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Table of Contents

 
 
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 or 15(d)
of the Securities Exchange Act of 1934
Date of Report (Date of earliest event reported): November 2, 2006
The Williams Companies, Inc.
(Exact name of registrant as specified in its charter)
         
Delaware   1-4174   73-0569878
         
(State or other
jurisdiction of
incorporation)
  (Commission
File Number)
  (I.R.S. Employer
Identification No.)
     
One Williams Center, Tulsa, Oklahoma   74172
     
(Address of principal executive offices)   (Zip Code)
Registrant’s telephone number, including area code: 918/573-2000
Not Applicable
(Former name or former address, if changed since last report)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
o   Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
o   Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240-14a-12)
o   Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
o   Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
 
 


TABLE OF CONTENTS

Item 2.02. Results of Operations and Financial Condition
Item 7.01. Regulation FD Disclosure
Item 9.01. Financial Statements and Exhibits
INDEX TO EXHIBITS
Copy of Press Release
Copy of Slide Presentation


Table of Contents

Item 2.02. Results of Operations and Financial Condition.
     On November 2, 2006, The Williams Companies, Inc. (“Williams” or the “Company”) issued a press release announcing its financial results for the quarter ended September 30, 2006. A copy of the press release and its accompanying highlights and reconciliation schedules are furnished as a part of this current report on Form 8-K as Exhibit 99.1 and is incorporated herein in its entirety by reference.
     The press release and its accompanying highlights and reconciliation schedules are being furnished pursuant to Item 2.02, Results of Operations and Financial Condition. The information furnished is not deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, is not subject to the liabilities of that section and is not deemed incorporated by reference in any filing under the Securities Act of 1933, as amended.
Item 7.01. Regulation FD Disclosure.
     Williams wishes to disclose for Regulation FD purposes its slide presentation, furnished herewith as Exhibit 99.2, to be utilized during a public conference call and webcast on the morning of November 2, 2006.
     The slide presentation is being furnished pursuant to Item 7.01, Regulation FD Disclosure. The information furnished is not deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, is not subject to the liabilities of that section and is not deemed incorporated by reference in any filing under the Securities Act of 1933, as amended.
Item 9.01. Financial Statements and Exhibits.
     (a) None
     (b) None
     (c) None
     (d) Exhibits
      Exhibit 99.1 Copy of Williams’ press release dated November 2, 2006, and its accompanying highlights and reconciliation schedules, publicly announcing its third quarter 2006 financial results.
 
      Exhibit 99.2 Copy of Williams’ slide presentation to be utilized during the November 2, 2006, public conference call and webcast.

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     Pursuant to the requirements of the Securities Exchange Act of 1934, Williams has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
             
    THE WILLIAMS COMPANIES, INC.    
 
           
Date: November 2, 2006   /s/ Donald R. Chappel    
         
 
  Name:   Donald R. Chappel    
 
  Title:   Senior Vice President and Chief Financial Officer    

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Table of Contents

INDEX TO EXHIBITS
     
EXHIBIT    
NUMBER   DESCRIPTION
Exhibit 99.1
  Copy of Williams’ press release dated November 2, 2006, and its accompanying highlights and reconciliation schedules, publicly announcing its third quarter 2006 financial results.
 
   
Exhibit 99.2
  Copy of Williams’ slide presentation to be utilized during the November 2, 2006, public conference call and webcast.

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exv99w1
 

Exhibit 99.1
     
  (WILLIAMS LOGO)
News Release
   
 
NYSE: WMB
   
Date: Nov. 2, 2006
Williams Reports Third-Quarter 2006 Financial Results
    3Q Net Income Up Significantly
 
    Company Raises Earnings Guidance Again for 2006
 
    38% Increase in 3Q Recurring Adjusted Income; 48% Increase YTD by Same Measure
 
    Natural Gas Production Up 22%; Surpasses 800 MMcfe Per Day
 
    NGL Margins 112% Higher Than 3Q 2005
                                 
Quarterly Summary Information   3Q 2006     3Q 2005  
Per share amounts are reported on a diluted basis   millions     per share     millions     per share  
Income from continuing operations
  $ 110.1     $ 0.19     $ 5.7     $ 0.01  
 
                               
Loss from discontinued operations
  (3.9 )   (0.01 )   (1.3 )   $ 0.00  
 
                       
 
                               
Net income
  $ 106.2     $ 0.18     $ 4.4     $ 0.01  
 
                       
 
                               
Recurring income (loss) from continuing operations*
  $ 113.4     $ 0.19     (4.6 )   (0.01 )
 
                               
After-tax mark-to-market adjustments
  $ 59.0     $ 0.09     $ 129.9     $ 0.23  
 
                       
 
                               
Recurring income from continuing operations — after mark-to-market adjustment*
  $ 172.4     $ 0.28     $ 125.3     $ 0.22  
 
                       
     TULSA, Okla. — Williams (NYSE:WMB) today announced third-quarter 2006 unaudited net income of $106.2 million, or 18 cents per share on a diluted basis, compared with net income of $4.4 million, or 1 cent per share, for third-quarter 2005.
                                 
Year-to-Date Summary Information   YTD 2006     YTD 2005  
Per share amounts are reported on a diluted basis   millions     per share     millions     per share  
Income from continuing operations
  $ 177.3     $ 0.29     $ 248.6     $ 0.42  
 
                               
Loss from discontinued operations
  (15.2 )   (0.02 )   (1.8 )   $ 0.00  
 
                       
 
                               
Net income
  $ 162.1     $ 0.27     $ 246.8     $ 0.42  
 
                       
 
                               
Recurring income from continuing operations*
  $ 361.9     $ 0.60     $ 259.7     $ 0.44  
 
                               
After-tax mark-to-market adjustments
  $ 165.5     $ 0.27     $ 97.6     $ 0.16  
 
                       
 
                               
Recurring income from continuing operations — after mark-to-market adjustment*
  $ 527.4     $ 0.87     $ 357.3     $ 0.60  
 
                       
 
*   A schedule reconciling income from continuing operations to recurring income from continuing operations and mark-to-market adjustments (non-GAAP measures) is available at www.williams.com and as an attachment to this press release.
Williams — 3rd Quarter Results — Nov. 2, 2006 — Page 1 of 11

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     Third-quarter 2006 benefited from a 112 percent increase in natural gas liquids (NGL) sales margins, 22 percent higher natural gas production volumes, and significantly lower levels of forward unrealized mark-to-market losses. These benefits were partially offset by higher operating and maintenance costs.
     Year-to-date through Sept. 30, Williams reported net income of $162.1 million, or 27 cents per share on a diluted basis, compared with net income of $246.8 million, or 42 cents per share, for the same period in 2005.
     Results for the first nine months of 2006 are significantly reduced by the after-tax impact of legacy litigation charges recorded in the second quarter totaling approximately $175 million.
     While these nonrecurring charges obscure the company’s strong performance overall in 2006, Williams has realized significantly higher NGL sales margins and continues to rapidly increase its natural gas production in the western United States. Production in the Piceance Basin – the company’s cornerstone property for production growth – increased 31 percent year-over-year in the third quarter.
Recurring Results Adjusted to Remove the Effect of Mark-to-Market Accounting
     To provide an added level of disclosure and transparency, Williams continues to provide an analysis of recurring earnings adjusted to remove all mark-to-market effects from its Power business.
     Recurring earnings exclude items of income or loss that the company characterizes as unrepresentative of its ongoing operations.
     Recurring income from continuing operations – after adjusting for the mark-to-market effect to reflect income as though mark-to-market accounting had never been applied to Power’s derivatives – increased 38 percent from a year ago to $172.4 million, or 28 cents per share, in third-quarter 2006 from $125.3 million, or 22 cents per share in third-quarter 2005.
     Year-to-date through Sept. 30, recurring income from continuing operations – adjusted to remove the effect of mark-to-market accounting – was $527.4 million, or 87 cents per share, an increase of 48 percent compared with $357.3 million, or 60 cents per share, for the same period in 2005.
     The quarterly and year-to-date improvement is primarily the result of higher NGL sales margins; increased natural gas production, particularly in the Piceance and Powder River basins; increased gathering and processing revenue; and improved results in the power portfolio.
     A reconciliation of the company’s income from continuing operations to recurring income from continuing operations and mark-to-market adjustments accompanies this news release.
Williams Increases Guidance Again
     Williams has raised its guidance for 2006 based on the company’s strong operating performance through three quarters, anticipated increases in natural gas production volumes, and its outlook for energy commodity prices — key factors that have driven higher sales margins for natural gas liquids.
Williams — 3rd Quarter Results — Nov. 2, 2006 — Page 2 of 11

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     The company now expects $1.05 to $1.20 for diluted earnings per share in 2006 on a recurring basis adjusted to remove the effect of mark-to-market accounting, compared with the previous expectation of 95 cents to $1.20.
     Williams also is raising its expectations for 2006 consolidated segment profit on a recurring basis adjusted to remove the effect of mark-to-market accounting. The company now expects approximately $1.8 billion to $2.02 billion for this measure. Williams previously expected $1.69 billion to $2.01 billion.
     Williams also modified its expected capital budget for 2006 through 2008. The increase in planned capital spending for 2007 and 2008 is for Midstream growth projects – primarily in the western deepwater Gulf of Mexico – that are expected to provide attractive returns on investment.
         
Updated Cap-Ex Guidance        
    NEW   PREVIOUS
2006
  $2.175 billion - $2.375 billion   $2.2 billion - $2.4 billion
 
       
2007
  $2 billion - $2.2 billion   $1.775 billion -$1.975 billion
 
       
2008
  $1.8 billion - $2.05 billion   $1.575 billion-$1.825 billion
CEO Perspective
     “This is the second time we’ve raised our earnings guidance this year,” said Steve Malcolm, Williams’ chairman, president and chief executive officer. “And we like the momentum we have going into 2007 and beyond.”
     “Our outlook is based on the fact that our natural gas production continues to rapidly climb, our older below-market hedges for that production are beginning to roll off, we see sustained strength in NGL sales margins, and our Midstream business has sizeable opportunities on the horizon.
     “As we’ve shown, we’re poised to capture value creation with diligence, determination and fiscal discipline. Our businesses offer unique capabilities that our customers value. Our assets are strategically located in areas where we can capture meaningful growth. The scale of our operations gives us competitive advantages. And our liquidity and cash flow remain very robust.
     “Overall, our portfolio of businesses is performing extremely well. Our business diversity is designed to help us do well in different price environments. We have a great deal of balance that is evidenced in our revenue streams.
     “This year is a perfect example. Our Midstream business has provided a natural hedge to the price exposure we have in Exploration & Production. So while natural gas prices have been lower, the NGL margins in Midstream have been higher – significantly higher.”
Business Segment Performance: Substantial Increase in 3Q Segment Profit
     Consolidated results include segment profit for Williams’ primary businesses – Exploration & Production, Midstream Gas & Liquids, Gas Pipeline and Power – as well as results reported in the Other segment.
Williams — 3rd Quarter Results — Nov. 2, 2006 — Page 3 of 11

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Recurring Segment Profit Adjusted for Mark-to-Market Effect   3Q   YTD
Amounts are reported in millions   2006   2005   2006   2005
Segment profit
  $ 395.8     $ 204.5     $ 1,101.0     $ 970.6  
 
                               
Nonrecurring adjustments
  $ 1.1     (35.5 )   $ 60.8     (0.3 )
     
 
                               
Recurring segment profit
  $ 396.9     $ 169.0     $ 1,161.8     $ 970.3  
 
                               
Reverse forward unrealized mark-to-market (gains) losses
  $ 15.5     $ 141.1     $ 11.1     (102.1 )
 
                               
Add realized mark-to-market gains previously recognized
  $ 80.0     $ 71.9     $ 256.9     $ 262.2  
     
 
                               
Recurring segment profit after mark-to-market adjustments
  $ 492.4     $ 382.0     $ 1,429.8     $ 1,130.4  
     
     Williams’ businesses reported consolidated segment profit of $395.8 million in the third-quarter this year, 94 percent higher than $204.5 million a year ago.
     These significantly higher results in third-quarter 2006 are primarily attributable to higher margins for NGL sales, significantly lower levels of forward unrealized mark-to-market losses and increased natural gas production. These benefits were partially offset by higher operating and maintenance costs.
     For the first three quarters of 2006, Williams’ businesses reported consolidated segment profit of $1.1 billion, an increase of 13 percent compared with $970.6 million for the same period in 2005.
     Results for the first nine months of 2005 benefited from $102.1 million of forward unrealized mark-to-market gains in Power, compared with a forward unrealized loss of $11.1 million for the same period in 2006. The 2006 period also includes approximately $70 million in litigation accruals associated with the Gulf Liquids verdict earlier this year.
     On a basis adjusted to remove the effect of nonrecurring items and mark-to-market accounting, Williams had recurring consolidated segment profit of $492.4 million in third-quarter 2006, compared with $382.0 million a year ago – an increase of 29 percent. On the same basis, Williams had recurring consolidated segment profit of approximately $1.4 billion in the first three quarters of 2006, compared with approximately $1.1 billion for the same period in 2005 – an increase of 26 percent.
     The improvement in 2006 on an adjusted basis is primarily the result of significantly higher results in Midstream, Power and Exploration & Production.
     For the first three quarters of 2006, net cash provided by operating activities was approximately $1.3 billion, compared with approximately $1.1 billion for the same period in 2005. Net cash generated this year is primarily being reinvested in capital expenditures.
     Williams invested approximately $1.8 billion in capital expenditures in the first nine months this year, essentially doubling investments of approximately $886 million in the same period a year ago.
Williams — 3rd Quarter Results — Nov. 2, 2006 — Page 4 of 11

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Exploration & Production: Volumes Up 22% From Year Ago
     Exploration & Production includes natural gas production and development in the U.S. Rocky Mountains, San Juan Basin and Mid-Continent, and oil and natural gas operations in South America.
     This business reported third-quarter 2006 segment profit of $144.5 million, compared with segment profit of $158.8 million a year ago. The third quarter of 2005 included the benefit of a $21.7 million gain on the sale of certain properties in the Powder River Basin.
     Average daily production from domestic and international interests in third-quarter 2006 totaled 831 MMcfe, an increase of 22 percent compared with volumes of 682 MMcfe in third-quarter 2005.
     Third-quarter 2006 average daily production in the Piceance Basin was 430 MMcfe – up 31 percent compared with 329 MMcfe in third-quarter 2005.
     Production in the Powder River Basin also increased – up 23 percent to 147 MMcfe, compared with 120 MMcfe a year ago. Increased production in the Powder River primarily is coming from volumes in the Big George area of the basin.
     The benefit of higher production volumes in the third quarter of 2006 was partially offset by 10 percent lower domestic net realized average prices; increased lease operating expenses; higher depreciation, depletion and amortization; and higher general and administrative expenses due to increased business activities and generally higher industry costs. However, third-quarter 2006 included a $5 million unrealized gain from hedge ineffectiveness and certain basis swaps not designated as hedges, compared with a $16 million unrealized loss for third-quarter 2005.
     For the first nine months of 2006, Exploration & Production reported segment profit of $411.9 million, an increase of 8 percent compared with $380.8 million for the first three quarters of 2005.
     The improvement in the first three quarters of 2006 primarily reflects increased production volumes. The first nine months of 2006 also include a $21 million unrealized gain from hedge ineffectiveness and certain basis swaps not designated as hedges, compared with a $16 million unrealized loss for the same period in 2005.
     Year-to-date increases in 2006 were partially offset by the same expense items previously noted for the third quarter, as well as the absence of gains totaling $29.6 million on the sale of certain assets in 2005.
     Williams now has 24 rigs operating in the Piceance Basin of western Colorado – 9 more than it had at this time a year ago. The rig count includes eight new-generation drilling rigs that are purpose-built for conditions in the tight-sands development. Two more of the new rigs are scheduled for delivery later this year.
     Williams is on pace to invest $1.15 billion to $1.25 billion in Exploration & Production in 2006. These investments primarily focus on increasing the pace of developing the company’s natural gas reserves.
     Williams has narrowed the range of segment profit it expects from Exploration & Production in 2006 based on lower domestic net realized prices and higher lease operating expenses in the third quarter. The company now expects $550 million to $600 million in segment profit for this business. The company’s prior guidance was $550 million to $650 million.
Williams — 3rd Quarter Results — Nov. 2, 2006 — Page 5 of 11

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Midstream Gas & Liquids: 3Q Segment Profit Rises 75 Percent
     Midstream provides gathering and processing services for oil and gas producers, along with NGL services and olefins production.
     This business reported segment profit of $212.2 million in the third quarter, up 75 percent compared with $121.1 million a year ago.
     The significant increase in Midstream’s results is primarily from higher margins realized from the company’s NGL sales. Per-unit margins in third-quarter 2006 were approximately 112 percent higher than margins in the same period a year ago. Williams markets natural gas liquids via equity volumes the company retains as payment-in-kind under certain processing contracts.
     In addition, Williams experienced strong growth in production handling volumes and revenues in the deepwater Gulf of Mexico, and higher fee-based gathering and processing revenues. The 2006 quarter also benefited from $7.9 million in gains on asset sales. These benefits were partially offset by higher operating expenses, a $10.6 million adjustment to increase accrued accounts payable and a $5.2 million loss associated with an asset abandonment.
     In third-quarter 2006, Midstream sold 334.0 million gallons of NGL equity volumes – 21 percent higher than equity sales of 276.4 million gallons in third-quarter 2005.
     For the first nine months of 2006, Midstream reported segment profit of $494.4 million, 38 percent higher than $358.8 million for the first three quarters of 2005.
     The improvement in 2006 primarily reflects a $164.2 million increase in NGL sales margins; significantly higher production handling volumes and revenues in the deepwater Gulf of Mexico; and higher fee-based gathering and processing revenues. These increases were partially offset by higher operating expenses and approximately $70 million in litigation accruals associated with the Gulf Liquids matter.
     Year-to-date through Sept. 30, the sale of Williams’ NGL equity volumes has generated margins of $323.4 million, 103 percent higher than margins of $159.2 million for the same period in 2005. Higher margins during the first three quarters of 2006 are primarily the result of the difference between higher liquids prices – which typically track closely with crude oil prices – and lower natural gas prices.
     The Cameron Meadows natural gas processing plant in Louisiana’s Cameron Parish is returning to its full design capacity after being damaged by Hurricane Rita in September 2005. The plant is expected to be available to process up to 500 MMcf/d of natural gas in early November as crews finalize the startup procedures on the plant’s second processing unit. Cameron Meadows had been operating at about half of its design capacity since February.
Williams — 3rd Quarter Results — Nov. 2, 2006 — Page 6 of 11

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     Williams is raising its guidance again for segment profit it expects from Midstream. The company now expects $675 million to $750 million in segment profit for this business in 2006 based on its performance in the first three quarters and Williams’ outlook for strong NGL prices. The company’s prior guidance in August was $550 million to $675 million in segment profit for Midstream.
Gas Pipeline: Capacity Replacement Project Nearing Completion
     Gas Pipeline primarily delivers natural gas to markets along the Eastern Seaboard, in the Northwest, and in Florida. This business reported third-quarter 2006 segment profit of $109.0 million, down 32 percent compared with $161.1 million a year ago.
     Results for the third quarter of 2006 were reduced by approximately $22 million in higher selling, general and administrative costs primarily due to higher personnel costs, property insurance costs and information systems support costs. In addition, the results reflect approximately $8 million in lower equity earnings and higher operating and maintenance costs related to pipeline assessment and repair costs.
     The third-quarter of 2005 benefited from a $14 million favorable adjustment from the resolution of litigation associated with Gas Pipeline’s fuel tracker filings.
     New rates for both of Williams’ wholly-owned interstate transmission systems – Transco and Northwest Pipeline – will be effective, subject to refund, in first-quarter 2007. Northwest Pipeline filed its rate case with the Federal Energy Regulatory Commission on June 30. Transco filed its rate case Aug. 31. The filings reflect, among other things, current levels of operating costs and rate base.
     For the first nine months of 2006, Gas Pipeline reported segment profit of $366.4 million, down 26 percent compared with $493.0 million for the same period in 2005.
     The reduction for the first three quarters of 2006 is attributable to higher operating and maintenance costs; higher selling, general and administrative costs, including the absence of a $34.8 million benefit in prior-period adjustments recorded in 2005; and the absence of the $14 million benefit of the 2005 fuel tracker settlement. The increased costs are primarily due to the same factors previously mentioned for the third quarter.
     In July, Transco filed an application with the Federal Energy Regulatory Commission to provide additional capacity to the greater Washington D.C. and Baltimore metropolitan areas. The proposal, known as the Potomac Expansion, is designed to increase firm transportation capacity by 165,000 dekatherms per day beginning in November 2007.
     In August, the commission also issued a certificate enabling Northwest Pipeline to proceed with a 37-mile expansion in Colorado known as the Parachute Lateral project. The 450,000-dekatherm expansion is scheduled to be completed by January 2007.
Williams — 3rd Quarter Results — Nov. 2, 2006 — Page 7 of 11

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     Northwest Pipeline expects to have its Capacity Replacement project between Sumas, Wash., and Washougal, Wash., in service by December. The company abandoned 268-miles of 26-inch diameter pipeline and replaced its 360,000 dekatherms of capacity with 80-miles of 36-inch diameter pipeline in four sections along the same corridor. Startup operations on the new pipeline sections began the week of Oct. 23.
     Williams has narrowed the range of segment profit it expects from Gas Pipeline. The company now expects $475 million to $500 million in segment profit for this business in 2006. Williams previously expected $475 million to $520 million in segment profit for Gas Pipeline.
Power: Solid Performance as Expected
     Power manages a portfolio of more than 7,000 megawatts and provides services that support Williams’ natural gas businesses.
                                 
           
Power Recurring Segment Profit (Loss) Adjusted for Mark-to-Market Effect    3Q   YTD
Amounts are reported in millions   2006   2005   2006   2005
Segment loss
  $ (69.7 )   $ (226.4 )   $ (171.8 )   $ (187.3 )
Nonrecurring adjustments
  $ (9.2 )   $ 0.4     $ (9.2 )   $ 24.9  
     
Recurring segment loss
  $ (78.9 )   $ (226.0 )   $ (181.0 )   $ (162.4 )
Mark-to-market adjustments — net
  $ 95.5     $ 213.0     $ 268.0     $ 160.1  
     
Recurring segment profit (loss) after MTM adjustments
  $ 16.6     $ (13.0 )   $ 87.0     $ (2.3 )
     
     Power reported a third-quarter 2006 segment loss of $69.7 million, compared with a segment loss of $226.4 million for third-quarter 2005. Results include the effect of forward noncash unrealized mark-to-market gains and losses.
     The improved results in third-quarter 2006 are primarily the result of lower noncash unrealized mark-to-market losses, higher accrual portfolio earnings and the benefit of a $12.7 million reduction in contingent obligations associated with a former business. The improvement was partially offset by a $3.5 million litigation accrual.
     On a basis adjusted for the effect of mark-to-market accounting, Power reported recurring segment profit of $16.6 million in third-quarter 2006, compared with a recurring segment loss of $13.0 million in the 2005 period.
     The improvement in third-quarter 2006 recurring segment profit adjusted to remove the effect of mark-to-accounting reflects the benefit of having additional megawatts economically hedged on Power’s tolling positions. Third-quarter 2006 adjusted results include approximately $13 million of losses related to the write-down of natural gas storage inventory due to falling prices and $7 million of certain related realized hedge losses.
Williams — 3rd Quarter Results — Nov. 2, 2006 — Page 8 of 11

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These losses – on a basis adjusted for mark-to-market accounting – are timing-related only. The company expects to recover these losses since the inventory is hedged at fixed prices.
     For the first nine months of 2006, Power reported a segment loss of $171.8 million, compared with a segment loss of $187.3 million for the first three quarters of 2005. The improved results in 2006 are primarily the result of higher accrual portfolio earnings and a $24.8 million gain on the sale of certain third party receivables in first-quarter 2006, offset by lower noncash unrealized mark-to-market earnings.
     The 2006 period includes forward unrealized mark-to-market losses of $11.1 million, compared with forward unrealized mark-to-market gains of $102.1 million in the first nine months of 2005. The year-over-year variance resulted primarily from commodity price changes on fewer nondesignated contracts subject to mark-to-market accounting.
     For the first nine months of 2006, Power reported a recurring segment profit on a basis to remove the effect of mark-to-market accounting of $87.0 million, significantly improved compared with a loss $2.3 million for the first three quarters of 2005.
     The year-to-date improvement primarily reflects the benefits of having additional megawatts economically hedged on Power’s tolling positions, the liquidation of certain non-core basis positions in the gas portfolio and lower expenses from the positive effect of a gain on the sale of certain third-party receivables in the first quarter.
     The 2006 adjusted results also include $20 million of storage-related losses for the write-down of natural gas inventory due to falling prices and $30 million of certain related realized hedge losses. These losses – on a basis adjusted for mark-to-market accounting – are timing-related only. The company expects to recover these losses since the inventory is hedged at fixed prices.
     For 2006, Williams now expects a segment loss of $190 million to $240 million from Power, which includes year-to-date unrealized mark-to-market losses on derivative contracts but assumes no future change in fair value on these contracts. Williams previously expected a segment loss of $150 million to $200 million from Power.
     Williams continues to expect Power to generate 2006 recurring segment profit of $75 million to $125 million after removing the effect of mark-to-market accounting.
     Today’s Analyst Call
     Williams’ management will discuss the company’s third-quarter 2006 financial results and outlook during an analyst presentation to be webcast live beginning at 10 a.m. Eastern today. Participants are encouraged to access the presentation and corresponding slides via www.williams.com.
Williams — 3rd Quarter Results — Nov. 2, 2006 — Page 9 of 11

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     A limited number of phone lines also will be available at (800) 500-0311. International callers should dial (719) 457-2698. Callers should dial in at least 10 minutes prior to the start of the discussion. Replays of the third-quarter webcast will be available for two weeks at www.williams.com.
Form 10-Q
     The company is filing its Form 10-Q today with the Securities and Exchange Commission. The document will be available on both the SEC and Williams websites.
About Williams (NYSE:WMB)
     Williams, through its subsidiaries, primarily finds, produces, gathers, processes and transports natural gas. The company also manages a wholesale power business. Williams’ operations are concentrated in the Pacific Northwest, Rocky Mountains, Gulf Coast, Southern California and Eastern Seaboard. More information is available at www.williams.com.
     
Contact:
  Julie Gentz
 
  Williams (media relations)
 
  (918) 573-3053
 
   
 
  Travis Campbell
 
  Williams (investor relations)
 
  (918) 573-2944
 
   
 
  Richard George
 
  Williams (investor relations)
 
  (918) 573-3679
# # #
Williams’ reports, filings, and other public announcements might contain or incorporate by reference statements that do not directly or exclusively relate to historical facts. Such statements are “forward-looking statements” within the meaning of Private Securities Litigation Reform Act of 1995. You typically can identify forward-looking statements by the use of forward-looking words, such as “anticipate,” believe,” “could,” “continue,” “estimate,” “expect,” “forecast,” “may,” “plan,” “potential,” “project,” “schedule,” “will,” and other similar words. These statements are based on our intentions, beliefs, and assumptions about future events and are subject to risks, uncertainties, and other factors. Actual results could differ materially from those contemplated by the forward-looking statements. In addition to any assumptions and other factors referred to specifically in connection with such statements, other factors could cause our actual results to differ materially from the results expressed or implied in any forward-looking statements. Those factors include, among others: changes in general economic conditions and changes in the industries in which Williams conducts business; changes in federal or state laws and regulations to which Williams is subject, including tax, environmental and employment laws and regulations; the cost and outcomes of legal and administrative claims proceedings, investigations, or inquiries; the results of financing efforts, including our ability to obtain financing on favorable terms, which can be affected by various factors, including our credit ratings and general economic conditions; the level of creditworthiness of counterparties to our transactions; the amount of collateral required to be posted from time to time in our transactions; the effect of changes in accounting policies; the ability to control costs; the ability of each business unit to successfully implement key systems, such as order entry systems and service delivery systems; the impact of future federal and state regulations of business activities, including allowed rates of return, the pace of deregulation in retail natural gas and electricity markets, and the resolution of other regulatory matters; changes in environmental and other laws and regulations to which Williams and its subsidiaries are subject or other external factors over which we have no control; changes in foreign economies, currencies, laws and regulations, and political climates, especially in Canada, Argentina, Brazil, and Venezuela, where Williams has direct investments; the timing and extent of changes in commodity prices, interest rates, and foreign currency exchange rates; the weather and other natural phenomena; the ability of Williams to develop or access expanded markets and product offerings as well as their ability to maintain
Williams — 3rd Quarter Results — Nov. 2, 2006 — Page 10 of 11

10


 

existing markets; the ability of Williams and its subsidiaries to obtain governmental and regulatory approval of various expansion projects; future utilization of pipeline capacity, which can depend on energy prices, competition from other pipelines and alternative fuels, the general level of natural gas and petroleum product demand, decisions by customers not to renew expiring natural gas transportation contracts; the accuracy of estimated hydrocarbon reserves and seismic data; and global and domestic economic repercussions from terrorist activities and the government’s response to such terrorist activities. In light of these risks, uncertainties, and assumptions, the events described in the forward-looking statements might not occur or might occur to a different extent or at a different time than we have described. We undertake no obligation to publicly update or revise any forward-looking statements, whether as a result of new information, future events or otherwise.
In regard to the company’s reserves in Exploration & Production, the SEC permits oil and gas companies, in their filings with the SEC, to disclose only proved reserves. We have used certain terms in this news release, such as “probable” reserves and “possible” reserves and “new opportunities potential” reserves that the SEC’s guidelines strictly prohibit us from including in filings with the SEC. The SEC defines proved reserves as estimated quantities that geological and engineering data demonstrate with reasonable certainty to be recoverable in the future from known reservoirs under the assumed economic conditions. Probable and possible reserves are estimates of potential reserves that are made using accepted geological and engineering analytical techniques, but which are estimated with reduced levels of certainty than for proved reserves. Possible reserve estimates are less certain than those for probable reserves. New opportunities potential is an estimate of reserves for new areas for which we do not have sufficient information to date to raise the reserves to either the probable category or the possible category. New opportunities potential estimates are even less certain that those for possible reserves. Reference to “total resource portfolio” include proved, probable and possible reserves as well as new opportunities potential.
Investors are urged to closely consider the disclosures and risk factors in our annual report on Form 10-K filed with the Securities and Exchange Commission on March 9, 2006, and our quarterly reports on Form 10-Q available from our offices or from our website at www.williams.com.
Williams — 3rd Quarter Results — Nov. 2, 2006 — Page 11 of 11

11


 

(WILLIAMS LOGO)
Financial Highlights and Operating Statistics
(UNAUDITED)
Final
September 30, 2006

 


 

Reconciliation of Income (Loss) from Continuing Operations to Recurring Earnings (Loss)
(UNAUDITED)
                                                                         
    2005     2006  
(Dollars in millions, except per-share amounts)   1st Qtr     2nd Qtr     3rd Qtr     4th Qtr     Year     1st Qtr     2nd Qtr     3rd Qtr     Year  
 
Income (loss) from continuing operations available to common stockholders
  $ 202.2     $ 40.7     $ 5.7     $ 68.8     $ 317.4     $ 131.1       ($63.9 )   $ 110.1     $ 177.3  
 
                                                     
 
                                                                       
Income (loss) from continuing operations — diluted earnings (loss) per common share
  $ 0.34     $ 0.07     $ 0.01     $ 0.11     $ 0.53     $ 0.22       ($0.11 )   $ 0.19     $ 0.29  
 
                                                     
 
                                                                       
Nonrecurring items:
                                                                       
 
                                                                       
Exploration & Production
                                                                       
Gains on sales of E&P properties
    (7.9 )           (21.7 )           (29.6 )                        
Loss provision related to an ownership dispute
    0.3                         0.3                          
 
                                                     
Total Exploration & Production nonrecurring items
    (7.6 )           (21.7 )           (29.3 )                        
 
                                                                       
Gas Pipeline
                                                                       
Prior period liability corrections — TGPL
    (13.1 )     (4.6 )                 (17.7 )                        
Prior period pension adjustment — TGPL
          (17.1 )                 (17.1 )                        
Income from favorable ruling on FERC appeal (1999 Fuel Tracker)
                (14.2 )           (14.2 )                        
Prior period inventory corrections — TGPL
                      27.5       27.5                          
Accrual of contingent refund obligation — TGPL
                      9.8       9.8                          
Reversal of litigation contigency due to favorable ruling — TGPL
                                  (2.0 )                 (2.0 )
 
                                                     
Total Gas Pipeline nonrecurring items
    (13.1 )     (21.7 )     (14.2 )     37.3       (11.7 )     (2.0 )                 (2.0 )
 
                                                                       
Midstream Gas & Liquids
                                                                       
Gains on sales of MGL properties
                                              (7.9 )     (7.9 )
Adjustment of accounts payable accrual
                                              10.6       10.6  
Losses on asset retirements and abandonments
                                              5.2       5.2  
Accrual for Gulf Liquids litigation contingency
                                        68.0       2.4       70.4  
Settlement of an international contract dispute
                                  (6.3 )                 (6.3 )
 
                                                     
Total Midstream Gas & Liquids nonrecurring items
                                  (6.3 )     68.0       10.3       72.0  
 
                                                                       
Power
                                                                       
Reduction of contingent obligations associated with our former distributive power generation business
                                              (12.7 )     (12.7 )
Accrual for a regulatory settlement (1)
    4.6                         4.6                          
Accrual for litigation contingencies (1)
          13.1       0.4       68.7       82.2                   3.5       3.5  
Impairment of Aux Sable
                      23.0       23.0                          
Prior period correction
    6.8                         6.8                          
 
                                                     
Total Power nonrecurring items
    11.4       13.1       0.4       91.7       116.6                   (9.2 )     (9.2 )
 
                                                                       
Other
                                                                       
Impairment of Longhorn
          49.1             38.1       87.2                          
Write-off of capitalized project development costs
          4.0                   4.0                          
Gain on sale of real property
                      (9.0 )     (9.0 )                        
 
                                                     
Total Other nonrecurring items
          53.1             29.1       82.2                          
 
 
                                                     
Nonrecurring items included in segment profit (loss)
    (9.3 )     44.5       (35.5 )     158.1       157.8       (8.3 )     68.0       1.1       60.8  
 
                                                                       
Nonrecurring items below segment profit (loss)
                                                                       
Gain on sale of remaining interests in Seminole Pipeline and MAPL (Investing income / loss — Midstream)
          (8.6 )                 (8.6 )                        
Loss provision related to an ownership dispute — interest component (Interest accrued — Exploration & Production)
    2.7                         2.7                          
Directors and officers insurance policy adjustment (General corporate expenses — Corporate)
                13.8             13.8                          
Loss provision related to ERISA litigation settlement (Other income (expense) — net — Corporate)
                5.0             5.0                          
Securities litigation settlement and related costs (1)
                      9.4       9.4       1.2       160.7       3.4       165.3  
Reversal of interest accrual related to reversal of litigation contingency noted above (Interest accrued — Gas Pipeline — TGPL)
                                  (5.0 )                 (5.0 )
Early debt retirement costs (Corporate and Exploration & Production)
                                  27.0 (1)     4.4             31.4  
Gain on sale of Algar/Triangulo shares (Investing income / loss — Other)
                                  (6.7 )                   (6.7 )
Interest related to Gulf Liquids litigation contingency ( Interest accrued — Midstream)
                                        20.0       0.6       20.6  
 
                                                     
 
    2.7       (8.6 )     18.8       9.4       22.3       16.5       185.1       4.0       205.6  
 
                                                                       
Total nonrecurring items
    (6.6 )     35.9       (16.7 )     167.5       180.1       8.2       253.1       5.1       266.4  
Tax effect for above items (1)
    (2.8 )     10.7       (6.4 )     48.0       49.5       3.4       76.6       1.8       81.8  
Adjustment for nonrecurring excess deferred tax benefit
                      (20.2 )     (20.2 )                        
 
                                                     
 
                                                                       
Recurring income (loss) from continuing operations available to common stockholders
  $ 198.4     $ 65.9       ($4.6 )   $ 168.1     $ 427.8     $ 135.9     $ 112.6     $ 113.4     $ 361.9  
 
                                                     
 
                                                                       
Recurring diluted earnings (loss) per common share
  $ 0.33     $ 0.11       ($0.01 )   $ 0.28     $ 0.72     $ 0.23     $ 0.19     $ 0.19     $ 0.60  
 
                                                     
 
                                                                       
Weighted-average shares — diluted (thousands)
    599,422       578,902       580,735       609,106       605,847       607,073       595,561       609,062       608,045  
 
(1)   No tax effect on $.6 million of the accrual for a regulatory settlement in 1st quarter 2005 and $8 million and $42 million of the accrual for litigation contingencies in 2nd quarter 2005 and 4th quarter 2005, respectively. The tax rate applied to Midstream’s international contract dispute settlement in 1st quarter 2006 is 34%. The tax rate applied to nonrecurring items for 2nd quarter 2006 has been adjusted for the effect of nondeductible expenses associated with securities litigation settlement and related costs and early debt retirement costs related to our convertible debt.
 
Note:   The sum of earnings (loss) per share for the quarters may not equal the total earnings (loss) per share for the year due to changes in the weighted-average number of common shares outstanding.

1


 

Consolidated Statement of Operations
(UNAUDITED)
                                                                         
    2005     2006  
(Dollars in millions, except per-share amounts)   1st Qtr     2nd Qtr     3rd Qtr     4th Qtr     Year     1st Qtr     2nd Qtr     3rd Qtr     Year  
 
Revenues
  $ 2,954.0     $ 2,871.2     $ 3,082.3     $ 3,676.1     $ 12,583.6     $ 3,027.5     $ 2,715.1     $ 3,300.0     $ 9,042.6  
 
                                                                       
Segment costs and expenses:
                                                                       
Costs and operating expenses
    2,390.3       2,491.6       2,826.2       3,162.9       10,871.0       2,588.7       2,273.8       2,822.4       7,684.9  
Selling, general and administrative expenses
    73.5       62.7       90.6       98.6       325.4       71.0       109.3       128.0       308.3  
Other (income) expense — net
    (1.8 )     21.9       (21.4 )     62.5       61.2       (22.3 )     61.7       (15.8 )     23.6  
 
                                                     
Total segment costs and expenses
    2,462.0       2,576.2       2,895.4       3,324.0       11,257.6       2,637.4       2,444.8       2,934.6       8,016.8  
 
                                                     
 
                                                                       
Equity earnings
    17.7       9.8       17.6       20.5       65.6       22.2       23.1       29.9       75.2  
Income (loss) from investments
          (48.4 )           (60.7 )     (109.1 )           (0.5 )     0.5        
 
                                                     
Total segment profit
    509.7       256.4       204.5       311.9       1,282.5       412.3       292.9       395.8       1,101.0  
 
                                                     
 
                                                                       
Reclass equity earnings
    (17.7 )     (9.8 )     (17.6 )     (20.5 )     (65.6 )     (22.2 )     (23.1 )     (29.9 )     (75.2 )
Reclass income (loss) from investments
          48.4             60.7       109.1             0.5       (0.5 )      
General corporate expenses
    (28.0 )     (35.5 )     (42.8 )     (48.6 )     (154.9 )     (30.6 )     (33.7 )     (35.0 )     (99.3 )
Securities litigation settlement and related fees
                                  (1.2 )     (160.7 )     (3.4 )     (165.3 )
 
                                                     
 
                                                                       
Operating income
    464.0       259.5       144.1       303.5       1,171.1       358.3       75.9       327.0       761.2  
 
                                                                       
Interest accrued
    (164.7 )     (164.6 )     (166.0 )     (176.4 )     (671.7 )     (162.8 )     (181.5 )     (162.7 )     (507.0 )
Interest capitalized
    1.1       1.4       1.8       2.9       7.2       3.0       4.0       4.8       11.8  
Investing income (loss)
    31.0       (17.2 )     31.1       (21.2 )     23.7       46.9       43.3       50.7       140.9  
Early debt retirement costs
                      (0.4 )     (0.4 )     (27.0 )     (4.4 )           (31.4 )
Minority interest in income of consolidated subsidiaries
    (5.2 )     (4.8 )     (6.8 )     (8.9 )     (25.7 )     (7.1 )     (8.3 )     (12.1 )     (27.5 )
Other income (expense) — net
    5.5       8.1       (1.1 )     14.6       27.1       8.1       8.0       2.8       18.9  
 
                                                     
 
                                                                       
Income (loss) from continuing operations before income taxes and cumulative effect of change in accounting principle
    331.7       82.4       3.1       114.1       531.3       219.4       (63.0 )     210.5       366.9  
Provision (benefit) for income taxes
    129.5       41.7       (2.6 )     45.3       213.9       88.3       0.9       100.4       189.6  
 
                                                     
 
                                                                       
Income (loss) from continuing operations
    202.2       40.7       5.7       68.8       317.4       131.1       (63.9 )     110.1       177.3  
 
                                                                       
Income (loss) from discontinued operations
    (1.1 )     0.6       (1.3 )     (0.3 )     (2.1 )     0.8       (12.1 )     (3.9 )     (15.2 )
 
                                                     
 
                                                                       
Income (loss) before cumulative effect of change in accounting principle
    201.1       41.3       4.4       68.5       315.3       131.9       (76.0 )     106.2       162.1  
Cumulative effect of change in accounting principle
                      (1.7 )     (1.7 )                        
 
                                                     
 
                                                                       
Net income (loss)
  $ 201.1     $ 41.3     $ 4.4     $ 66.8     $ 313.6     $ 131.9     $ (76.0 )   $ 106.2     $ 162.1  
 
                                                     
 
                                                                       
Diluted earnings per common share:
                                                                       
Income (loss) from continuing operations
  $ 0.34     $ 0.07     $ 0.01     $ 0.11     $ 0.53     $ 0.22     $ (0.11 )   $ 0.19     $ 0.29  
Loss from discontinued operations
                                        (0.02 )     (0.01 )     (0.02 )
 
                                                     
Net income (loss)
  $ 0.34     $ 0.07     $ 0.01     $ 0.11     $ 0.53     $ 0.22     $ (0.13 )   $ 0.18     $ 0.27  
 
                                                     
 
                                                                       
Weighted-average number of shares used in computation (thousands)
    599,422       578,902       580,735       609,106       605,847       607,073       595,561       609,062       608,045  
 
                                                                       
Common shares outstanding at end of period (thousands)
    570,501       571,502       572,922       573,592       573,592       595,007       595,562       596,130       596,130  
 
                                                                       
Market price per common share (end of period)
  $ 18.81     $ 19.00     $ 25.05     $ 23.17     $ 23.17     $ 21.39     $ 23.36     $ 23.87     $ 23.87  
 
                                                                       
Common dividends per share
  $ 0.05     $ 0.05     $ 0.075     $ 0.075     $ 0.25     $ 0.075     $ 0.09     $ 0.09     $ 0.255  
 
Note:   The sum of earnings (loss) per share for the quarters may not equal the total earnings (loss) per share for the year due to changes in the weighted-average number of common shares outstanding. Certain amounts have been reclassified to conform to current classifications.

2


 

Reconciliation of Segment Profit to Recurring Segment Profit
(UNAUDITED)
                                                                         
    2005     2006  
(Dollars in millions)   1st Qtr     2nd Qtr     3rd Qtr     4th Qtr     Year     1st Qtr     2nd Qtr     3rd Qtr     Year  
 
Segment profit (loss):
                                                                       
 
                                                                       
Exploration & Production
  $ 103.7     $ 118.3     $ 158.8     $ 206.4     $ 587.2     $ 147.6     $ 119.8     $ 144.5     $ 411.9  
Gas Pipeline
    167.4       164.5       161.1       92.8       585.8       134.7       122.7       109.0       366.4  
Midstream Gas & Liquids
    128.6       109.1       121.1       112.4       471.2       151.5       130.7       212.2       494.4  
Power
    114.1       (75.0 )     (226.4 )     (69.4 )     (256.7 )     (22.5 )     (79.6 )     (69.7 )     (171.8 )
Other
    (4.1 )     (60.5 )     (10.1 )     (30.3 )     (105.0 )     1.0       (0.7 )     (0.2 )     0.1  
 
                                                     
Total segment profit
  $ 509.7     $ 256.4     $ 204.5     $ 311.9     $ 1,282.5     $ 412.3     $ 292.9     $ 395.8     $ 1,101.0  
 
                                                     
 
                                                                       
Nonrecurring adjustments:
                                                                       
 
                                                                       
Exploration & Production
  $ (7.6 )   $     $ (21.7 )   $     $ (29.3 )   $     $     $     $  
Gas Pipeline
    (13.1 )     (21.7 )     (14.2 )     37.3       (11.7 )     (2.0 )                 (2.0 )
Midstream Gas & Liquids
                                  (6.3 )     68.0       10.3       72.0  
Power
    11.4       13.1       0.4       91.7       116.6                   (9.2 )     (9.2 )
Other
          53.1             29.1       82.2                          
 
                                                     
Total segment nonrecurring adjustments
  $ (9.3 )   $ 44.5     $ (35.5 )   $ 158.1     $ 157.8     $ (8.3 )   $ 68.0     $ 1.1     $ 60.8  
 
                                                     
 
                                                                       
Recurring segment profit (loss):
                                                                       
 
                                                                       
Exploration & Production
    96.1       118.3       137.1       206.4       557.9       147.6       119.8       144.5       411.9  
Gas Pipeline
    154.3       142.8       146.9       130.1       574.1       132.7       122.7       109.0       364.4  
Midstream Gas & Liquids
    128.6       109.1       121.1       112.4       471.2       145.2       198.7       222.5       566.4  
Power
    125.5       (61.9 )     (226.0 )     22.3       (140.1 )     (22.5 )     (79.6 )     (78.9 )     (181.0 )
Other
    (4.1 )     (7.4 )     (10.1 )     (1.2 )     (22.8 )     1.0       (0.7 )     (0.2 )     0.1  
 
                                                     
Total recurring segment profit
  $ 500.4     $ 300.9     $ 169.0     $ 470.0     $ 1,440.3     $ 404.0     $ 360.9     $ 396.9     $ 1,161.8  
 
                                                     
 
Note:   Segment profit (loss) includes equity earnings (loss) and certain income (loss) from investments reported in Investing income (loss) in the Consolidated Statement of Income. Equity earnings (loss) results from investments accounted for under the equity method. Income (loss) from investments results from the management of certain equity investments.

3


 

Exploration & Production
(UNAUDITED)
                                                                         
    2005     2006  
(Dollars in millions)   1st Qtr     2nd Qtr     3rd Qtr     4th Qtr     Year     1st Qtr     2nd Qtr     3rd Qtr     Year  
 
Revenues:
                                                                       
Production
  $ 210.2     $ 234.8     $ 283.0     $ 344.4     $ 1,072.4     $ 286.8     $ 287.9     $ 316.1     $ 890.8  
Gas management
    28.2       32.6       32.1       52.0       144.9       41.2       28.3       25.3       94.8  
Net nonqualified hedge derivative income (loss)
    (0.1 )     0.6       (15.9 )     9.8       (5.6 )     12.8       (1.6 )     1.8       13.0  
International
    10.8       11.6       16.3       14.7       53.4       16.0       15.1       16.8       47.9  
Other
    (0.1 )     1.9       2.9       (0.7 )     4.0       (0.8 )     12.6       11.1       22.9  
 
                                                     
Total revenues
    249.0       281.5       318.4       420.2       1,269.1       356.0       342.3       371.1       1,069.4  
 
                                                                       
Segment costs and expenses:
                                                                       
Depreciation, depletion and amortization (including International)
    58.5       59.5       66.4       69.6       254.0       73.1       84.5       95.3       252.9  
Lease and other operating expenses *
    23.8       23.9       28.5       29.0       105.2       30.1       43.8       39.0       112.9  
Operating taxes
    21.1       23.9       26.7       29.4       101.1       31.8       28.1       31.1       91.0  
Exploration expenses *
    0.9       1.1       1.5       4.1       7.6       4.4       2.4       2.6       9.4  
Gathering expense
    5.6       6.0       5.0       8.1       24.7       6.4       7.5       7.6       21.5  
Selling, general and administrative expenses (including International)
    17.0       17.7       20.3       24.6       79.6       21.5       28.2       28.2       77.9  
Gas management expenses
    28.2       32.6       32.1       52.0       144.9       41.2       28.3       25.3       94.8  
International (excluding DD&A and SG&A)
    3.3       3.3       4.7       3.6       14.9       5.5       4.9       5.0       15.4  
Other (income) expense — net
    (9.6 )     (1.2 )     (19.8 )     (0.7 )     (31.3 )     (0.6 )     0.7       (1.9 )     (1.8 )
 
                                                     
Total segment costs and expenses
    148.8       166.8       165.4       219.7       700.7       213.4       228.4       232.2       674.0  
 
                                                                       
Equity earnings — International
    3.5       3.6       5.8       5.9       18.8       5.0       5.9       5.6       16.5  
 
                                                     
 
                                                                       
Reported segment profit
    103.7       118.3       158.8       206.4       587.2       147.6       119.8       144.5       411.9  
 
                                                                       
Nonrecurring adjustments
    (7.6 )           (21.7 )           (29.3 )                        
 
                                                     
 
                                                                       
Recurring segment profit, pre-tax
  $ 96.1     $ 118.3     $ 137.1     $ 206.4     $ 557.9     $ 147.6     $ 119.8     $ 144.5     $ 411.9  
 
                                                                       
 
* Amounts have been reclassified to the current classifications.
                                                                       
 
                                                                       
Operating statistics
                                                                       
 
                                                                       
Domestic:
                                                                       
Total domestic net volumes (Bcfe)
    51.1       55.0       57.9       59.5       223.5       59.5       67.1       71.8       198.4  
Net domestic volumes per day (MMcfe/d)
    568       604       629       646       612       661       738       780       727  
Net domestic realized price ($/Mcfe) (1)
  $ 4.001     $ 4.164     $ 4.801     $ 5.655     $ 4.688     $ 4.712     $ 4.177     $ 4.300     $ 4.382  
Production taxes per Mcfe
  $ 0.413     $ 0.435     $ 0.462     $ 0.493     $ 0.452     $ 0.534     $ 0.420     $ 0.433     $ 0.459  
Lease and other operating expense per Mcfe
  $ 0.466     $ 0.436     $ 0.492     $ 0.486     $ 0.471     $ 0.505     $ 0.653     $ 0.544     $ 0.569  
 
                                                                       
(1) Net realized price is calculated the following way: production revenues (including hedging activities and incremental margins related to gas management activities) divided by net volumes.
 
International:
                                                                       
Total volumes including Equity Investee (Bcfe)
    5.3       5.5       6.1       6.0       22.9       6.0       5.6       6.0       17.6  
Volumes per day (MMcfe/d)
    59       61       67       65       63       67       61       65       64  
 
                                                                       
Volumes net to Williams (after minority interest) (Bcfe)
    4.1       4.3       4.8       4.8       18.0       4.7       4.4       4.7       13.8  
Volumes net to Williams per day (MMcfe/d)
    46       48       53       51       49       53       48       51       51  
 
                                                                       
Total Domestic and International:
                                                                       
Volumes net to Williams (after minority interest) (Bcfe)
    55.3       59.3       62.7       64.2       241.5       64.2       71.5       76.5       212.2  
Volumes net to Williams per day (MMcfe/d)
    614       652       682       697       662       714       786       831       777  

4


 

Gas Pipeline
(UNAUDITED)
                                                                         
    2005     2006  
(Dollars in millions)   1st Qtr     2nd Qtr     3rd Qtr     4th Qtr     Year     1st Qtr     2nd Qtr     3rd Qtr     Year  
 
Revenues:
                                                                       
Northwest Pipeline
  $ 80.3     $ 78.9     $ 79.6     $ 82.7     $ 321.5     $ 79.6     $ 80.0     $ 81.0     $ 240.6  
Transcontinental Gas Pipe Line
    254.9       278.1       266.0       292.0       1,091.0       254.3       257.2       253.0       764.5  
Other
    0.1             0.2             0.3       0.1       0.1       0.2       0.4  
 
                                                     
Total revenues
    335.3       357.0       345.8       374.7       1,412.8       334.0       337.3       334.2       1,005.5  
 
                                                                       
Segment costs and expenses:
                                                                       
Costs and operating expenses
    160.4       193.3       177.6       250.7       782.0       177.2       192.8       192.2       562.2  
Selling, general and administrative expenses
    18.6       6.8       23.6       35.1       84.1       31.0       35.4       45.1       111.5  
Other (income) expense — net
    0.3       0.3       0.5       3.4       4.5       (1.4 )     (3.4 )     (2.4 )     (7.2 )
 
                                                     
Total segment costs and expenses
    179.3       200.4       201.7       289.2       870.6       206.8       224.8       234.9       666.5  
 
                                                                       
Equity earnings
    11.4       7.9       17.0       7.3       43.6       7.5       10.7       9.2       27.4  
Income (loss) from investments
                                        (0.5 )     0.5        
 
                                                     
 
                                                                       
Reported segment profit:
                                                                       
Northwest Pipeline
    39.7       36.5       39.1       37.2       152.5       33.3       32.8       31.8       97.9  
Transcontinental Gas Pipe Line
    117.9       121.8       107.0       50.1       396.8       95.8       81.3       69.5       246.6  
Other
    9.8       6.2       15.0       5.5       36.5       5.6       8.6       7.7       21.9  
 
                                                     
Total reported segment profit
    167.4       164.5       161.1       92.8       585.8       134.7       122.7       109.0       366.4  
 
                                                                       
Nonrecurring adjustments:
                                                                       
Northwest Pipeline
                                                     
Transcontinental Gas Pipe Line
    (13.1 )     (21.7 )     (14.2 )     37.3       (11.7 )     (2.0 )                 (2.0 )
Other
                                                     
 
                      aaaaa a                                
Total nonrecurring adjustments
    (13.1 )     (21.7 )     (14.2 )     37.3       (11.7 )     (2.0 )                 (2.0 )
 
                                                                       
Recurring segment profit:
                                                                       
Northwest Pipeline
    39.7       36.5       39.1       37.2       152.5       33.3       32.8       31.8       97.9  
Transcontinental Gas Pipe Line
    104.8       100.1       92.8       87.4       385.1       93.8       81.3       69.5       244.6  
Other
    9.8       6.2       15.0       5.5       36.5       5.6       8.6       7.7       21.9  
 
                                                     
Total recurring segment profit, pre-tax
  $ 154.3     $ 142.8     $ 146.9     $ 130.1     $ 574.1     $ 132.7     $ 122.7     $ 109.0     $ 364.4  
 
                                                     
 
                                                                       
Operating statistics
                                                                       
 
                                                                       
Northwest Pipeline
                                                                       
Throughput (TBtu)
    181.2       146.2       152.9       192.6       672.9       179.7       142.7       156.6       479.0  
Average daily transportation volumes (TBtu)
    2.0       1.6       1.7       2.1       1.9       2.0       1.6       1.7       1.8  
Average daily firm reserved capacity (TBtu)
    2.5       2.5       2.5       2.5       2.5       2.5       2.5       2.5       2.5  
 
                                                                       
Transcontinental Gas Pipe Line
                                                                       
Throughput (TBtu)
    537.7       427.9       453.6       466.6       1,885.8       502.8       427.0       471.3       1,401.1  
Average daily transportation volumes (TBtu)
    6.0       4.7       4.9       5.1       5.2       5.6       4.6       5.1       5.1  
Average daily firm reserved capacity (TBtu)
    6.9       6.5       6.4       6.8       6.7       7.0       6.4       6.4       6.6  

5


 

Midstream Gas & Liquids
(UNAUDITED)
                                                                         
    2005     2006  
(Dollars in millions)   1st Qtr     2nd Qtr     3rd Qtr     4th Qtr     Year     1st Qtr     2nd Qtr     3rd Qtr     Year  
 
Revenues:
                                                                       
Gathering
  $ 70.6     $ 74.2     $ 74.0     $ 75.8     $ 294.6     $ 76.8     $ 79.0     $ 79.2     $ 235.0  
Processing
    23.5       24.3       25.5       22.9       96.2       24.9       27.4       27.6       79.9  
Venezuela fee revenue
    36.5       37.8       40.4       38.8       153.5       38.9       38.0       40.6       117.5  
NGL sales from gas processing
    285.1       247.0       244.2       259.0       1,035.3       263.7       292.6       296.6       852.9  
Production handling and transportation
    18.6       20.4       14.7       20.6       74.3       37.2       33.2       33.0       103.4  
Olefins sales (Incl Gulf and Canada)
    146.6       114.2       121.4       185.3       567.5       148.9       131.4       175.9       456.2  
Trading/marketing sales
    588.0       574.4       522.0       578.1       2,262.5       709.0       806.1       863.9       2,379.0  
Other revenues
    23.7       33.2       31.7       39.1       127.7       34.4       30.7       28.8       93.9  
 
                                                     
 
    1,192.6       1,125.5       1,073.9       1,219.6       4,611.6       1,333.8       1,438.4       1,545.6       4,317.8  
Intrasegment eliminations
    (385.6 )     (345.4 )     (319.2 )     (328.7 )     (1,378.9 )     (354.4 )     (394.9 )     (428.6 )     (1,177.9 )
 
                                                     
Total revenues
    807.0       780.1       754.7       890.9       3,232.7       979.4       1,043.5       1,117.0       3,139.9  
Segment costs and expenses:
                                                                       
NGL cost of goods sold
    225.1       202.4       189.6       218.3       835.4       199.9       172.7       156.9       529.5  
Olefins cost of goods sold
    118.7       104.0       102.2       163.5       488.4       132.8       108.1       141.2       382.1  
Trading/marketing cost of goods sold
    584.0       574.7       510.1       575.8       2,244.6       716.7       799.1       863.4       2,379.2  
Venezuela operating costs
    16.1       16.0       17.4       17.6       67.1       16.8       18.1       17.1       52.0  
Operating costs
    101.6       101.5       112.8       113.9       429.8       120.6       120.7       134.2       375.5  
Other
                                                                       
Selling, general and administrative expenses
    22.9       21.0       23.1       29.3       96.3       23.3       25.2       31.1       79.6  
Other (income) expense — net
    2.6       1.7       0.8       (1.7 )     3.4       (17.9 )     70.0       (3.2 )     48.9  
Intrasegment eliminations
    (385.5 )     (345.5 )     (319.2 )     (328.7 )     (1,378.9 )     (354.4 )     (394.9 )     (428.6 )     (1,177.9 )
 
                                                     
Total segment costs and expenses
    685.5       675.8       636.8       788.0       2,786.1       837.8       919.0       912.1       2,668.9  
Equity earnings
    7.1       4.1       3.2       9.2       23.6       9.9       6.2       7.3       23.4  
Income from investments
          0.7             0.3       1.0                          
 
                                                     
Reported segment profit
    128.6       109.1       121.1       112.4       471.2       151.5       130.7       212.2       494.4  
Nonrecurring adjustments
                                  (6.3 )     68.0       10.3       72.0  
 
                                                     
Recurring segment profit, pre-tax
  $ 128.6     $ 109.1     $ 121.1     $ 112.4     $ 471.2     $ 145.2     $ 198.7     $ 222.5     $ 566.4  
 
                                                     
 
                                                                       
Operating statistics
                                                                       
 
                                                                       
Gathering volumes (TBtu)
    315.5       323.6       310.3       303.9       1,253.3       296.9       300.1       292.5       889.5  
Gathering margins ($/MMBtu)
  $ 0.2237     $ 0.2292     $ 0.2386     $ 0.2496     $ 0.2351     $ 0.2590     $ 0.2634     $ 0.2708     $ 0.2642  
 
                                                                       
Processing volumes (TBtu)
    181.0       184.5       190.3       165.6       721.4       191.8       204.8       210.0       606.6  
Processing rate ($/MMBtu)
  $ 0.1299     $ 0.1316     $ 0.1342     $ 0.1381     $ 0.1334     $ 0.1298     $ 0.1340     $ 0.1314     $ 0.1317  
 
                                                                       
NGL equity sales (million gallons)
    398.7       338.3       276.4       255.8       1,269.2       333.7       361.3       334.0       1,029.0  
NGL margin ($/gallon)
  $ 0.1503     $ 0.1318     $ 0.1976     $ 0.1565     $ 0.1569     $ 0.1900     $ 0.3319     $ 0.4183     $ 0.3143  
 
                                                                       
Olefins sales (Ethylene & Propylene) (million lbs)
    266.5       265.6       258.1       275.9       1,066.1       259.2       196.8       268.1       724.1  

6


 

Power
(UNAUDITED)
                                                                         
    2005     2006  
(Dollars in millions)   1st Qtr     2nd Qtr     3rd Qtr     4th Qtr     Year     1st Qtr     2nd Qtr     3rd Qtr     Year  
Revenues:
                                                                       
Natural gas & power
  $ 2,066.3     $ 1,998.6     $ 2,244.3     $ 2,787.0     $ 9,096.2     $ 2,053.3     $ 1,606.6     $ 2,104.1     $ 5,764.0  
Crude & refined products
    (1.1 )     (0.2 )     (1.6 )     0.1       (2.8 )                        
Other
    (0.3 )     1.0       0.2       (0.4 )     0.5       (0.1 )     0.4             0.3  
 
                                                     
Total revenues
    2,064.9       1,999.4       2,242.9       2,786.7     $ 9,093.9       2,053.2       1,607.0       2,104.1     $ 5,764.3  
 
                                                                       
Segment costs and expenses:
                                                                       
Costs and operating expenses
    1,930.3       2,041.1       2,450.9       2,750.2       9,172.5       2,082.1       1,671.4       2,167.6       5,921.1  
Selling, general and administrative expenses
    16.0       16.9       21.1       10.5       64.5       (4.5 )     18.9       22.2       36.6  
Other (income) expense — net
    5.6       17.3       (1.7 )     95.5       116.7       (2.1 )     (3.4 )     (8.4 )     (13.9 )
 
                                                     
Total segment costs and expenses
    1,951.9       2,075.3       2,470.3       2,856.2       9,353.7       2,075.5       1,686.9       2,181.4       5,943.8  
 
                                                                       
Equity Earnings
    1.1       0.9       1.0       0.1       3.1       (0.2 )     0.3       7.6       7.7  
 
                                                     
 
                                                                       
Reported segment profit (loss)
    114.1       (75.0 )     (226.4 )     (69.4 )     (256.7 )     (22.5 )     (79.6 )     (69.7 )     (171.8 )
 
                                                                       
Nonrecurring adjustments
    11.4       13.1       0.4       91.7       116.6                   (9.2 )     (9.2 )
 
                                                     
 
                                                                       
Recurring segment profit (loss), pre-tax
  $ 125.5     $ (61.9 )   $ (226.0 )   $ 22.3     $ (140.1 )   $ (22.5 )   $ (79.6 )   $ (78.9 )   $ (181.0 )
 
                                                                       
Operating statistics
                                                                       
 
                                                                       
Volumes
                                                                       
Natural gas (Bcfd)
                                                                       
Sales to third parties
    1.7       1.8       1.7       1.7       1.7       1.7       1.5       1.7       1.6  
Sales to other segments
    0.6       0.4       0.3       0.3       0.4       0.4       0.4       0.4       0.4  
For use in tolling agreements and by owned generation
    0.2       0.2       0.3       0.1       0.2       0.1       0.2       0.4       0.2  
 
                                                     
Total managed
    2.5       2.4       2.3       2.1       2.3       2.2       2.1       2.5       2.2  
Crude & refined products (MBPD)
                                                     
Power (GWh)
    14,832       15,906       21,690       14,559       66,987       11,505       12,949       17,430       41,884  
Additional statistics
     Value at risk
         
    Quarter ended 9/30/2006
    (in Millions)
One day VaR - 95% confidence level
       
Trading
  $ 1.8MM  
Non-Trading
  $ 16.3MM  
Aggregate Earnings VaR
  $ 5.2MM  
         
    Quarter ended 6/30/2006
    (in Millions)
One day VaR - 95% confidence level
       
Trading
  $ 3.1MM  
Non-Trading
  $ 24.9MM  
Aggregate Earnings VaR
  $ 5.6MM  
         
    Quarter ended 3/31/2006
    (in Millions)
One day VaR - 95% confidence level
       
Trading
  $ 3.8MM  
Non-Trading
  $ 6.0MM  
Aggregate Earnings VaR
  $ 9.2MM  
Net Credit Exposure
                 
(in Millions)   Investment        
    Grade     Total  
Gas and electric utilities
  $ 177.7     $ 177.9  
Energy marketers and traders
    279.1       589.1  
Financial institutions
    198.9       198.9  
Other
    23.8       23.8  
 
           
 
  $ 679.5     $ 989.7  
 
             
Credit Reserves
            (25.1 )
 
             
Net Credit Exposure from Derivative Contracts
          $ 964.6  
 
             
Fair Value Of Mark-to-Market Derivatives (in Millions)
Period the value of mark-to-market derivatives
is expected to be realized:
         
1-12 months
  $ 25.0  
13-36 months
    0.7  
37-60 months
    (0.7 )
61-120 months
    (0.4 )
121+ months
    0.1  
 
     
Total Fair Value
    24.7  
 
       
Non-Trading MTM Derivatives and SFAS 133 Hedges
    378.6  
Non-Power Business Unit Hedges
    23.7  
 
     
Total Net Derivative Assets and Liabilities
  $ 427.0  
 
     
                 
Power Portfolio   Quarter Ended  
(Megawatts)   9/30/06     9/30/05  
Owned
    207       207  
Contracted
    8,114       9,012  
 
           
Total
    8,321       9,219  
 
           
Credit Support (in Millions)
         
As of September 30, 2006        
Prepays
  $ 5  
 
       
Margins
  $ 0  
 
       
Adequate Assurance
  $ 9  

7


 

Capital Expenditures and Investments
(UNAUDITED)
                                                                         
    2005     2006  
(Dollars in millions)   1st Qtr     2nd Qtr     3rd Qtr     4th Qtr     Year     1st Qtr     2nd Qtr     3rd Qtr     Year  
Capital expenditures:
                                                                       
Exploration & Production
  $ 158.6     $ 182.8     $ 211.1     $ 230.8     $ 783.3     $ 310.3     $ 283.9     $ 384.9     $ 979.1  
 
                                                                       
Gas Pipeline:
                                                                       
Northwest Pipeline
    12.0       29.6       43.2       52.2       137.0       40.3       96.0       177.4       313.7  
Transcontinental Gas Pipe Line
    35.7       55.0       80.7       83.1       254.5       46.4       106.7       109.4       262.5  
Other
                      2.2       2.2                          
 
                                                     
Total
    47.7       84.6       123.9       137.5       393.7       86.7       202.7       286.8       576.2  
 
                                                                       
Midstream Gas & Liquids
    16.3       25.5       32.7       40.7       115.2       70.7       39.3       83.5       193.5  
Power
    1.0       0.7       0.4       0.1       2.2       0.6       0.6       (0.1 )     1.1  
Other
    (0.7 )*     0.1       1.2       4.0       4.6             7.8       1.2       9.0  
 
                                                     
Total
  $ 222.9     $ 293.7     $ 369.3     $ 413.1     $ 1,299.0     $ 468.3     $ 534.3     $ 756.3     $ 1,758.9  
 
                                                     
 
                                                                       
Purchase of investments:
                                                                       
Exploration & Production
  $ 6.3     $     $ 0.3     $     $ 6.6     $     $     $     $  
Gas Pipeline
                                              4.5       4.5  
Midstream Gas & Liquids
          35.0       11.5             46.5       (3.4 )     0.8             (2.6 )
Other
    20.0       20.6       4.5       17.9       63.0       13.1       26.0       4.6       43.7  
 
                                                     
Total
  $ 26.3     $ 55.6     $ 16.3     $ 17.9     $ 116.1     $ 9.7     $ 26.8     $ 9.1     $ 45.6  
 
                                                     
 
                                                                       
Summary:
                                                                       
Exploration & Production
  $ 164.9     $ 182.8     $ 211.4     $ 230.8     $ 789.9     $ 310.3     $ 283.9     $ 384.9     $ 979.1  
Gas Pipeline
    47.7       84.6       123.9       137.5       393.7       86.7       202.7       291.3       580.7  
Midstream Gas & Liquids
    16.3       60.5       44.2       40.7       161.7       67.3       40.1       83.5       190.9  
Power
    1.0       0.7       0.4       0.1       2.2       0.6       0.6       (0.1 )     1.1  
Other
    19.3       20.7       5.7       21.9       67.6       13.1       33.8       5.8       52.7  
 
                                                     
Total
  $ 249.2     $ 349.3     $ 385.6     $ 431.0     $ 1,415.1     $ 478.0     $ 561.1     $ 765.4     $ 1,804.5  
 
                                                     
 
                                                                       
Cumulative summary:
                                                                       
Exploration & Production
  $ 164.9     $ 347.7     $ 559.1     $ 789.9     $ 789.9     $ 310.3     $ 594.2     $ 979.1     $ 979.1  
Gas Pipeline
    47.7       132.3       256.2       393.7       393.7       86.7       289.4       580.7       580.7  
Midstream Gas & Liquids
    16.3       76.8       121.0       161.7       161.7       67.3       107.4       190.9       190.9  
Power
    1.0       1.7       2.1       2.2       2.2       0.6       1.2       1.1       1.1  
Other
    19.3       40.0       45.7       67.6       67.6       13.1       46.9       52.7       52.7  
 
                                                     
Total
  $ 249.2     $ 598.5     $ 984.1     $ 1,415.1     $ 1,415.1     $ 478.0     $ 1,039.1     $ 1,804.5     $ 1,804.5  
 
                                                     
 
*   Reflects the transfer of property from the corporate parent to various segments.

8


 

Depreciation, Depletion and Amortization and Other Selected Financial Data
(UNAUDITED)
                                                                         
    2005     2006  
(Dollars in millions)   1st Qtr     2nd Qtr     3rd Qtr     4th Qtr     Year     1st Qtr     2nd Qtr     3rd Qtr     Year  
 
Depreciation, depletion and amortization:
                                                                       
Exploration & Production
  $ 58.6     $ 59.4     $ 66.4     $ 69.8     $ 254.2     $ 73.0       84.2       94.8       252.0  
Gas Pipeline:
                                                                       
Northwest Pipeline
    17.3       17.0       17.9       18.4       70.6       18.5       18.8       19.1       56.4  
Transcontinental Gas Pipe Line
    49.4       48.6       49.3       49.4       196.7       50.0       51.7       51.2       152.9  
 
                                                     
Total
    66.7       65.6       67.2       67.8       267.3       68.5       70.5       70.3       209.3  
Midstream Gas & Liquids
    46.0       46.4       49.5       50.1       192.0       49.4       49.9       49.9       149.2  
Power
    3.9       3.7       3.6       3.7       14.9       3.2       3.2       2.3       8.7  
Other
    3.0       3.0       2.9       2.7       11.6       2.9       2.7       3.1       8.7  
 
                                                     
Total
  $ 178.2     $ 178.1     $ 189.6     $ 194.1     $ 740.0     $ 197.0     $ 210.5     $ 220.4     $ 627.9  
 
                                                     
 
                                                                       
Other selected financial data:
                                                                       
Cash and cash equivalents
  $ 1,210.0     $ 1,297.2     $ 1,360.5     $ 1,597.2     $ 1,597.2     $ 1,115.0     $ 980.4     $ 1,074.6     $ 1,074.6  
 
                                                                       
Total assets
  $ 26,434.1     $ 26,399.7     $ 33,655.8     $ 29,442.6     $ 29,442.6     $ 26,029.0     $ 25,617.2     $ 24,821.5     $ 24,821.5  
 
                                                                       
Capital structure:
                                                                       
Debt
                                                                       
Current
  $ 99.5     $ 98.6     $ 122.4     $ 122.6     $ 122.6     $ 175.7     $ 170.7     $ 142.3     $ 142.3  
Noncurrent
  $ 7,650.4     $ 7,645.7     $ 7,598.7     $ 7,590.5     $ 7,590.5     $ 7,252.8     $ 7,292.6     $ 7,275.2     $ 7,275.2  
Stockholders’ equity
  $ 5,261.1     $ 5,353.6     $ 5,154.4     $ 5,427.5     $ 5,427.5     $ 5,925.5     $ 5,882.3     $ 6,071.2     $ 6,071.2  
Debt to debt-plus-equity ratio
    59.6 %     59.1 %     60.0 %     58.7 %     58.7 %     55.6 %     55.9 %     55.0 %     55.0 %

9


 

Adjustment to remove MTM effect
Dollars in millions except for per share amounts
                                                                                 
    2006     2005  
    1Q     2Q     3Q     4Q     Year     1Q     2Q     3Q     4Q     Year  
Recurring income from cont. ops available to common shareholders
  $ 136     $ 113     $ 113             $ 362     $ 198     $ 66     $ (5 )   $ 168     $ 428  
Recurring diluted earnings per common share
  $ 0.23     $ 0.19     $ 0.19             $ 0.60     $ 0.33     $ 0.11     $ (0.01 )   $ 0.28     $ 0.72  
 
                                                                               
Mark-to-Market (MTM) adjustments:
                                                                               
Reverse forward unrealized MTM gains/losses
    (43 )     38       16               11       (221 )     (22 )     141       (70 )     (172 )
Add realized gains/losses from MTM previously recognized
    77       100       80               257       113       77       72       48       310  
 
                                                             
Total MTM adjustments
    34       138       96               268       (108 )     55       213       (22 )     138  
 
                                                                               
Tax effect of total MTM adjustments (at 39%)
    13       53       37               103       (42 )     21       83       (8 )     53  
 
                                                             
 
                                                                               
After tax MTM adjustments
    21       85       59               165       (66 )     34       130       (14 )     85  
 
                                                                               
Recurring income from cont. ops available to common shareholders after MTM adjust.
  $ 157     $ 198     $ 172             $ 527     $ 132     $ 100     $ 125     $ 154     $ 513  
Recurring diluted earnings per share after MTM adj.
  $ 0.26     $ 0.33     $ 0.28             $ 0.87     $ 0.22     $ 0.17     $ 0.22     $ 0.26     $ 0.86  
 
                                                                               
weighted average shares — diluted (thousands)
    607,073       595,561       609,062               608,045       599,422       578,902       580,735       609,106       605,847  
Adjustments have been made to reverse estimated forward unrealized MTM gains/losses and add estimated realized gains/losses from MTM previously recognized, i.e. assumes MTM accounting had never been applied to designated hedges and other derivatives.

 


 

Non-GAAP Utility Statement:
     This press release includes certain financial measures, EBITDA, free cash flow, recurring earnings and recurring segment profit, that are non-GAAP financial measures as defined under the rules of the Securities and Exchange Commission. EBITDA represents the sum of net income (loss), net interest expense, income taxes, depreciation and amortization of intangible assets, less income (loss) from discontinued operations. Recurring earnings and recurring segment profit provide investors meaningful insight into the Company’s results from ongoing operations. This press release is accompanied by a reconciliation of these non-GAAP financial measures to their nearest GAAP financial measures. Management uses these financial measures because they are widely accepted financial indicators used by investors to compare company performance. In addition, management believes that these measures provide investors an enhanced perspective of the operating performance of the Company’s assets and the cash that the business is generating. Neither EBITDA nor recurring earnings, free cash flow and recurring segment profit are intended to represent cash flows for the period, nor are they presented as an alternative to net income or cash flow from operations. They should not be considered in isolation or as substitutes for a measure of performance prepared in accordance with United States generally accepted accounting principles.
     Certain financial information in this press release is also shown including Power mark-to-market adjustments. This press release is accompanied by a reconciliation of these non-GAAP financial measures to their nearest GAAP financial measures. Previously the Company did not qualify for hedge accounting with respect to its Power segment as a result of the Company’s stated intent to exit the Power business. The Company ceased efforts to market the sale of Power during the third quarter 2004, and now qualifies for hedge accounting. Hedge accounting reduces earnings volatility associated with Power’s portfolio of certain derivative hedging instruments. Prior to the adoption of hedge accounting, these derivative hedging instruments were accounted for on a mark-to-market basis with the change in fair value recognized in earnings each period. Management uses the mark-to-market adjustments to better reflect Power’s results on a basis that is more consistent with Power’s portfolio cash flows and to aid investor understanding. The adjustments reverse forward unrealized mark-to-market gains or losses from derivatives and add realized gains or losses from derivatives for which mark-to-market income has been previously recognized, with the effect that the resulting adjusted segment profit is presented as if mark-to-market accounting had never been applied to designated hedges or other derivatives. The measure is limited by the fact that it does not reflect potential unrealized future losses or gains on derivative contracts. However, management compensates for this limitation since reported earnings do reflect unrealized gains and losses of derivative contracts. Overall, management believes the mark-to-market adjustments provide an alternative measure that more closely matches realized cash flows for the Power segment.

 

exv99w2
 

EXHIBIT 99.2
Williams 2006 3rd Quarter Earnings November 2, 2006


 

Forward Looking Statements Our reports, filings, and other public announcements might contain or incorporate by reference statements that do not directly or exclusively relate to historical facts. Such statements are "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995. You typically can identify forward-looking statements by the use of forward-looking words, such as "anticipate," believe," "could," "continue," "estimate," "expect," "forecast," "may," "plan," "potential," "project," "schedule," "will," and other similar words. These statements are based on our intentions, beliefs, and assumptions about future events and are subject to risks, uncertainties, and other factors. Actual results could differ materially from those contemplated by the forward-looking statements. In addition to any assumptions and other factors referred to specifically in connection with such statements, other factors could cause our actual results to differ materially from the results expressed or implied in any forward-looking statements. Those factors include, among others: Our businesses are subject to complex government regulations that are subject to changes in the regulations themselves or in their interpretation or implementation; Our ability to gain adequate, reliable and affordable access to transmission and distribution assets due to the FERC and regional regulation of wholesale market transactions for electricity and gas; Our gas sales, transmission and storage operations are subject to government regulations and rate proceedings that could have an adverse impact on our ability to recover the costs of operating our pipeline facilities; The different regional power markets in which we compete or will compete in the future have changing regulatory structures; Our risk measurement and hedging activities might not prevent losses; Electricity, natural gas liquids and gas prices are volatile and this volatility could adversely affect our financial results, cash flows, access to capital and ability to maintain existing businesses; We might not be able to successfully manage the risks associated with selling and marketing products in the wholesale energy markets; Our operating results might fluctuate on a seasonal and quarterly basis; Risks related to laws of other countries, taxes, economic conditions, fluctuations in currency rates, political conditions and policies of foreign governments; Legal proceedings and governmental investigations related to our business; Recent developments affecting the wholesale power and energy trading industry sector that have reduced market activity and liquidity; Because we no longer maintain investment grade credit ratings, our counterparties have required us to provide higher amounts of credit support; Despite our restructuring efforts, we may not attain investment grade ratings; Institutional knowledge represented by our former employees now employed by our outsourcing service provider might not be adequately preserved; Failure of the outsourcing relationship might negatively impact our ability to conduct our business;


 

Forward Looking Statements (cont.) Our ability to receive services from outsourcing provider locations outside the United States might be impacted by cultural differences, political instability, or unanticipated regulatory requirements in jurisdictions outside the United States; We could be held liable for the environmental condition of any of our assets, which could include losses or costs of compliance that exceed our current expectations; Environmental regulation and liability relating to our business will be subject to environmental legislation in all jurisdictions in which it operates, and such legislation may be subject to change; Potential changes in accounting standards that might cause us to revise our financial disclosure in the future, which might change the way analysts measure our business or financial performance; The continued availability of natural gas reserves to our natural gas transmission and midstream businesses; Our drilling, production, gathering, processing and transporting activities involve numerous risks that might result in accidents and other operating risks and costs; Compliance with the Pipeline Improvement Act may result in unanticipated costs and consequences; Estimating reserves and future net revenues involves uncertainties and negative revisions to reserve estimates and oil and gas price declines may lead to impairment of oil and gas assets; The threat of terrorist activities and the potential for continued military and other actions; The historic drilling success rate of our exploration and production business is no guarantee of future performance; and Our assets and operations can be affected by weather and other phenomena. In light of these risks, uncertainties, and assumptions, the events described in the forward-looking statements might not occur or might occur to a different extent or at a different time that we have described. We undertake no obligation to publicly update or revise any forward-looking statements, whether as a result of new information, future events or otherwise Investors are urged to closely consider the disclosures and risk factors in our annual report on Form 10-K filed with the Securities and Exchange Commission on March 9, 2006, and our quarterly reports on Form 10-Q available from our offices or from our website at www.williams.com.


 

Oil and Gas Reserves Disclaimer The SEC permits oil and gas companies, in their filings with the SEC, to disclose only proved reserves. We use certain terms in this presentation, such as "probable" reserves and "possible" reserves and "new opportunities potential" reserves that the SEC's guidelines strictly prohibit us from including in filings with the SEC. The SEC defines proved reserves as estimated quantities that geological and engineering data demonstrate with reasonable certainty to be recoverable in the future from known reservoirs under the assumed economic conditions. Probable and possible reserves are estimates of potential reserves that are made using accepted geological and engineering analytical techniques, but which are estimated with reduced levels of certainty than for proved reserves. Possible reserve estimates are less certain than those for probable reserves. New opportunities potential is an estimate of reserves for new areas for which we do not have sufficient information to date to raise the reserves to either the probable category or the possible category. New opportunities potential estimates are even less certain that those for possible reserves. Reference to "total resource portfolio" include proved, probable and possible reserves as well as new opportunities potential. Investors are urged to closely consider the disclosures and risk factors in our Forms 10-K and 10-Q, available from our offices or from our Web site at www.williams.com.


 

Overview Steve Malcolm Chairman, President & CEO


 

Headlines Portfolio delivers strong quarter-over-quarter earnings 38% quarter-over-quarter increase in key earnings measure* 47% jump year-to-date '06 vs. '05 Raising guidance for '06 Production up 22% year over year NGL margins at historic levels Progress on deepwater expansion * Recurring income from continuing operations after mark-to-market adjustments


 

Well-positioned for near- to long-term value creation E&P - our growth: long-lived natural gas assets and among industry's lowest development costs Midstream - significant growth potential; strong free cash flow from ops and drop-downs; recent record quarters with robust outlook from sustained higher NGL margins Gas Pipeline - anchors credit: expansions support stable and growing cash flows to reinvest in high-return E&P and midstream growth Power: continuing to produce positive cash flow and reduce risk Portfolio: provides inherent commodity hedge EVA-based investments Committed to maintaining or improving credit ratios/ratings Access to low-cost capital via Williams Partners L.P. Premier assets that are opportunity rich Pursuing growth with discipline Solid record of delivering results 2006, 2007, 2008 guidance increased >100% increase in segment profit after mark-to-market effect 2003-2006 Virtually all secured debt eliminated Resolved significant legacy issues >100% return to shareholders in last 8 quarters; increased dividend 20% in 2006 alone Taking action to drive value creation Accelerating MLP dropdowns: $360MM so far in '06 Deep bench of qualifying assets supports annual dropdowns of $1B-$2B thru 2008 E&P production sharply increased, prospects good through 2008 and beyond New projects and rate cases expected to support significantly higher pipeline profits in 2007 and beyond


 

Portfolio delivers value in various price environments Crude = West Texas Intermediate. Gas = Henry Hub. Source = Energy Information Administration


 

0 2 4 6 8 10 12 14 16 E&P net realized prices relatively unaffected by cash market drop $/MMBtu Henry Hub $4.32 Opal $4.80 E&P net realized price Net realized price Daily cash market 3Q '05 $5.66 $4.80 $4.18 4Q '05 1Q '06 2Q '06 3Q '06


 

We move Piceance gas to higher-price markets for sale Insulated from Rockies prices for gas sales Our contracted pipeline capacity to moves our Rockies production to more favorable price markets Firm Capacity Under Contract Wamsutter 200 East to Mid continent 209 South to San Juan 285 East to Appalachia (REX) 200 Opal 150 Addt'l Firm Capacity Coming in '08-'09 150 200 209 200 285


 

Gas prices based on average Gas Daily settle prices at NWP, Wyoming. NGL prices based on composition weighted average of Mont Belvieu daily liquids prices; does not include fuel or T&F. Oil prices are based on average of daily NYMEX prompt settle prices. Frac Spread Commodity Prices ($/MMBtu) $0 $2 $4 $6 $8 $10 $12 $14 1Q '05 2Q '05 3Q '05 4Q '05 1Q '06 2Q '06 3Q '06 ($/MMBtu) Oil - NYMEX ($/MMBtu) NGL - Mont Belvieu ($/MMBtu) Gas - Opal ($/MMBtu) Commodity prices affect Midstream differently


 

Current Rockies price softness benefits our Midstream We're a purchaser of Rockies gas to fuel our processing business In strong crude market, lower gas prices dramatically improve the margins for our Midstream business


 

E&P Business creates net long position... All values are undiscounted International E&P volumes are not included Projected E&P volumes are reduced by 20% for fuel & shrink and production taxes Hedges are presented in terms of price exposure. Because some hedges have option characteristics, this volume may be different from notional hedge volumes Economic Natural Gas Exposure for E&P (4Q 2006-2008) (500,000) (250,000) 0 250,000 500,000 750,000 1,000,000 4Q 2006 2007 2008 E&P Gross Commodity Position E&P Net Commodity Position E&P Net Commodity Position MMBtu/Day


 

....which is offset by Midstream gas use All values are undiscounted International E&P volumes are not included Projected E&P volumes are reduced by 20% for fuel & shrink and production taxes Hedges are presented in terms of price exposure. Because some hedges have option characteristics, this volume may be different from notional hedge volumes Economic Natural Gas Exposure for E&P (4Q 2006-2008) (500,000) (250,000) 0 250,000 500,000 750,000 1,000,000 4Q 2006 2007 MMBtu/Day 2008 E&P Gross Commodity Position E&P Net Commodity Position Midstream Fuel & Shrink E&P Net Commodity Position


 

Well-positioned for near- to long-term value creation Premier assets that are opportunity rich Pursuing growth with discipline Solid record of delivering results Taking action to drive value creation


 

Financial Results Don Chappel Chief Financial Officer


 

Financial Results 2006 2005 2006 2005 Income from Continuing Operations $ 110 $ 5 $ 177 $ 249 (Loss) from Discontinued Operations (4) (1) (15) (2) Net Income $ 106 $ 4 $ 162 $ 247 Net Income/Share $ 0.18 $ 0.01 $ 0.27 $ 0.42 Recurring Income (Loss) from Cont. Ops./Share $ 0.19 $ (0.01) $ 0.60 $ 0.44 Recurring Income from Continuing Operations After MTM Adjustments/Share $ 0.28 $ 0.22 $ 0.87 $ 0.60 3rd Quarter YTD Dollars in millions ( except per share amounts) Financial Results A more detailed schedule reconciling income (loss) from continuing operations to recurring income from continuing operations after mark-to-market adjustments is available on Williams' Web site at www.williams.com and at the end of this presentation.


 

Recurring Income from Continuing Operations 2006 2005 2006 2005 Income from Continuing Operations $ 110 $ 5 $ 177 $ 249 Nonrecurring Items Regulatory & Litigation Contingencies Settlements & Related Costs 10 - 253 18 Debt Retirement Expense - - 31 - Impairments/Losses/Write-offs/Contingency Adj. (8) 19 (8) 72 (Income)/expense related to prior periods 11 (14) 4 (42) Gains on sale of assets (8) (22) (15) (38) Other - Net - 1 1 3 Total Nonrecurring Items 5 (16) 266 13 Tax effects of adjustments (2) 6 (81) (2) Recurring Income (Loss) from Cont. Ops. Avail to Com. $ 113 $ (5) $ 362 $ 260 Recurring Income (Loss) from Continuing Ops./Share $ 0.19 $(0.01) $ 0.60 $ 0.44 3rd Quarter YTD Dollars in millions ( except per share amounts) Financial Results A more detailed schedule reconciling income (loss) from continuing operations to recurring income from continuing operations after mark-to-market adjustments is available on Williams' Web site at www.williams.com and at the end of this presentation.


 

Dollars in millions ( except per share amounts) Recurring Income from Cont. Ops. After MTM Adjustment 2006 2005 2006 2005 Recurring Inc. (Loss) from Cont. Ops. Avail. to Common $ 113 $ (5) $ 362 $ 260 Recurring Diluted Earnings (Loss) per Common Share $ 0.19 $(0.01) $ 0.60 $ 0.44 Mark-to-Market (MTM) adjustments for Power: Reverse forward unrealized MTM (gains)/losses $ 16 $ 141 $ 11 $ (102) Add realized gains from MTM previously recognized 80 72 257 262 Total MTM Adjustments 96 213 268 160 Tax Effect of Total MTM Adjustments (37) (83) (103) (62) After-Tax MTM Adjustments $ 59 $ 130 $ 165 $ 98 Recurring Inc. from Cont. Ops. Avail. to Common Shareholders after MTM adjustments $ 172 $ 125 $ 527 $ 358 Recurring Diluted Earnings Per Share after MTM adjustments $ 0.28 $ 0.22 $ 0.87 $ 0.60 Note: Adjustments have been made to reverse estimated forward unrealized mark-to-market ("MTM") (gains) /losses and add estimated realized gains from MTM previously recognized; i.e. assumes MTM accounting had never been applied to designated hedges and other derivatives. A more detailed schedule reconciling income from continuing operations to recurring income from continuing operations after mark-to-market adjustments is available on Williams' Web site at www.williams.com and at the end of this presentation. Financial Results 3rd Quarter YTD


 

Third Quarter Segment Profit 2006 2005 2006 2005 Exploration & Production (see slide 54) $145 $159 $145 $137 Midstream Gas & Liquids (see slide 65) 212 121 222 121 Gas Pipeline (see slide 75) 109 161 109 147 Power (see slide 82) (70) (226) (79) (226) Other - (10) - (10) Segment Profit $396 $205 $397 $169 MTM Adjustments - Power 96 213 Segment Profit after MTM Adjustments $493 $382 Memo: Power after MTM Adjustments $17 ($13) Dollars in millions A more detailed schedule reconciling income (loss) from continuing operations to recurring income from continuing operations is available on Williams' Web site at www.williams.com and at the end of this presentation. Financial Results Reported Recurring


 

2006 2005 2006 2005 Exploration & Production (see slide 54) $412 $381 $412 $352 Midstream Gas & Liquids (see slide 65) 494 359 566 359 Gas Pipeline (see slide 75) 366 493 364 444 Power (see slide 82) (172) (187) (181) (162) Other 1 (75) 1 (23) Segment Profit $1,101 $971 $1,162 $970 MTM Adjustments - Power 268 160 Segment Profit after MTM Adjustments $1,430 $1,130 Memo: Power after MTM Adjustments $87 ($2) 2006 YTD Segment Profit Dollars in millions A more detailed schedule reconciling income (loss) from continuing operations to recurring income from continuing operations is available on Williams' Web site at www.williams.com and at the end of this presentation. Financial Results Reported Recurring


 

Exploration & Production Ralph Hill President


 

Piceance Production Growth Up 101 MMcfed or 31% over a year ago 24 total rigs currently operating in Valley and Highlands compared to 15 a year ago 2 additional H&P FlexRigs to be received in 2006 4 Nabors Super Sundowner rigs to be received in early 2007 Williams will be able to high-grade rig fleet Net MMcfe/d Exploration & Production Williams' Total Piceance Production 200 250 300 350 400 450 1Q '05 2Q '05 3Q '05 4Q '05 1Q '06 2Q '06 3Q '06 Highlands Valley


 

Piceance Highlands - Building Momentum Exploration & Production 39 wells spud year to date 24 MMcfed current net production, up from 5 MMcfed year ago Averaged 8 rigs operating during 3Q06 Major road, pipeline, and facilities under construction Working towards year round drilling


 

Piceance Basin: Highlands Ownership Position Exploration & Production Barcus Creek Ryan Gulch Trail Ridge West Trail Ridge Allen Point Grand Valley-Parachute- Rulison Complex Highlands ownership positions outlined in red Farm-In Deals Ryan Gulch Earned 16,000 net acres by drilling 6 wells Allen Point Earned 6,200 net acres by drilling 6 wells Barcus Creek Newly added farm-in deal


 

Barcus Creek Farm-In Deal Industry wells Barcus Creek Earning Wells Ryan Gulch Wells Exploration & Production Direct bolt-on to Ryan Gulch Project Targets Williams Fork Formation Drill 5 wells by October 2007, with first well currently drilling Earn 45% working interest in ~25,000 gross acres (~11,000 acres net to Williams) 87.5% NRI 45% working interest in future gas gathering/processing systems 600+ potential drill locations (40-acre density) Williams to operate


 

Midstream Alan Armstrong President


 

Significant Progress Made on Growth Projects In Development/Proposal 2006 2007 2008+ Spending $900MM-1,500MM Under Negotiation 2006 2007 2008+ Spending $300MM-500MM In Guidance 2006 2007 2008+ Spending $800-900MM Midstream 54% Major Growth Projects Included in Guidance ($ Millions) Project Name - In Service Date 2006 2007 2008 Opal TXP IV (1Q 2006) $33 - - Opal TXP V (2Q 2007) $50 $10 - Blind Faith (2Q 2008) $70 $95 $10 Other Wyoming G&P (4Q '07 + Various) - $50 $30 Western Gulf Deepwater Expansion (3Q '09) $10 $185 $180 37% 31% 25% 7% Deepwater Overland Pass Canadian Tar Sands Western 11% 12% 77% Opal Western Deepwater 32% 10% 58% Deepwater Canadian Tar Sands Western


 

Midstream Deepwater Lower Tertiary Discoveries


 

2006-08 Consolidated Outlook Don Chappel Chief Financial Officer


 

2006 Forecast Guidance Consolidated Segment profit before MTM adjustment $1,430 - $1,645 $1,355 - $1,675 Net Interest Expense (660) - (690) (670) - (710) Other (Primarily General Corp. Costs) (115) - (135) (105) - (125) Securities Litigation Settlement & Related Costs (165) (162) Pretax Income 490 - 655 418 - 678 Provision for Income Tax (225) - (300) (185) - (295) Income from Continuing Ops 265 - 355 233 - 383 Income/(Loss) from Discontinued Ops (20) - 0 (5) - 0 Net Income $245 - 355 $228 - 383 Diluted EPS $0.40 - $0.58 $0.37 - $0.63 Recurring Income from Cont. Ops $450 - $540 $414 - $564 Diluted EPS - Recurring $0.74 - $0.89 $0.68 - $0.92 Diluted EPS - Recurring After MTM Adj. 1 $1.05 - $1.20 $0.95 - $1.20 1 Includes MTM adjustment of $315 million (pretax) in Nov 2 guidance and $275 million (pretax) in Aug 3 guidance Note: Fully diluted shares of 610 million Dollars in millions, except per-share amounts Nov 2 Guidance Aug 3 Guidance


 

Consolidated 2006-08 Segment Profit Dollars in millions Exploration & Production Midstream Gas Pipeline Power Other / Corp. / Rounding Total Reported Before MTM Adj. MTM Adjustment Total Reported After MTM Adj. Nonrecurring Items Total Recurring After MTM Adj. 2006 2007 2008 Note: If guidance has changed, previous guidance from 8/3/06 is shown in italics directly below Power After MTM Adj. $550 - 600 675 - 750 1 475 - 500 (240) - (190) (30) - (15) $1,430 - 1,645 315 $1,745 - 1,960 61 $1,806 - 2,021 $825 - 950 500 - 750 585 - 655 (75) - 25 10 - (30) $1,845 - 2,350 125 $1,970 - 2,475 - - $1,970 - 2,475 $1,025 - 1,175 550 - 800 590 - 665 (150) - 0 (15) - 35 $2,000 - 2,675 200 $2,200 - 2,875 - - $2,200 - 2,875 $75 - 125 $50 - 150 $50 - 200 650 1 Includes nonrecurring litigation accrual of $70 million in Nov 2 guidance and $68 million in Aug 3 guidance 550 - 675 1 520 (200) - (150) (20) $1,355 - 1,675 275 $1,630 - 1,950 60 $1,690 - 2,010 225 205 (175) - (75) (155) - (5) $1,745 - 2,250 $1,995 - 2,670


 

2006-08 Capital Expenditures Consolidated Exploration & Prod. Midstream Gas Pipeline Power Other/Corporate Total Dollars in millions Notes: - - Sum of ranges for each business line does not necessarily match total range 2006 2008 2007 $1,150 - 1,250 250 - 260 745 - 815 - - 10 - 30 $2,175 - 2,375 $1,150 - 1,250 420 - 460 370 - 470 - - 10 - 30 $2,000 - 2,200 $1,150 - 1,300 260 - 300 340 - 440 - - 10 - 30 $1,800 - 2,050 230 - 270 70 - 90 $2,200 - 2,400 $1,775 - 1,975 $1,575 - 1,825 280 - 300


 

2006-08 Outlook Dollars in millions Segment Profit Reported After MTM Adj. Recurring After MTM Adj. DD&A Cash Flow from Ops.1 Capital Expenditures Operating Free Cash Flow 2 2006 2007 2008 Consolidated 1 Cash flow from continuing operations. 2 Operating free cash flow is defined as cash flow from continuing operations less capital expenditures, before dividend or principal payments Note: If guidance has changed, previous guidance from 8/3/06 is shown in italics directly below $1,745 - 1,960 1,806 - 2,021 840 - 920 1,500 - 1,800 2,175 - 2,375 (675) - (575) $ 1,970 - 2,475 1,970 - 2,475 960 - 1,060 2,000 - 2,300 2,000 - 2,200 0 - 100 $2,200 - 2,875 2,200 - 2,875 1,050 - 1,150 2,425 - 2,825 1,800 - 2,050 625 - 775 $1,630 - 1,950 1,690 - 2,010 820 - 920 930 - 1,030 1,010 - 1,110 2,200 - 2,400 1,775 - 1,975 1,575 - 1,825 (700) - (600) 225 - 325 850 - 1,000


 

Strong Operating Cash Flow Growth & Increasing Investment Opportunities Consolidated 1 Cash Flow from Continuing Operations (CFFO) 2 Debt to Capitalization = Total Debt / (Total Debt + Equity) 3 Includes Purchases of Long-term Investments Cash Flow 1 / Cap Ex $1,472 $ Millions 1 Cash Flow from Continuing Operations (CFFO) 2 Debt to Capitalization = Total Debt / (Total Debt + Equity) 3 Includes Purchases of Long-term Investments 62% 56% to 58% 54% to 56% $790 Opportunity Rich Declining Debt / Cap % $2,425 to $2,825 59% 51% to 53% $1,415 3 $1,450 $1,800 to $2,050 $2,000 to $2,200 Cap Ex $1,500 to $1,800 $2,175 to $2,375 $2,000 to $2,300 Cash FIow Increasing 600 800 1,000 1,200 1,400 1,600 1,800 2,000 2,200 2,400 2,600 2,800 3,000 2004 2005 2006 2007 2008 30% 40% 50% 60% 70% 80% 90% 100%


 

Financial Strategy/Key Points Drive/enable sustainable growth in EVA(r) / shareholder value Strategy to accelerate delivery of MLP benefits to WMB Continue to maintain and/or improve credit ratios/ratings Reduce risk in Power segment Opportunity rich Increasing focus and disciplined EVA(r)-based investments in natural gas businesses Attractive EVA(r) -adding opportunities may require new capital If new capital is needed, choose optimal sources of capital Combination of growth in operating cash flows and EVA(r) drives value creation Consolidated


 

Summary Steve Malcolm Chairman, President & CEO


 

Well-positioned for near- to long-term value creation Premier assets that are opportunity rich Pursuing growth with discipline Solid record of delivering results Taking action to drive value creation


 

Q&A


 

Non-GAAP Reconciliations


 

Non-GAAP Disclaimer This presentation includes certain financial measures, EBITDA, recurring earnings, free cash flow and recurring segment profit, that are non-GAAP financial measures as defined under the rules of the Securities and Exchange Commission. EBITDA represents the sum of net income (loss), net interest expense, income taxes, depreciation and amortization of intangible assets, less income (loss) from discontinued operations. Recurring earnings and recurring segment profit provide investors meaningful insight into the Company's results from ongoing operations. This presentation is accompanied by a reconciliation of these non-GAAP financial measures to their nearest GAAP financial measures. Management uses these financial measures because they are widely accepted financial indicators used by investors to compare company performance. In addition, management believes that these measures provide investors an enhanced perspective of the operating performance of the Company's assets and the cash that the business is generating. Neither EBITDA nor recurring earnings and recurring segment profit are intended to represent cash flows for the period, nor are they presented as an alternative to net income or cash flow from operations. They should not be considered in isolation or as substitutes for a measure of performance prepared in accordance with United States generally accepted accounting principles. Certain financial information in this presentation is also shown including Power mark-to-market adjustments. This presentation is accompanied by a reconciliation of these non-GAAP financial measures to their nearest GAAP financial measures. Previously the Company did not qualify for hedge accounting with respect to its Power segment as a result of the Company's stated intent to exit the Power business. The Company ceased efforts to market the sale of Power during the third quarter 2004, and now qualifies for hedge accounting. Hedge accounting reduces earnings volatility associated with Power's portfolio of certain derivative hedging instruments. Prior to the adoption of hedge accounting, these derivative hedging instruments were accounted for on a mark-to-market basis with the change in fair value recognized in earnings each period. Management uses the mark-to-market adjustments to better reflect Power's results on a basis that is more consistent with Power's portfolio cash flows and to aid investor understanding. The adjustments reverse forward unrealized mark-to- market gains or losses from derivatives and add realized gains or losses from derivatives for which mark-to-market income has been previously recognized, with the effect that the resulting adjusted segment profit is presented as if mark-to-market accounting had never been applied to designated hedges or other derivatives. The measure is limited by the fact that it does not reflect potential unrealized future losses or gains on derivative contracts. However, management compensates for this limitation since reported earnings do reflect unrealized gains and losses of derivative contracts. Overall, management believes the mark-to-market adjustments provide an alternative measure that more closely matches realized cash flows for the Power segment.


 

Non-GAAP Reconciliation Schedule Non-GAAP Reconciliation


 

Non-GAAP Reconciliation Schedule Non-GAAP Reconciliation


 

Non-GAAP Reconciliation Schedule - EPS after MTM adjustment Non-GAAP Reconciliation


 

EBITDA Reconciliation Non-GAAP Reconciliation


 

3Q 2006 Segment Contribution Non-GAAP Reconciliation


 

YTD 2006 Segment Contribution Non-GAAP Reconciliation


 

2006 Forecast EBITDA Reconciliation Non-GAAP Reconciliation Net Income $245 - 355 $228 - 383 Loss from Disc. Ops. 20 - 0 5 - 0 Net Interest 660 - 690 670 - 710 DD&A 840 - 920 820 - 920 Provision for Income Taxes 225 - 300 185 - 295 Other/Rounding 10 (8) EBITDA $2,000 - 2,275 $1,900 - 2,300 MTM Adjustments 315 275 EBITDA - After MTM Adj. $2,315 - 2,590 $2,175 - 2,575 Dollars in millions Nov 4 Guidance Aug 3 Guidance


 

2006 Forecast Segment Contribution Non-GAAP Reconciliation Power 1 Gas Pipeline Segment Profit / (Loss) DD&A Seg Profit/(Loss) Before DD&A Other (Primarily General Corporate Expense & Investing Income) Securities Litigation Settlement and Related Costs Rounding TOTAL E&P Midstream Total Corp/ Other Dollars in millions 1 Segment Profit is prior to MTM adjustments $(240) - (190) 10 - 15 $(230) - (175) $475 - 500 280 - 300 $755 - 800 $550 - 600 360 - 400 $910 - 1,000 $675 - 750 190 - 200 $865 - 950 $1,430 - 1,645 840 - 920 $2,270 - 2,565 (115) - (135) (165) 10 $2,000 - 2,275 $(30) - (15) 0 - 5 $(30) - (10)


 

2006 Forecast Guidance Contribution Non-GAAP Reconciliation Net Income $245 - 355 $228 - 383 Less: Discontinued Operations (Loss) (20) - 0 (5) - 0 Income from Continuing Ops $265 - 355 $233 - 383 Non-Recurring Items (Pretax) 266 261 Less Taxes 81 80 Non-Recurring After Tax 185 181 Recurring Income from Cont. Ops $450 - 540 $414 - 564 Recurring EPS $0.74 - $0.89 $0.68 - $0.92 Mark-to-Market Adjustment (Pretax) Less Taxes @ 39% Mark-to-Market Adjust. After Tax Inc. from Cont. Ops after MTM Adj. Inc. from Cont. Ops after MTM Adj. EPS 315 123 192 $642 - 732 $1.05 - $1.20 275 107 168 $582 - 732 $0.95 - $1.20 Dollars in millions, except per-share amounts Aug 3 Guidance Nov 2 Guidance


 

Appendix


 

Exploration & Production


 

Key Points - Value Creation Continues An industry leader in production growth, cost efficiencies and reserves replacement Long-term repeatable drilling inventory of significant proved undeveloped, probables, and possibles Strategy remains rapid development of our premier drilling inventory Long history of high drilling success, low finding costs Short time cycle investments, fast cash returns New areas significantly contributing Experienced and talented work force Exploration & Production


 

2006 2005 2006 2005 Segment Profit $145 $159 $412 $381 Nonrecurring Gains on sales of assets - (22) - (29) Recurring segment profit $145 $137 $412 $352 Segment Profit - Exploration & Production 3Q06 to 3Q05 financial highlights: 21.8% volume production growth Sequential volume growth of 5.7% and 20.5% segment profit growth over second quarter $40 million negative hedge impact in 3Q06 Dollars in millions 2006 YTD to 2005 YTD financial highlights: 19.7% volume production growth 17% recurring segment profit growth $173 million negative hedge impact year to date Exploration & Production 3rd Quarter YTD


 

2006 Accomplishments 3Q06 production up 22%, 149 MMcfed since 3Q05 Surpassed 800MMcfed 8 H&P rigs drilling Additional 4,080 acres Piceance Valley 10-acre spacing approved Big George/Powder River volumes continue impressive growth Barcus Creek farm-in finalized Barnett Shale Producing ~16MMcfed ~20,000 net acres under lease or farm-out San Juan production at record levels International profits increase Exploration & Production


 

Powder River Up 28 MMcfed or 24% over a year ago Big George coals driving basin growth Up 80% year over year September vs. June volumes up 12% Anadarko assumes outside operations Net MMcfe/d Exploration & Production Williams' Powder River Production 0 50 100 150 1Q '05 2Q '05 3Q '05 4Q '05 1Q '06 2Q '06 3Q '06 Big George Wyodak/Other


 

Rockies Producer Not Rockies Price Taker Exploration & Production Powder River Piceance San Juan Glenrock Opal Wamsutter Cheyenne Greasewood Blanco Meeker CIG NWPL Questar Rockies Express TransColorado WIC Pipes Used to Move Williams Gas Trailblazer Firm Access Under Contract North to Wamsutter 200 East to Mid - -continent 209 South to San Juan 285 East to Appalachia (REX) 200 West to Opal 150 2008 - - 2009 adds


 

Paradox Basin Project Paradox Basin is immediately adjacent to Piceance and Uinta Basins Acreage position increased from 30,608 to 74,000 net acres Formed large Joint Venture with successful Rocky Mountain independent Emerging play targets fractured Gothic Shale Formation First of four planned wells to spud in November Douglas Creek Arch Uncompahgre Uplift UTAH ARIZONA COLORADO NEW MEXICO Piceance Basin Uinta Basin Paradox Basin WYOMING Exploration & Production


 

2006-08 Guidance 2006 2007 2008 Segment Profit $550 - 600 $825 - 950 $1,025 - 1,175 650 Annual DD&A 360 - 400 455 - 505 500 - 550 Segment Profit + DD&A $910 - 1,000 $1,280 - 1,455 $1,525 - 1,725 910-1050 Capital Spending $1,150 - 1,250 $1,150 - 1,250 $1,150 - 1,300 Production (MMcfe/d) 770 - 845 905 - 1,005 990 - 1,140 Dollars in millions Exploration & Production Note: 2006-08 hedge information included in Appendix. Note: If guidance has changed, previous guidance from 8/3/06 is shown in italics directly below. Unhedged Price Assumption ($/Mcf) Average San Juan/Rockies Price $5.87 $6.09 $6.10 Average Mid-continent Price $6.01 $6.75 $6.77 NYMEX $7.13 $7.00 $7.00


 

Cash Margin Analysis Exploration & Production 3-Year Average (2006-08) Reflective of core basins $5.65 is after hedging and includes average basin market price of $6.21 before hedging Cash costs include LOE, G&A, taxes and gathering F&D costs include acquisition and development expenditures/proved reserves ('03-'05 average) $5.65 Previous Previous $3.90 $1.75 Cash Margin Cash Costs $5.65 $1.81 $0.92 $3.84 $0.00 $1.00 $2.00 $3.00 $4.00 $5.00 $6.00 Realized Gas Price Assumption Margin/Cost Assumption F&D Costs


 

3Q Net Realized Price Summary Exploration & Production * Corrected from original edition


 

2006 2007 2008 Fixed Price at the basin: Volume (MMcf/d) 288 172 73 Average Price ($/Mcf) $3.89 $3.90 $3.96 NYMEX Collars: Volume (MMcf/d) 64 15 - Average Price ($/Mcf) $6.62 - $8.42 $6.50 - $8.25 At the Basin Collars:1 NWPL Rockies Volume (MMcf/d) 50 50 75 Price ($/Mcf) $6.05 - $7.90 $5.65 - $7.45 $6.02 - $9.52 EPNG San Juan Volume (MMcf/d) - 130 25 Average Price ($/Mcf) $5.98 - $9.63 $6.20 - 9.57 Mid-Continent Volume (MMcf/d) - 75 5 Price ($/Mcf) $6.82 - $10.80 $7.23 - $8.62 2006-08 Hedge Update Exploration & Production Dollars in millions 1 Please note basin locations are not NYMEX 4Q


 

Midstream


 

Key Points Focused on our strategy of reliability Base business continues to generate healthy returns and free cash flows NGL margins again exceed historic levels - cushioning enterprise impact of lower gas prices Forecast margins in line with current gas/crude pricing relationship Progress continues on deepwater expansions Western growth opportunities abound Midstream


 

Segment Profit - Midstream 3Q06 to 3Q05 financial highlights: Record NGL unit margins Higher fee revenue Higher Canadian performance Increased operating expenses Financial Results 2006 YTD to 2005 YTD financial highlights: Higher NGL unit margins Higher fee revenue Increased operating expenses 2006 2005 2006 2005 Segment Profit $212 $121 $494 $359 Nonrecurring Accrual for Gulf Liquids litigation 2 - 70 - International Contract Settlement - - (6) - Asset sales, retirement & abandonment (3) - (3) - Accounts payable accrual adjustment 11 - 11 - Recurring segment profit $222 $121 $566 $359 Dollars in millions 3rd Quarter YTD


 

2006 Accomplishments Midstream Recurring Segment Profit + Depreciation Another record quarter NGL unit margins at new records Canadian Oil Sands YTD '06 vs YTD '05: + 37% in composite unit margins + 86% in production volume Western Gulf Deepwater Expansions Long term processing agreement on Discovery Opal TXP-V construction on track 0 50 100 150 200 250 300 1Q 2Q 3Q 4Q $ MM 2005 2006


 

2006-08 Guidance 2006 2007 2008 Segment Profit $675 - 750 $500 - 750 $550 - 800 550 - 675 Annual DD&A 190 - 200 200 - 210 210 - 220 Segment Profit + DD&A $865 - 950 $700 - 960 $760 - 1,020 740 - 875 Capital Spending $250 - 260 $420 - 460 $260 - 300 280 - 300 230 - 270 70 - 90 Dollars in millions Note: Guidance is stated on a non-recurring basis. If guidance has changed, previous guidance from 08/03/2006 is shown in italics directly below. Midstream Un-Hedged Price Assumptions 2006 2007 2008 NYMEX Natural Gas ($/Mcf) $7.13 $7.00 $7.00 NYMEX Oil ($/bbl) $67 $55 - $69 $55 - $69 Net Liquid Margin (cents/gallon) 31.0 24.0 26.0


 

Free Cash Flow - Forecast 1st Qtr 2nd Qtr 3rd Qtr 4th Qtr East 20.4 27.4 90 20.4 West 30.6 38.6 34.6 31.6 North 45.9 46.9 45 43.9 $'s in Millions Note: - - Segment Profit is stated on a recurring basis. Segment Profit for 2004 has been restated to reflect reclassifications - - Segment Profit + DDA and Capital Spending reflect midpoint of ranges. - - Margin uplift represents actual realized margin for base business in excess of five year (4Q01-3Q06) average margin of 14.9 cpg. Capital Seg Profit + DDA Capital Seg Profit + DDA Capital Seg Profit + DDA Capital Seg Profit + DDA Capital Seg Profit + DDA 2004 2005 2006 2007 2008 Midstream Capital Spending Recurring Segment Profit & DDA $0 $100 $200 $300 $400 $500 $600 $700 $800 $900 $1,000 Discretionary Expansion Segment Profit Margin Uplift Base Segment Profit + DDA Discretionary Expansion Historic Expansion Maintenance Well Connects


 

Pricing Assumptions Included in Guidance Midstream Guidance Pricing Assumptions Historic Prices 0 10 20 30 40 50 60 70 80 90 '00 '01 '02 '03 '04 '05 1Q06 2Q06 3Q06 $/bbl 0 2 4 6 8 10 12 14 $/MMBtu Oil WTI ($/bbl) Nat Gas Henry Hub ($/MMBtu) 0 10 20 30 40 50 60 70 80 90 2006 2007 2008 $/bbl 0 2 4 6 8 10 12 14 $/MMBtu High Oil Low Oil Nat Gas Henry Hub ($/MMBtu)


 

Margins Above Average Midstream Note: Actual realized margins, does not include Discovery volumes. Five year average of 14.9 cpg is calculated for the period 4Q01-3Q06. Domestic NGL Average Realized Net Margin and Volumes by Quarter Realized Margin Total NGL Prod (MM Gals) Equity NGL Sales (MM Gals) Avg. Realized Margin 0 5 10 15 20 25 30 35 40 45 Q1'02 Q2'02 Q3'02 Q4'02 Q1'03 Q2'03 Q3'03 Q4'03 Q1'04 Q2'04 Q3'04 Q4'04 Q1'05 Q2'05 Q3'05 Q4'05 Q1'06 Q2'06 Q3'06 0 100 200 300 400 500 600 700 800 Realized Margin (Cents / Gallon) Total Production & Equity Volumes by Quarter (MM Gallons)


 

Gas prices based on average Gas Daily settle prices at NWP, Wyoming. NGL prices based on composition weighted average of Mont Belvieu daily liquids prices; does not include fuel or T&F. Oil prices are based on average of daily NYMEX prompt settle prices. Frac Spread Commodity Prices ($/MMBtu) $0 $2 $4 $6 $8 $10 $12 $14 1Q '05 2Q '05 3Q '05 4Q '05 1Q '06 2Q '06 3Q '06 ($/MMBtu) Oil - NYMEX ($/MMBtu) NGL - Mont Belvieu ($/MMBtu) Gas - Opal ($/MMBtu) Frac Spread Drivers Midstream


 

Opal Ignacio Echo Springs Gas Processing & Treatment Plants Gathering Areas Kutz Lybrook Markham Cameron Mobile Bay YTD Equity NGL Margins by Region Midstream Domestic Average 31.4 cpg Western Region 32.3 cpg Gulf Coast Region 29.8 cpg Midstream Larose Williams YTD Equity NGL Gallons 64% 36% Western Region Gulf Region


 

Gas Pipeline


 

Key Points 26-inch Replacement project construction substantially complete in November Growth projects progressing Rate Cases Progressing Segment Profit remains on target Gas Pipeline


 

2006 2005 2006 2005 Segment Profit $109 $161 $366 $493 Nonrecurring 1999 Fuel Tracker adjustment - (14) - (14) Excess royalty reserve reversal - - (2) - Pension expense reduction - - - (17) Adjustment to carrying value of certain liabilities - - - (18) Recurring segment profit $109 $147 $364 $444 Segment Profit - Gas Pipeline 3Q06 to 3Q05 financial highlights: Gas Pipeline 2006 YTD to 2005 YTD financial highlights: Decrease is mainly due to: Higher SG&A Costs - $39MM Labor & Benefits Property & Liability Insurance IT Support Costs Higher O&M Costs - $21MM Higher DDA Costs - $10MM Higher Operating Taxes - $7MM Dollars in millions 3rd Quarter YTD Decrease is mainly due to: Higher SG&A costs - $22MM Labor & Benefits Property & Liability Insurance IT Support Costs Higher O&M costs - $4MM Pipeline Safety costs Lower JV Earnings - $8MM Higher DDA - $3MM


 

2006 Accomplishments Northwest Parachute Lateral Expansion Project receives FERC approval Northwest celebrates 50 years of continuous service Northwest filed rate case June 30th, effective Jan 1st 2007 Transco Leidy to Long Island Expansion project receives FERC approval FERC certificate application filed for Potomac Expansion Project Transco filed rate case August 31st, effective March 1st 2007 Gas Pipeline Recurring Segment Profit + Depreciation 0 50 100 150 200 250 1Q 2Q 3Q 4Q 2005 2006


 

2006-08 Guidance 2006 2007 2008 Segment Profit $475 - 500 $585 - 655 $590 - 665 Annual DD&A 280 - 300 305 - 325 325 - 350 Segment Profit + DD&A $755 - 800 $890 - 980 $915 - 1,015 Capital Spending $745 - 815 $370 - 470 $340 - 440 Dollars in millions Note: If guidance has changed, previous guidance from 08/03/06 is shown in italics directly below. Gas Pipeline 290-310 295-315 475-520 755-820 875-965 885-980


 

2006-08 Capital Spending Detail 2006 2007 2008 Normal Maintenance/Compliance $375 - 435 $210 - 265 $180 - 260 Northwest 26-inch Replacement 276 2 - Expansion1 95 - 105 160 - 200 160 - 180 Total $745 - 815 $370 - 470 $340 - 440 Dollars in millions Note: If guidance has changed, previous guidance from 08/03/06 is shown in italics directly below. Gas Pipeline Note: - Sum of ranges may not necessarily match total range 1Major Growth Projects (in guidance): 2006 2007 2008 1st full yr Seg. Profit Parachute (In Service 1/07) $50 - 60 $5-10 $9 Leidy to Long Island (In Service11/07) 15 - 20 85 - 100 $1 - 5 20 Potomac (In Service 11/07) 5 - 10 55 - 65 1 - 5 11 Sentinel (In Service Ph1 11/08, Ph2 11/09) 1 - 5 5 - 15 80 - 100 22 Greasewood (In Service 11/08) 0 - 5 20 - 25 5


 

Free Cash Flow Gas Pipeline Note: - - Segment Profit is stated on a recurring basis. - - Segment Profit + DDA and Capital Spending reflect midpoint of ranges for 2006 - 2008. 2005 2006 2007 2008 Seg Profit + DDA Seg Profit + DDA Capital Spending Expansion 26-inch Replacement Maint/Compliance 0 200 400 600 800 1000 1200


 

Rate Case Filing Gas Pipeline Update NWP TGPL Filing Date 6/30/2006 8/31/2006 Base Period 4/05-3/06 6/05-5/06 Test Period 4/06-12/06 6/06-2/07 Effective Date 1/1/07 3/1/07 Rate Base $1.5B $2.95B Cap Structure (Equity) 55% 62% Filed Return on Equity 13.6% 13.8%


 

Power


 

2006 2005 2006 2005 Segment Profit/(Loss) ($70) ($226) ($172) ($187) Nonrecurring Accrual for regulatory & litigation Contingencies/Settlements 4 - 4 13 Contingent obligation adjustments (13) - (13) 5 Expense related to prior periods - - - 7 Recurring segment profit/(loss) (79) (226) (181) (162) MTM Adjustment (Recurring) 96 213 268 160 Recurring segment profit/(loss) after MTM Adj. $17 ($13) $87 ($2) Segment Profit - Power 3Q06 to 3Q05 financial highlights Increase in hedged cash flows largely due to benefit of structured hedges 3Q06 includes ($13) million loss due to lower-of-cost-or market write downs on Storage inventory and ($7) million realized losses on Storage injection hedges. These values are forecasted to be recovered when volumes are withdrawn 2006 YTD to 2005 YTD financial highlights Increase in hedged cash flows largely due to benefit of structured hedges Decrease in expenses (including SG&A) includes $25 million gain related to sale of certain Enron receivables and $9 million in other non-recurring items Includes ($20) million loss due to lower-of-cost-or-market write downs on Storage inventory and ($30) million realized losses on Storage injection hedges. These values are forecasted to be recovered when volumes are withdrawn. Includes $51 million gain from liquidation of certain non-core basis positions Dollars in millions Power 3rd Quarter YTD


 

Dollars in millions 2006 2007 2008 Prior Guidance - Segment Loss before MTM Adj ($200) - (150) ($175) - (75) ($155) - (5) Est. Fwd Impact of 3Q06 MTM Earnings and other portolio adjustments New Guidance - Segment Loss before MTM Adj ($240) - (190) ($75) - 25 ($150) - $0 Estimated MTM Adjustments 315 125 200 275 225 205 Segment Profit after MTM Adj 75 - 125 50 - 150 50 - 200 Recurring Segment Profit after MTM Adj $75 - 125 $50 - 150 $50 - 200 Capital Expenditures - - - - - - (40) 100 5 2006-08 Guidance Note: If guidance has changed, previous guidance from 8/03/06 is shown in italics directly below. Power


 

YTD 2006 - Segment Profit/(Loss) to Cash Flow from Ops Power 1Significant amount of Working Capital used was returned to one counterparty due to commodity settlements and commodity price changes. 2Collateral returned does not impact total WMB liquidity because collateral received is excluded from calculation of available WMB liquidity. 3CFFO includes cash margin dollars sent out on behalf of other business units. Dollars in Millions Commodity Working Power Capital/ & NG Other Total Segment Loss ($145) ($27) ($172) MTM Adjustments: Reverse Forward Unrealized MTM (Gains) 11 11 Add Realized Gains from MTM Previously Recognized 257 257 Segment Profit/(Loss) After MTM Adjustments 123 (27) 96 Total Working Capital Change 1,2&3 (198) (198) Power Segment CFFO $123 ($225) ($102)


 

Power Portfolio Cash Flow Analysis Estimated undiscounted dollars in millions 1 Q306 Actual cash flows are realized from a combination of Hedged Cash Flows and Merchant Cash Flows and other risk management and trading activities. Q306 forecast combines Hedged Cash Flow and Merchant Cash Flow estimates to present comparable to actual. 2 Forecasted Hedged Cash Flows represents (1) the estimated cash flows from hedges such as resale of tolls, heat rate options, full requirements contracts and fixed price power and gas contracts and (2) the estimated value of the tolling (spread option) cash flows associated with those hedges. 3 Forecasted Merchant Cash Flows primarily reflect the tolling (spread option) cash flows which have not been hedged. 4 YTD SG&A includes $25 million gain related to sale of certain Enron receivables 5 Working Capital & Other changes are zero in future periods, as they are not reasonable estimable. Current year Actuals include cash flows from the NG portfolio (including storage related losses offset by the monetization of forward positions), however future periods do not include forecasted NG portfolio cash flows. Note: Q306 Forecast estimated as of 12/31/05. Variances between regional Cash Flow slides and total Cash Flow Analysis slide may be due to rounding. Power Power Portfolio Actual vs. Forecast 2006 3Q06A 3Q06F YTD06A YTD06F 2006A+F Tolling Demand Payment Obligations ($128) ($127) (1) ($314) ($312) (2) ($400) Hedged Cash Flows 2 187 462 566 Merchant Cash Flows 3 38 59 18 SG&A and Other 4 (10) (21) 11 (29) (63) 34 (67) Total Power Portfolio Cash Flows $28 $77 ($49) $109 $146 (37) $117 Working Capital & Other 5 122 n/a (211) n/a n/a Estimated Power Segment Cash Flows $150 ($102) QTD Variance 166 1 (57) YTD Variance 452 1 (69)


 

3Q06 Financial Statement Changes for Derivatives Power During 3Q06, Williams reported the following changes related to its derivative portfolio: The net change in Derivative Assets and Liabilities for E&P was positive reflecting the 3Q06 decrease in gas prices against a short derivative position The net change in Derivative Assets and Liabilities for Midstream was positive reflecting the 3Q06 price decrease on crude and NGL's against a short derivative position The net change in Derivative Assets and Liabilities for Power was negative, reflecting the 3Q06 decrease in gas prices against a long derivative position 1 Change in OCI shown is before taxes. Therefore, change shown does not tie to balance sheet change which is net of taxes. Dollars in millions Der A/L OCI MTM Gain/(Loss) Realized (Gain)/Loss Total Change in Consolidated Derivative Values 1 $116 $132 ($10) ($6) Change in E&P Hedge Values 291 242 6 - Prior MTM Realized (Ineffectiveness) (7) - OCI Realized 50 Change in Midstream Hedge Values 26 12 - Prior MTM Realized (0) - OCI Realized 14 Change in Power Hedge Values (201) (122) (16) - Prior MTM Realized (80) - OCI Realized 17 Balance Sheet Income Statement


 

West Undiscounted Cash Flows Power Dollars in millions 1 Q306 Actual cash flows are realized from a combination of Hedged Cash Flows and Merchant Cash Flows and other risk management and trading activities. 2 Forecasted Hedged Cash Flows represents (1) the estimated cash flows from hedges such as resale of tolls, heat rate options, full requirements contracts and fixed price power and gas contracts and (2) the estimated value of the tolling (spread option) cash flows associated with those hedges. 3 Forecasted Merchant Cash Flows primarily primarily reflect the tolling (spread option) cash flows which have not been hedged. Note: Q306 Forecast estimated as of 12/31/05. Variances between regional Cash Flow slides and total Cash Flow Analysis slide may be due to rounding. West Power Portfolio Estimated as of 9/30/06 Q306A Q306F QTD Variance 2006F+A Tolling Demand Payment Obligations ($39) ($38) ($1) ($154) Hedged Cash Flows 2 440 Merchant Cash Flows 3 8 Total Cash Flows $80 $100 ($20) $294 Capacity Available (in MW) 3,805 Total Capacity Sold 2,720 Remaining Available (in MW) after all hedges 1,085 (19) 119 1 138


 

Mid-Con Undiscounted Cash Flows Power 1 Q306 Actual cash flows are realized from a combination of Hedged Cash Flows and Merchant Cash Flows and other risk management and trading activities. 2 Forecasted Hedged Cash Flows represents (1) the estimated cash flows from hedges such as resale of tolls, heat rate options, full requirements contracts and fixed price power and gas contracts and (2) the estimated value of the tolling (spread option) cash flows associated with those hedges. 3 Forecasted Merchant Cash Flows primarily reflect the tolling (spread option) cash flows which have not been hedged. Note: Q306 Forecast estimated as of 12/31/05. Variances between regional Cash Flow slides and total Cash Flow Analysis slide may be due to rounding. Dollars in millions Mid-Continent Power Portfolio Estimated as of 9/30/06 Q306A Q306F QTD Variance 2006F+A Tolling Demand Payment Obligations ($41) ($41) $0 ($88) Hedged Cash Flows 2 34 Merchant Cash Flows 3 5 Total Cash Flows ($21) ($21) $0 ($49) Capacity Available (in MW) 1,303 Total Capacity Sold 399 Remaining Available (in MW) after all hedges 904 20 1 20 0


 

East Undiscounted Cash Flows Power 1 Q306 Actual cash flows are realized from a combination of Hedged Cash Flows and Merchant Cash Flows and other risk management and trading activities. 2 Forecasted Hedged Cash Flows represents (1) the estimated cash flows from hedges such as resale of tolls, heat rate options, full requirements contracts and fixed price power and gas contracts and (2) the estimated value of the tolling (spread option) cash flows associated with those hedges. 3 Forecasted Merchant Cash Flows primarily reflect the tolling (spread option) cash flows which have not been hedged. Note: Q306 Forecast estimated as of 12/31/05. Variances between regional Cash Flow slides and total Cash Flow Analysis slide may be due to rounding. Dollars in millions East Power Portfolio Estimated as of 9/30/06 Q306A Q306F QTD Variance 2006F+A Tolling Demand Payment Obligations ($48) ($48) $0 ($158) Hedged Cash Flows 2 91 Merchant Cash Flows 3 5 Total Cash Flows ($20) $19 ($39) ($62) Capacity Available (in MW) 2,280 Total Capacity Sold 1,559 Remaining Available (in MW) after all hedges 721 28 1 67 (39)


 

WMB Collateral Outstanding Enterprise Risk Management As of 9/30/06 Corp./ Dollars in millions E&P Midstream Power Other Total Margins & Ad. Assur. $41 $0 $9 $0 $50 Prepayments 0 0 5 0 5 Subtotal 41 0 14 0 55 Letters of Credit 448 131 382 25 986 Total as of 9/30/06 489 131 396 25 1,041 Total as of 12/31/05 746 243 343 91 1,423 Change ($257) ($112) $53 ($66) ($382)


 

WMB Collateral Sensitivity Enterprise Risk Management Dollars in millions Margin Volatility (1% chance of exceeding) -Potential incremental collateral requirement Days 9/29/2006 6/30/2006 3/31/2006 12/30/2005 30 ($155) ($246) ($223) ($325) 180 ($459) ($580) ($769) ($559) 360 ($471) ($489) ($626) ($567) Assumption: The Margin numbers above consist of only forward marginable positions.


 

Sensitivity Analysis Dollars in millions, except per unit increases Enterprise Risk Management Enterprise 1 Power Co. 2 Midstream 3 Natural Gas Power Processing Margin Per MMBtu Per MWh Per Gallon of NGL's Increase $0.10 $1 $0.01 2006 $0-$2 MM $(1)-$1 MM $2-$4 MM 2007 $5-$8 MM $2-$4 MM $17-$19 MM 2008 $13-$15 MM $5-$8 MM $18-$21 MM


 

Consolidated


 

Liquidity at September 30, 2006 Consolidated Dollars in millions Cash and cash equivalents 1,075 $ Other current securities 160 Less: Subsidiary and Int'l cash & cash equivalents 368 $ Customer margin deposits payable 77 (445) Available unrestricted cash 790 Available revolver capacity 1,712 Total Liquidity 2,502 $


 

2006 Cash Information Consolidated Dollars in millions 3rd Quarter YTD Beginning unrestricted cash 980 $ 1,597 $ Cash flow from continuing operations 634 1,308 Debt retirements (45) (774) Proceeds from debt issuance - - 699 Proceeds from sale of limited partnership units - - 225 Capital expenditures (756) (1,759) Dividends (54) (152) Dividends to minority interests (11) (28) Purchase of auction rate securities (49) (376) Proceeds from sale of auction rate securities 298 320 Other-net 77 15 Change in cash and cash equivalents 94 $ (522) $ Ending unrestricted cash at 9/30/06 1,075 $ Restricted cash at 09/30/06 (not included above) 120 $


 

Debt Balance1 Avg. Cost 1 Debt is long-term debt due within 1 year plus long-term debt. Dollars in millions Debt Balance @ 12/31/05 $7,713 7.6% Early Conversions (220) Scheduled Debt Retirements & Amortization (64) Debt Balance @ 3/31/06 $7,429 7.7% Fixed Rate Debt @ 09/30/06 $7,268 7.7% Variable Rate Debt @ 09/30/06 $150 6.5% Consolidated Additions 699 Early Retirements (485) Scheduled Debt Retirements & Amortization (180) Debt Balance @ 6/30/06 $7,463 7.7% Scheduled Debt Retirements & Amortization (45) Debt Balance @ 9/30/06 $7,418 7.7%


 

Dollars in millions Debt Amortization - As of 9/30/2006 Consolidated 392 239 54 217 1,168 80 10 8 385 998 2,020 1,851 3 22 $0 $250 $500 $750 $1,000 $1,250 $1,500 $1,750 $2,000 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019-2027 2028-2032 2033


 

Diluted EPS from Cont. Ops. $0.22 ($.11) $0.19 - $0.29 Recurring EPS 0.23 0.19 0.19 - 0.60 Recurring EPS after MTM Adj. 0.26 0.33 0.28 - 0.87 Average Shares (MM) 607 596 609 - 608 2006 1Q 2Q 3Q 4Q Total Diluted EPS from Cont. Ops. $0.34 $0.07 $0.01 $0.11 $0.53 Recurring EPS 0.33 0.11 (0.01) 0.28 0.72 Recurring EPS after MTM Adj. 0.22 0.17 0.22 0.26 0.86 Average Shares (MM) 599 579 581 609 606 2005 1Q 2Q 3Q 4Q Total EPS Metrics Consolidated


 

2006 Interest Expense Forecast Guidance Consolidated Interest on Long-Term Debt $570 - $580 Amortization Discount/Premium and other Debt Expense 25 - 30 Credit Facilities: (incl. Commitment Fees plus LC Usage) 30 - 40 Interest on other Liabilities 45 - 55 Interest Expense $670 - $705 Less: Capitalized Interest (10) - (15) Net Interest Expense Guidance $660 - $690 Dollars in millions 2006


 

2006 Effective Tax Rates Consolidated 2006 Statutory Rate 77 35% (22) 35% 73 35% 128 35% State 10 5% (1) 1% 14 6% 23 6% Foreign 0 0% 7 - -10% 7 3% 14 4% Nondeductible Expenses (Shareholder Litigation/Convertible Debentures) 0 0% 18 - -28% 0 0% 18 5% Other 1 0% (1) 1% 6 3% 6 2% Tax Provision/(Benefit) 88 40% 1 - -1% 100 47% 189 52% Effective Tax Rate Guidance Cash Tax Rate Guidance Note 1: Additional income tax expense of $35-45 million in 2006, $10-15 in 2007 and $5-10 million in 2008 is also forecast. 10-15% 5-10% 9-14% 2006 2007 2008 39% 39% 39% First Quarter Second Quarter Third Quarter Year-to-Date