserves:
September 30, 2004 . . . . . . .
September 30, 2005 . . . . . . .
September 30, 2006 . . . . . . .
September 30, 2007 . . . . . . .

25,827 53,035
23,108 58,692
32,345 64,196
25,136 66,017

78,760
83,125
81,373
96,674

157,622
164,925
177,914
187,827

46,223
43,980
33,534

203,845
208,905
211,448
— 187,827

113

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Oil Mbbl

U.S.

Gulf Coast
Region

West
Coast
Region

Appalachian
Region

Total
U.S.

Canada
(Discontinued
Operations)

Total
Company

Proved Developed and

Undeveloped Reserves:

September 30, 2004 . . . . . . . .
Extensions and Discoveries . . .
Revisions of Previous

Estimates. . . . . . . . . . . . . . .
Production . . . . . . . . . . . . . . .
Sales of Minerals in Place . . . .
September 30, 2005 . . . . . . . .
Extensions and Discoveries . . .
Revisions of Previous

Estimates. . . . . . . . . . . . . . .
Production . . . . . . . . . . . . . . .
Purchases of Minerals in

Place . . . . . . . . . . . . . . . . . .
Sales of Minerals in Place . . . .
September 30, 2006 . . . . . . . .
Extensions and Discoveries . . .
Revisions of Previous

Estimates. . . . . . . . . . . . . . .
Production . . . . . . . . . . . . . . .
Sales of Minerals in Place . . . .

2,080
99

60,882
—

105
(989)
—
1,295
39

(1,253)
(2,544)
—
57,085
172

595
(685)

(80)
(2,582)

—
—
1,244
63

274
—
54,869
—

851
(717)
(6)

(6,822)
(2,403)
—

September 30, 2007 . . . . . . . .

1,435

45,644

Proved Developed Reserves:
September 30, 2004 . . . . . . . .
September 30, 2005 . . . . . . . .
September 30, 2006 . . . . . . . .
September 30, 2007 . . . . . . . .

2,061
1,229
1,217
1,435

38,631
41,701
42,522
36,509

147
63

3
(36)
—
177
108

57
(69)

—
—
273
281

84
(124)
(7)

507

148
177
273
483

63,109
162

(1,145)
(3,569)
—
58,557
319

572
(3,336)

274
—
56,386
344

(5,887)
(3,244)
(13)

47,586

40,840
43,107
44,012
38,427

2,104
204

(186)
(300)
(122)
1,700
128

101
(272)

—
(25)
1,632
108

(76)
(206)
(1,458)

65,213
366

(1,331)
(3,869)
(122)
60,257
447

673
(3,608)

274
(25)
58,018
452

(5,963)
(3,450)
(1,471)

—

47,586

2,104
1,700
1,632
—

42,944
44,807
45,644
38,427

Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves

The Company cautions that the following presentation of the standardized measure of discounted future
net cash flows is intended to be neither a measure of the fair market value of the Company’s oil and gas
properties, nor an estimate of the present value of actual future cash flows to be obtained as a result of their
development and production. It is based upon subjective estimates of proved reserves only and attributes no
value to categories of reserves other than proved reserves, such as probable or possible reserves, or to unproved
acreage. Furthermore, it is based on year-end prices and costs adjusted only for existing contractual changes,
and it assumes an arbitrary discount rate of 10%. Thus, it gives no effect to future price and cost changes certain
to occur under widely fluctuating political and economic conditions.

The standardized measure is intended instead to provide a means for comparing the value of the Company’s
proved reserves at a given time with those of other oil- and gas-producing companies than is provided by a
simple comparison of raw proved reserve quantities.

114

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

2007

Year Ended September 30
2006
(Thousands)

2005

United States
Future Cash Inflows. . . . . . . . . . . . . . . . . . . . . . . . . . . $4,879,496

$3,911,059

$6,138,522

Less:

Future Production Costs . . . . . . . . . . . . . . . . . . . .
Future Development Costs . . . . . . . . . . . . . . . . . .
Future Income Tax Expense at Applicable

872,536
229,987

758,258
205,497

777,417
188,795

Statutory Rate . . . . . . . . . . . . . . . . . . . . . . . . . .

1,423,707

1,019,307

1,868,548

Future Net Cash Flows . . . . . . . . . . . . . . . . . . . . . . . .

2,353,266

1,927,997

3,303,762

Less:

10% Annual Discount for Estimated Timing of

Cash Flows . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1,292,804

1,066,338

1,812,230

Standardized Measure of Discounted Future Net

Cash Flows . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1,060,462

861,659

1,491,532

Canada — Discontinued Operations
Future Cash Inflows. . . . . . . . . . . . . . . . . . . . . . . . . . .

Less:

Future Production Costs . . . . . . . . . . . . . . . . . . . .
Future Development Costs . . . . . . . . . . . . . . . . . .
Future Income Tax Expense at Applicable

Statutory Rate . . . . . . . . . . . . . . . . . . . . . . . . . .

Future Net Cash Flows . . . . . . . . . . . . . . . . . . . . . . .
Less:

10% Annual Discount for Estimated Timing of

Cash Flows . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Standardized Measure of Discounted Future Net

Cash Flows . . . . . . . . . . . . . . . . . . . . . . . . . . . .

—

—
—

—

—

—

—

197,227

601,210

92,234
11,520

(151)

93,624

136,338
12,197

137,524

315,151

19,375

108,508

74,249

206,643

Total
Future Cash Inflows. . . . . . . . . . . . . . . . . . . . . . . . . . .

4,879,496

4,108,286

6,739,732

Less:

Future Production Costs . . . . . . . . . . . . . . . . . . . .
Future Development Costs . . . . . . . . . . . . . . . . . .
Future Income Tax Expense at Applicable

872,536
229,987

850,492
217,017

913,755
200,992

Statutory Rate . . . . . . . . . . . . . . . . . . . . . . . . . .

1,423,707

1,019,156

2,006,072

Future Net Cash Flows . . . . . . . . . . . . . . . . . . . . . . .
Less:

10% Annual Discount for Estimated Timing of

2,353,266

2,021,621

3,618,913

Cash Flows . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1,292,804

1,085,713

1,920,738

Standardized Measure of Discounted Future Net

Cash Flows . . . . . . . . . . . . . . . . . . . . . . . . . . . . $1,060,462

$ 935,908

$1,698,175

115

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

The principal sources of change in the standardized measure of discounted future net cash flows were as

follows:

2007

Year Ended September 30
2006
(Thousands)

2005

United States
Standardized Measure of Discounted Future

Net Cash Flows at Beginning of Year . . . . . . . . . . . . . $ 861,659
(276,529)
539,895
—
484
98,751

Sales, Net of Production Costs . . . . . . . . . . . . . . .
Net Changes in Prices, Net of Production Costs . .
Purchases of Minerals in Place . . . . . . . . . . . . . . .
Sales of Minerals in Place . . . . . . . . . . . . . . . . . . .
Extensions and Discoveries . . . . . . . . . . . . . . . . . .
Changes in Estimated Future Development

$1,491,532
(306,147)
(941,545)
7,607
—
66,975

$ 935,369
(272,707)
1,093,353
—
(762)
100,102

Costs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

(83,199)

(83,750)

(89,805)

Previously Estimated Development Costs

Incurred . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

58,710

67,048

25,038

Net Change in Income Taxes at Applicable

Statutory Rate . . . . . . . . . . . . . . . . . . . . . . . . . .
Revisions of Previous Quantity Estimates. . . . . . . .
Accretion of Discount and Other . . . . . . . . . . . . . .

(174,920)
(140,203)
175,814

404,176
4,850
150,913

(362,956)
25,055
38,845

Standardized Measure of Discounted Future Net Cash

Flows at End of Year . . . . . . . . . . . . . . . . . . . . . . . . .

1,060,462

861,659

1,491,532

Canada — Discontinued Operations
Standardized Measure of Discounted Future

Net Cash Flows at Beginning of Year . . . . . . . . . . . . .
Sales, Net of Production Costs . . . . . . . . . . . . . . .
Net Changes in Prices, Net of Production Costs . .
Purchases of Minerals in Place . . . . . . . . . . . . . . .
Sales of Minerals in Place . . . . . . . . . . . . . . . . . . .
Extensions and Discoveries . . . . . . . . . . . . . . . . . .
Changes in Estimated Future Development

74,249
(34,581)
35,628
—
(151,236)
6,908

206,643
(54,176)
(180,216)
—
(238)
10,369

110,730
(49,467)
174,985
—
(3,751)
31,028

Costs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5,722

(3,282)

(11,007)

Previously Estimated Development Costs

Incurred . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5,798

4,450

12,032

Net Change in Income Taxes at Applicable

Statutory Rate . . . . . . . . . . . . . . . . . . . . . . . . . .
Revisions of Previous Quantity Estimates. . . . . . . .
Accretion of Discount and Other . . . . . . . . . . . . . .

(10,075)
34,998
32,589

82,966
(15,478)
23,211

(51,541)
(5,990)
(376)

Standardized Measure of Discounted Future Net Cash

Flows at End of Year . . . . . . . . . . . . . . . . . . . . . . . . .

—

74,249

206,643

116

NATIONAL FUEL GAS COMPANY

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Total
Standardized Measure of Discounted Future

Net Cash Flows at Beginning of Year . . . . . . . . . . . .
Sales, Net of Production Costs . . . . . . . . . . . . . . .
Net Changes in Prices, Net of Production Costs . .
Purchases of Minerals in Place . . . . . . . . . . . . . . .
Sales of Minerals in Place . . . . . . . . . . . . . . . . . .
Extensions and Discoveries . . . . . . . . . . . . . . . . .
Changes in Estimated Future Development

2007

Year Ended September 30
2006
(Thousands)

2005

935,908
(311,110)
575,523
—
(150,752)
105,659

1,698,175
(360,323)
(1,121,761)
7,607
(238)
77,344

1,046,099
(322,174)
1,268,338
—
(4,513)
131,130

Costs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

(77,477)

(87,032)

(100,812)

Previously Estimated Development Costs

Incurred . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

64,508

71,498

37,070

Net Change in Income Taxes at Applicable

Statutory Rate . . . . . . . . . . . . . . . . . . . . . . . . .
Revisions of Previous Quantity Estimates . . . . . . .
Accretion of Discount and Other . . . . . . . . . . . . .

(184,995)
(105,205)
208,403

487,142
(10,628)
174,124

(414,497)
19,065
38,469

Standardized Measure of Discounted Future Net Cash

Flows at End of Year . . . . . . . . . . . . . . . . . . . . . . . . $1,060,462

$

935,908

$1,698,175

Schedule II — Valuation and Qualifying Accounts

Description

Year Ended September 30, 2007
Allowance for Uncollectible Accounts . . . . . . .

Year Ended September 30, 2006
Allowance for Uncollectible Accounts . . . . . . .
Deferred Tax Valuation Allowance. . . . . . . . . .

Year Ended September 30, 2005
Allowance for Uncollectible Accounts . . . . . . .
Deferred Tax Valuation Allowance. . . . . . . . . .

Balance
at
Beginning
of
Period

Additions
Charged
to
Costs
and
Expenses

Additions
Charged
to
Other
Accounts
(Thousands)

Balance
at
End
of
Period

Deductions(3)

$31,427

$27,652

$1,414(1)

$31,839

$28,654

$26,940
$ 2,877

$29,088
$ (2,877)

$ 907(1)
$ —

$25,508
$ —

$31,427
$ —

$17,440
$ 2,877

$31,113
$ — $ —

$2,480(2)

$24,093
$ —

$26,940
$ 2,877

(1) Represents the discount on accounts receivable purchased in accordance with the Utility segment’s 2005

New York rate agreement.

(2) Represents amounts reclassified from regulatory asset and regulatory liability accounts under various rate
settlements ($4.5 million). Also includes amounts removed with the sale of U.E. (-$2.02 million).

(3) Amounts represent net accounts receivable written-off.

117

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

The term “disclosure controls and procedures” is defined in Rules 13a-15(e) and 15d-15(e) under the
Exchange Act. These rules refer to the controls and other procedures of a company that are designed to ensure
that information required to be disclosed by a company in the reports that it files or submits under the Exchange
Act is recorded, processed, summarized and reported within the time periods specified in the SEC’s rules and
forms. Disclosure controls and procedures include, without limitation, controls and procedures designed to
ensure that information required to be disclosed is accumulated and communicated to the company’s man-
agement, including its principal executive and principal financial officers, as appropriate to allow timely
decisions regarding required disclosure. The Company’s management, including the Chief Executive Officer
and Principal Financial Officer, evaluated the effectiveness of the Company’s disclosure controls and procedures
as of the end of the period covered by this report. Based upon that evaluation, the Company’s Chief Executive
Officer and Principal Financial Officer concluded that the Company’s disclosure controls and procedures were
effective as of September 30, 2007.

Management’s Report on Internal Control over Financial Reporting

The management of the Company is responsible for establishing and maintaining adequate internal control
over financial reporting as defined in Rules 13a-15(f) and 15d-15(f) under the Exchange Act. The Company’s
internal control over financial reporting is designed to provide reasonable assurance regarding the reliability of
financial reporting and preparation of financial statements for external purposes in accordance with GAAP.
Because of its inherent limitations, internal control over financial reporting may not prevent or detect
misstatements.

The Company’s management assessed the effectiveness of the Company’s internal control over financial
reporting as of September 30, 2007. In making this assessment, management used the framework and criteria set
forth by the Committee of Sponsoring Organizations of the Treadway Commission (COSO) in Internal
Control — Integrated Framework. Based on this assessment, management concluded that the Company main-
tained effective internal control over financial reporting as of September 30, 2007.

PricewaterhouseCoopers LLP, the independent registered public accounting firm that audited the Com-
pany’s consolidated financial statements included in this Annual Report on Form 10-K, has issued a report on
the effectiveness of the Company’s internal control over financial reporting as of September 30, 2007. The report
appears in Part II, Item 8 of this Annual Report on Form 10-K.

Changes in Internal Control over Financial Reporting

There were no changes in the Company’s internal control over financial reporting that occurred during the
quarter ended September 30, 2007 that have materially affected, or are reasonably likely to materially affect, the
Company’s internal control over financial reporting.

Item 9B Other Information

None

PART III

Item 10 Directors, Executive Officers and Corporate Governance

The information required by this item concerning the directors of the Company and corporate governance
is omitted pursuant to Instruction G of Form 10-K since the Company’s definitive Proxy Statement for its 2008

118

Annual Meeting of Stockholders will be filed with the SEC not later than 120 days after September 30, 2007. The
information concerning directors is set forth in the definitive Proxy Statement under the headings entitled
“Nominees for Election as Directors for Three-Year Terms to Expire in 2011,” “Directors Whose Terms Expire in
2010,” “Directors Whose Terms Expire in 2009,” and “Section 16(a) Beneficial Ownership Reporting Com-
pliance” and is incorporated herein by reference. The information concerning corporate governance is set forth
in the definitive Proxy Statement under the heading entitled “Meetings of the Board of Directors and Standing
Committees” and is incorporated herein by reference. Information concerning the Company’s executive officers
can be found in Part I, Item 1, of this report.

The Company has adopted a Code of Business Conduct and Ethics that applies to the Company’s directors,
officers and employees and has posted such Code of Business Conduct and Ethics on the Company’s website,
www.nationalfuelgas.com, together with certain other corporate governance documents. Copies of the Com-
pany’s Code of Business Conduct and Ethics, charters of important committees, and Corporate Governance
Guidelines will be made available free of charge upon written request to Investor Relations, National Fuel Gas
Company, 6363 Main Street, Williamsville, New York 14221.

The Company intends to satisfy the disclosure requirement under Item 5.05 of Form 8-K regarding an
amendment to, or a waiver from, a provision of its code of ethics that applies to the Company’s principal
executive officer, principal financial officer, principal accounting officer or controller, or persons performing
similar functions, and that relates to any element of the code of ethics definition enumerated in paragraph (b) of
Item 406 of the SEC’s Regulation S-K, by posting such information on its website, www.nationalfuelgas.com.

Item 11 Executive Compensation

The information required by this item is omitted pursuant to Instruction G of Form 10-K since the
Company’s definitive Proxy Statement for its 2008 Annual Meeting of Stockholders will be filed with the SEC
not later than 120 days after September 30, 2007. The information concerning executive compensation is set
forth in the definitive Proxy Statement under the headings “Executive Compensation” and “Compensation
Committee Interlocks and Insider Participation” and, excepting the “Report of the Compensation Committee,”
is incorporated herein by reference.

Item 12 Security Ownership of Certain Beneficial Owners and Management and Related Stockholder

Matters

Equity Compensation Plan Information

The information required by this item is omitted pursuant to Instruction G of Form 10-K since the
Company’s definitive Proxy Statement for its 2008 Annual Meeting of Stockholders will be filed with the SEC
not later than 120 days after September 30, 2007. The equity compensation plan information is set forth in the
definitive Proxy Statement under the heading “Equity Compensation Plan Information” and is incorporated
herein by reference.

Security Ownership and Changes in Control

(a) Security Ownership of Certain Beneficial Owners

The information required by this item is omitted pursuant to Instruction G of Form 10-K since the
Company’s definitive Proxy Statement for its 2008 Annual Meeting of Stockholders will be filed with the SEC
not later than 120 days after September 30, 2007. The information concerning security ownership of certain
beneficial owners is set forth in the definitive Proxy Statement under the heading “Security Ownership of
Certain Beneficial Owners and Management” and is incorporated herein by reference.

(b) Security Ownership of Management

The information required by this item is omitted pursuant to Instruction G of Form 10-K since the
Company’s definitive Proxy Statement for its 2008 Annual Meeting of Stockholders will be filed with the SEC
not later than 120 days after September 30, 2007. The information concerning security ownership of

119

management is set forth in the definitive Proxy Statement under the heading “Security Ownership of Certain
Beneficial Owners and Management” and is incorporated herein by reference.

(c) Changes in Control

None

Item 13 Certain Relationships and Related Transactions, and Director Independence

The information required by this item is omitted pursuant to Instruction G of Form 10-K since the
Company’s definitive Proxy Statement for its 2008 Annual Meeting of Stockholders will be filed with the SEC
not later than 120 days after September 30, 2007. The information regarding certain relationships and related
transactions is set forth in the definitive Proxy Statement under the headings “Compensation Committee
Interlocks and Insider Participation” and “Related Person Transactions” and is incorporated herein by refer-
ence. The information regarding director independence is set forth in the definitive Proxy Statement under the
heading “Director Independence” and is incorporated herein by reference.

Item 14 Principal Accountant Fees and Services

The information required by this item is omitted pursuant to Instruction G of Form 10-K since the
Company’s definitive Proxy Statement for its 2008 Annual Meeting of Stockholders will be filed with the SEC
not later than 120 days after September 30, 2007. The information concerning principal accountant fees and
services is set forth in the definitive Proxy Statement under the heading “Audit Fees” and is incorporated herein
by reference.

Item 15 Exhibits and Financial Statement Schedules

(a)1. Financial Statements

PART IV

Financial statements filed as part of this report are listed in the index included in Item 8 of this Form 10-K,

and reference is made thereto.

(a)2. Financial Statement Schedules

Financial statement schedules filed as part of this report are listed in the index included in Item 8 of this

Form 10-K, and reference is made thereto.

(a)3. Exhibits

Exhibit
Number

Description of
Exhibits

3(i)
(cid:129)

(cid:129)

3(ii)
(cid:129)

4
(cid:129)

(cid:129)

Articles of Incorporation:
Restated Certificate of Incorporation of National Fuel Gas Company dated September 21, 1998
(Exhibit 3.1, Form 10-K for fiscal year ended September 30, 1998 in File No. 1-3880)
Certificate of Amendment of Restated Certificate of Incorporation (Exhibit 3(ii), Form 8-K dated
March 14, 2005 in File No. 1-3880)
By-Laws:
National Fuel Gas Company By-Laws as amended June 7, 2007 (Exhibit 3.1, Form 8-K dated June 8,
2007 in File No. 1-3880)
Instruments Defining the Rights of Security Holders, Including Indentures:
Indenture, dated as of October 15, 1974, between the Company and The Bank of New York (formerly
Irving Trust Company) (Exhibit 2(b) in File No. 2-51796)
Third Supplemental Indenture, dated as of December 1, 1982,to Indenture dated as of October 15,
1974, between the Company and The Bank of New York (formerly Irving Trust Company)
(Exhibit 4(a)(4) in File No. 33-49401)

120

Exhibit
Number

Description of
Exhibits

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

Eleventh Supplemental Indenture, dated as of May 1, 1992, to Indenture dated as of October 15, 1974,
between the Company and The Bank of New York (formerly Irving Trust Company) (Exhibit 4(b),
Form 8-K dated February 14, 1992 in File No. 1-3880)
Twelfth Supplemental Indenture, dated as of June 1, 1992, to Indenture dated as of October 15, 1974,
between the Company and The Bank of New York (formerly Irving Trust Company) (Exhibit 4(c),
Form 8-K dated June 18, 1992 in File No. 1-3880)
Thirteenth Supplemental Indenture, dated as of March 1, 1993, to Indenture dated as of October 15,
1974, between the Company and The Bank of New York (formerly Irving Trust Company)
(Exhibit 4(a)(14) in File No. 33-49401)
Fourteenth Supplemental Indenture, dated as of July 1, 1993,to Indenture dated as of October 15,
1974, between the Company and The Bank of New York (formerly Irving Trust Company) (Exhibit 4.1,
Form 10-K for fiscal year ended September 30, 1993 in File No. 1-3880)
Fifteenth Supplemental Indenture, dated as of September 1, 1996, to Indenture dated as of October 15,
1974, between the Company and The Bank of New York (formerly Irving Trust Company) (Exhibit 4.1,
Form 10-K for fiscal year ended September 30, 1996 in File No. 1-3880)
Indenture dated as of October 1, 1999, between the Company and The Bank of New York (Exhibit 4.1,
Form 10-K for fiscal year ended September 30, 1999 in File No. 1-3880)
Officers Certificate Establishing Medium-Term Notes, dated October 14, 1999 (Exhibit 4.2, Form 10-K
for fiscal year ended September 30, 1999 in File No. 1-3880)
Officers Certificate establishing 5.25% Notes due 2013, dated February 18, 2003 (Exhibit 4, Form 10-Q
for the quarterly period ended March 31, 2003 in File No. 1-3880)

4.1 Amended and Restated Rights Agreement, dated as of September 1, 2007, between the Company and

The Bank of New York

10 Material Contracts:

(cid:129)

(cid:129)

Contracts other than compensatory plans, contracts or arrangements:
Form of Indemnification Agreement, dated September 2006, between the Company and each Director
(Exhibit 10.1, Form 8-K dated September 18, 2006 in File No. 1-3880)
Credit Agreement, dated as of August 19, 2005, among the Company, the Lenders Party Thereto and
JPMorgan Chase Bank, N.A., as Administrative Agent (Exhibit 10.1, Form 10-K for fiscal year ended
September 30, 2005 in File No. 1-3880)
Compensatory plans, contracts or arrangements:

10.1 Form of Employment Continuation and Noncompetition Agreement among the Company, a subsidiary of
the Company and each of Philip C. Ackerman, Anna Marie Cellino, Paula M. Ciprich, Donna L. DeCarolis,
John R. Pustulka, James D. Ramsdell, David F. Smith and Ronald J. Tanski

10.2 Employment Continuation and Noncompetition Agreement, dated as of September 20, 2007, among

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

the Company, Seneca Resources Corporation and Matthew D. Cabell
Letter Agreement between the Company and Matthew D. Cabell, dated November 17, 2006
(Exhibit 10.1, Form 10-Q for the quarterly period ended December 31, 2006 in File No. 1-3880)
National Fuel Gas Company 1993 Award and Option Plan, dated February 18, 1993 (Exhibit 10.1,
Form 10-Q for the quarterly period ended March 31, 1993 in File No. 1-3880)
Amendment to National Fuel Gas Company 1993 Award and Option Plan, dated October 27, 1995
(Exhibit 10.8, Form 10-K for fiscal year ended September 30, 1995 in File No. 1-3880)
Amendment to National Fuel Gas Company 1993 Award and Option Plan, dated December 11, 1996
(Exhibit 10.8, Form 10-K for fiscal year ended September 30, 1996 in File No. 1-3880)
Amendment to National Fuel Gas Company 1993 Award and Option Plan, dated December 18, 1996
(Exhibit 10, Form 10-Q for the quarterly period ended December 31, 1996 in File No. 1-3880)
National Fuel Gas Company 1993 Award and Option Plan, amended through June 14, 2001
(Exhibit 10.1, Form 10-K for fiscal year ended September 30, 2001 in File No. 1-3880)

121

Exhibit
Number

Description of
Exhibits

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

National Fuel Gas Company 1993 Award and Option Plan, amended through September 8, 2005
(Exhibit 10.2, Form 10-K for fiscal year ended September 30, 2005 in File No. 1-3880)
Administrative Rules with Respect to At Risk Awards under the 1993 Award and Option Plan
(Exhibit 10.14, Form 10-K for fiscal year ended September 30, 1996 in File No. 1-3880)
National Fuel Gas Company 1997 Award and Option Plan, as amended and restated as of February 15,
2007 (Exhibit 10.2, Form 10-Q for the quarterly period ended March 31, 2007 in File No. 1-3880)
Form of Award Notice under National Fuel Gas Company 1997 Award and Option Plan (Exhibit 10.1,
Form 8-K dated March 28, 2005 in File No. 1-3880)
Form of Award Notice under National Fuel Gas Company 1997 Award and Option Plan (Exhibit 10.1,
Form 8-K dated May 16, 2006 in File No. 1-3880)
Form of Restricted Stock Award Notice under National Fuel Gas Company 1997 Award and Option
Plan (Exhibit 10.2, Form 10-Q for the quarterly period ended December 31, 2006 in File No. 1-3880)
Form of Stock Option Award Notice under National Fuel Gas Company 1997 Award and Option Plan
(Exhibit 10.3, Form 10-Q for the quarterly period ended December 31, 2006 in File No. 1-3880)
Administrative Rules with Respect to At Risk Awards under the 1997 Award and Option Plan amended
and restated as of September 8, 2005 (Exhibit 10.4, Form 10-K for fiscal year ended September 30, 2005
in File No. 1-3880)
National Fuel Gas Company 2007 Annual At Risk Compensation Incentive Program (Exhibit 10.1,
Form 10-Q for the quarterly period ended March 31, 2007 in File No. 1-3880)
Description of performance goals for Chief Executive Officer under the Company’s Annual At Risk
Compensation Incentive Program (Exhibit 10, Form 10-Q for the quarterly period ended December 31,
2004 in File No. 1-3880)
Description of performance goals for Chief Executive Officer under the Company’s Annual At Risk
Compensation Incentive Program (Exhibit 10.2, Form 10-Q for the quarterly period ended
December 31, 2005 in File No. 1-3880)
Description of performance goals for certain executive officers under the Company’s Annual At Risk
Compensation Incentive Program (Exhibit 10.8, Form 10-Q for the quarterly period ended
December 31, 2006 in File No. 1-3880)
Administrative Rules of the Compensation Committee of the Board of Directors of National Fuel Gas
Company, as amended and restated effective December 6, 2006 (Exhibit 10.6, Form 10-Q for the
quarterly period ended December 31, 2006 in File No. 1-3880)
National Fuel Gas Company Deferred Compensation Plan, as amended and restated through May 1,
1994 (Exhibit 10.7, Form 10-K for fiscal year ended September 30, 1994 in File No. 1-3880)
Amendment to National Fuel Gas Company Deferred Compensation Plan, dated September 27, 1995
(Exhibit 10.9, Form 10-K for fiscal year ended September 30, 1995 in File No. 1-3880)
Amendment to National Fuel Gas Company Deferred Compensation Plan, dated September 19, 1996
(Exhibit 10.10, Form 10-K for fiscal year ended September 30, 1996 in File No. 1-3880)
National Fuel Gas Company Deferred Compensation Plan, as amended and restated through March 20,
1997 (Exhibit 10.3,Form 10-K for fiscal year ended September 30, 1997 in File No. 1-3880)
Amendment to National Fuel Gas Company Deferred Compensation Plan, dated June 16, 1997
(Exhibit 10.4, Form 10-K for fiscal year ended September 30, 1997 in File No. 1-3880)
Amendment No. 2 to the National Fuel Gas Company Deferred Compensation Plan, dated March 13,
1998 (Exhibit 10.1, Form 10-K for fiscal year ended September 30, 1998 in File No. 1-3880)
Amendment to the National Fuel Gas Company Deferred Compensation Plan, dated February 18, 1999
(Exhibit 10.1,Form 10-Q for the quarterly period ended March 31, 1999 in File No. 1-3880)
Amendment to National Fuel Gas Company Deferred Compensation Plan, dated June 15, 2001
(Exhibit 10.3, Form 10-K for fiscal year ended September 30, 2001 in File No. 1-3880)
Amendment to the National Fuel Gas Company Deferred Compensation Plan, dated October 21, 2005
(Exhibit 10.5, Form 10-K for fiscal year ended September 30, 2005 in File No. 1-3880)

122

Exhibit
Number

Description of
Exhibits

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

Form of Letter Regarding Deferred Compensation Plan and Internal Revenue Code Section 409A, dated
July 12, 2005 (Exhibit 10.6, Form 10-K for fiscal year ended September 30, 2005 in File No. 1-3880)
National Fuel Gas Company Tophat Plan, effective March 20, 1997 (Exhibit 10, Form 10-Q for the
quarterly period ended June 30, 1997 in File No. 1-3880)
Amendment No. 1 to National Fuel Gas Company Tophat Plan, dated April 6, 1998 (Exhibit 10.2,
Form 10-K for fiscal year ended September 30, 1998 in File No. 1-3880)
Amendment No. 2 to National Fuel Gas Company Tophat Plan, dated December 10, 1998 (Exhibit 10.1,
Form 10-Q for the quarterly period ended December 31, 1998 in File No. 1-3880)
Form of Letter Regarding Tophat Plan and Internal Revenue Code Section 409A, dated July 12, 2005
(Exhibit 10.7, Form 10-K for fiscal year ended September 30, 2005 in File No. 1-3880)
National Fuel Gas Company Tophat Plan, Amended and Restated December 7, 2005 (Exhibit 10.1,
Form 10-Q for the quarterly period ended December 31, 2005 in File No. 1-3880)

10.3 National Fuel Gas Company Tophat Plan, as amended September 20, 2007

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

Amended and Restated Split Dollar Insurance and Death Benefit Agreement, dated September 17, 1997
between the Company and Philip C. Ackerman (Exhibit 10.5, Form 10-K for fiscal year ended
September 30, 1997 in File No. 1-3880)
Amendment Number 1 to Amended and Restated Split Dollar Insurance and Death Benefit Agreement
by and between the Company and Philip C. Ackerman, dated March 23, 1999 (Exhibit 10.3, Form 10-K
for fiscal year ended September 30, 1999 in File No. 1-3880)
Amended and Restated Split Dollar Insurance and Death Benefit Agreement, dated September 15, 1997,
between the Company and Dennis J. Seeley (Exhibit 10.9, Form 10-K for fiscal year ended
September 30, 1999 in File No. 1-3880)
Amendment Number 1 to Amended and Restated Split Dollar Insurance and Death Benefit Agreement
by and between the Company and Dennis J. Seeley, dated March 29, 1999 (Exhibit 10.10, Form 10-K
for fiscal year ended September 30, 1999 in File No. 1-3880)
Split Dollar Insurance and Death Benefit Agreement, dated September 15, 1997, between the Company
and David F. Smith (Exhibit 10.13, Form 10-K for fiscal year ended September 30, 1999 in File
No. 1-3880)
Amendment Number 1 to Split Dollar Insurance and Death Benefit Agreement by and between the
Company and David F. Smith, dated March 29, 1999 (Exhibit 10.14, Form 10-K for fiscal year ended
September 30, 1999 in File No. 1-3880)
National Fuel Gas Company Parameters for Executive Life Insurance Plan (Exhibit 10.1, Form 10-K for
fiscal year ended September 30, 2004 in File No. 1-3880)
National Fuel Gas Company and Participating Subsidiaries Executive Retirement Plan as amended and
restated through November 1, 1995 (Exhibit 10.10, Form 10-K for fiscal year ended September 30,
1995 in File No. 1-3880)
Amendments to National Fuel Gas Company and Participating Subsidiaries Executive Retirement Plan,
dated September 18, 1997 (Exhibit 10.9, Form 10-K for fiscal year ended September 30, 1997 in File
No. 1-3880)
Amendments to National Fuel Gas Company and Participating Subsidiaries Executive Retirement Plan,
dated December 10, 1998 (Exhibit 10.2, Form 10-Q for the quarterly period ended December 31, 1998
in File No. 1-3880)
Amendments to National Fuel Gas Company and Participating Subsidiaries Executive Retirement Plan,
effective September 16, 1999 (Exhibit 10.15, Form 10-K for fiscal year ended September 30, 1999 in
File No. 1-3880)
Amendment to National Fuel Gas Company and Participating Subsidiaries Executive Retirement Plan,
effective September 5, 2001 (Exhibit 10.4, Form 10-K/A for fiscal year ended September 30, 2001, in
File No. 1-3880)

123

Exhibit
Number

(cid:129)

Description of
Exhibits

National Fuel Gas Company and Participating Subsidiaries Executive Retirement Plan, Amended and
Restated as of January 1, 2007 (Exhibit 10.5, Form 10-Q for the quarterly period ended December 31,
2006 in File No. 1-3880)

10.4 National Fuel Gas Company and Participating Subsidiaries Executive Retirement Plan, Amended and

(cid:129)

(cid:129)

(cid:129)

(cid:129)

Restated as of September 20, 2007
National Fuel Gas Company and Participating Subsidiaries 1996 Executive Retirement Plan
Trust Agreement (II), dated May 10, 1996 (Exhibit 10.13, Form 10-K for fiscal year ended
September 30, 1996 in File No. 1-3880)
National Fuel Gas Company Participating Subsidiaries Executive Retirement Plan 2003
Trust Agreement(I), dated September 1, 2003 (Exhibit 10.2, Form 10-K for fiscal year ended
September 30, 2004 in File No. 1-3880)
National Fuel Gas Company Performance Incentive Program (Exhibit 10.1, Form 8-K dated June 3,
2005 in File No. 1-3880)
Excerpts of Minutes from the National Fuel Gas Company Board of Directors Meeting of March 20,
1997 regarding the Retainer Policy for Non-Employee Directors (Exhibit 10.11, Form 10-K for fiscal
year ended September 30, 1997 in File No. 1-3880)

10.5 Amended and Restated Retirement Benefit Agreement for David F. Smith, dated September 20,

2007,among the Company, National Fuel Gas Supply Corporation and David F. Smith
Description of performance goals for certain executive officers (Exhibit 10.1, Form 10-Q for the
quarterly period ended March 31, 2005 in File No. 1-3880)
Description of bonuses awarded to executive officer (Exhibit 10.1, Form 10-Q for the quarterly period
ended March 31, 2006 in File No. 1-3880)
Description of performance goals for certain executive officers (Exhibit 10.2, Form 10-Q for the
quarterly period ended March 31, 2006 in File No. 1-3880)
Noncompete and Restrictive Covenant Agreement, dated February 1, 2006, between the Company and
Dennis J. Seeley (Exhibit 10.3, Form 10-Q for the quarterly period ended March 31, 2006 in File
No. 1-3880)
Description of salaries of certain executive officers (Exhibit 10.4, Form 10-Q for the quarterly period
ended March 31, 2006 in File No. 1-3880)
Description of assignment of interests in certain life insurance policies (Exhibit 10.1, Form 10-Q for the
quarterly period ended June 30, 2006 in File No. 1-3880)
Description of long-term performance incentives under the National Fuel Gas Company Performance
Incentive Program (Exhibit 10.2, Form 10-Q for the quarterly period ended June 30, 2006 in File
No. 1-3880)
Description of long-term performance incentives under the National Fuel Gas Company Performance
Incentive Program (Exhibit 10.7, Form 10-Q for the quarterly period ended December 31, 2006 in File
No. 1-3880)
Description of agreement between the Company and Philip C. Ackerman regarding death benefit
(Exhibit 10.3, Form 10-Q for the quarterly period ended June 30, 2006 in File No. 1-3880)
Agreement, dated September 24, 2006, between the Company and Philip C. Ackerman regarding death
benefit (Exhibit 10.1, Form 10-K for the fiscal year ended September 30, 2006 in File No. 1-3880)
Retirement Agreement, dated July 1, 2006, between the Company and James A. Beck (Exhibit 10.4,
Form 10-Q for the quarterly period ended June 30, 2006 in File No. 1-3880)
Contract for Consulting Services, dated July 1, 2006, between the Company and James A. Beck
(Exhibit 10.5, Form 10-Q for the quarterly period ended June 30, 2006 in File No. 1-3880)
Statements regarding Computation of Ratios: Ratio of Earnings to Fixed Charges for the fiscal years
ended September 30, 2003 through 2007
Subsidiaries of the Registrant
Consents of Experts:

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

(cid:129)

12

21
23

124

Exhibit
Number

Description of
Exhibits

23.1 Consent of Netherland, Sewell & Associates, Inc. regarding Seneca Resources Corporation
23.2 Consent of Independent Registered Public Accounting Firm
31
31.1 Written statements of Chief Executive Officer pursuant to Rule 13a-14(a)/15d-14(a) of the Exchange

Rule 13a-14(a)/15d-14(a) Certifications:

Act

31.2 Written statements of Principal Financial Officer pursuant to Rule 13a-14(a)/15d-14(a) of the

Exchange Act
Certifications pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
Additional Exhibits:

32
99
99.1 Report of Netherland, Sewell & Associates, Inc. regarding Seneca Resources Corporation
99.2 Company Maps

(cid:129)

(cid:129)(cid:129)

Incorporated herein by reference as indicated.
All other exhibits are omitted because they are not applicable or the required information is shown
elsewhere in this Annual Report on Form 10-K
In accordance with Item 601(b)(32)(ii) of Regulation S-K and SEC Release Nos. 33-8238 and
34-47986, Final Rule: Management’s Reports on Internal Control Over Financial Reporting and
Certification of Disclosure in Exchange Act Periodic Reports, the material contained in Exhibit 32
is “furnished” and not deemed “filed” with the SEC and is not to be incorporated by reference into any
filing of the Registrant under the Securities Act of 1933 or the Exchange Act, whether made before or
after the date hereof and irrespective of any general incorporation language contained in such filing,
except to the extent that the Registrant specifically incorporates it by reference

125

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.

Signatures

National Fuel Gas Company
(Registrant)

By

/s/ P. C. Ackerman

P. C. Ackerman
Chairman of the Board and Chief Executive Officer

Date: November 29, 2007

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

Title

/s/ P. C. Ackerman
P. C. Ackerman

/s/ R. T. Brady
R. T. Brady

/s/ R. D. Cash
R. D. Cash

S. E. Ewing

/s/
S. E. Ewing

/s/ R. E. Kidder
R. E. Kidder

/s/ C. G. Matthews
C. G. Matthews

/s/ G. L. Mazanec
G. L. Mazanec

/s/ R. G. Reiten
R. G. Reiten

J. F. Riordan

/s/
J. F. Riordan

/s/ D. F. Smith
D. F. Smith

Chairman of the Board, Chief
Executive Officer and Director

Date: November 29, 2007

Director

Date: November 29, 2007

Director

Date: November 29, 2007

Director

Date: November 29, 2007

Director

Date: November 29, 2007

Director

Date: November 29, 2007

Director

Date: November 29, 2007

Director

Date: November 29, 2007

Director

Date: November 29, 2007

President, Chief Operating
Officer and Director

Date: November 29, 2007

126

Signature

Title

/s/ R. J. Tanski
R. J. Tanski

/s/ K. M. Camiolo
K. M. Camiolo

Treasurer and Principal
Financial Officer

Controller and Principal
Accounting Officer

Date: November 29, 2007

Date: November 29, 2007

127

Investor Information

Common Stock Transfer Agent and Registrar 
The Bank of New York Mellon Company, Inc. 
101 Barclay Street 
New York, NY  10286 
Tel. (800) 648-8166 
Website:  http://www.stockbny.com 
E-mail:  shareowners@bankofny.com

Stock Exchange Listing
New York Stock Exchange (Stock Symbol: NFG)

The Company’s Chief Executive Officer filed with the New 
York Stock Exchange on March 15, 2007, the certification 
required by Section 303A.12(a) of the NYSE Listed Company 
Manual. In addition, the most recent certifications by the 
Company’s Chief Executive Officer and Principal Financial 
Officer pursuant to Sections 302 and 906 of the Sarbanes-
Oxley Act of 2002 were filed as exhibits to the Company’s 
Form 10-K for the fiscal year ended September 30, 2007.

Annual Meeting
Stockholders of record as of the close of business on 
December 26, 2007, will receive formal notice of the 
Annual Meeting of Stockholders, a proxy statement and 
a proxy card.

Investor Relations
Investors or financial analysts desiring information should 
contact:

Ronald J. Tanski, Treasurer 
Tel. (716) 857-6981

James C. Welch, Director, Investor Relations 
Tel. (716) 857-6987 
E-mail: welchj@natfuel.com

National Fuel Gas Company 
6363 Main Street 
Williamsville, NY  14221

National Fuel Direct Stock Purchase 
and Dividend Reinvestment Plan
National  Fuel  offers  a  simple,  cost-effective  method  for 
purchasing shares of National Fuel stock.

Additional Shareholder Reports
Additional  copies  of  this  report  and  the  Financial  and 
Statistical Supplement to the 2007 Annual Report can be 
obtained without charge by writing to or calling:

A prospectus, which includes details of the Plan, can be 
obtained by calling, writing or e-mailing The Bank of New 
York Mellon Company, Inc., the agent for the Plan, at:

BNY MELLON Shareowner Services* 
Church Street Station 
P.O. Box 11258 
New York, NY  10286-1258 
Tel. (800) 648-8166 
E-mail: shareowners@bankofny.com

*Change-of-address notices and inquiries about dividends 
should be sent to the Transfer Agent at the address shown 
in the first paragraph on this page.

Trustee for Debentures
The Bank of New York Mellon Company, Inc. 
101 Barclay Street 
New York, NY  10286

Anna Marie Cellino, Corporate Secretary 
Tel. (716) 857-7858

James C. Welch, Director, Investor Relations 
Tel. (716) 857-6987

National Fuel Gas Company 
6363 Main Street 
Williamsville, NY  14221

Independent Accountants
PricewaterhouseCoopers LLP 
3600 HSBC Center 
Buffalo, NY  14203

This Annual Report and the statements contained herein are submitted for the general information of shareholders and employees of the Company 
and are not intended to induce any sale or purchase of securities or to be used in connection therewith. For up-to-date information, we have two 
sources for your use. You may call 1-800-334-2188 at any time to receive National Fuel’s current stock price and trading volume or to hear the latest 
news releases. You may also have news releases faxed or mailed to you. National Fuel’s website can be found at http://www.nationalfuelgas.com. 
You may sign up there to receive news releases automatically by e-mail. Simply go to the News section and subscribe.

National Fuel Gas Company
6363 Main Street
Williamsville, New York 14221
(716) 857-7000
www.nationalfuelgas.com