El Paso Corporation reported financial and operational results for the first quarter of 2008. Key highlights included solid earnings of $0.33 per share, an 8% increase in exploration and production volumes, and a 5% rise in pipeline earnings. The company also made progress on several growth projects and completed $598 million in divestitures. However, results were impacted by non-cash changes in fair values of certain derivatives. Overall, both the pipelines and exploration & production segments saw higher volumes and earnings compared to the prior year quarter.

1. El Paso Corporation
First Quarter 2008
Financial & Operational Update
May 8, 2008

2. Cautionary Statement
Regarding Forward-looking Statements
This presentation includes forward-looking statements and projections, made in reliance on the safe harbor provisions of the Private Securities Litigation
Reform Act of 1995. The company has made every reasonable effort to ensure that the information and assumptions on which these statements and
projections are based are current, reasonable, and complete. However, a variety of factors could cause actual results to differ materially from the
projections, anticipated results or other expectations expressed in this presentation, including, without limitation, changes in unaudited and/or unreviewed
financial information; our ability to implement and achieve our objectives in the 2008 plan, including earnings and cash flow targets; the effects of any
changes in accounting rules and guidance; our ability to meet production volume targets in our E&P segment; uncertainties and potential consequences
associated with the outcome of governmental investigations, including, without limitation, those related to the reserve revisions; outcome of litigation; our
ability to comply with the covenants in our various financing documents; our ability to obtain necessary governmental approvals for proposed pipeline
projects and our ability to successfully construct and operate such projects; the risks associated with recontracting of transportation commitments by our
pipelines; regulatory uncertainties associated with pipeline rate cases; actions by the credit rating agencies; the successful close of our financing
transactions; our ability to successfully exit the energy trading business; our ability to close our announced asset sales on a timely basis; changes in
commodity prices and basis differentials for oil, natural gas, and power and relevant basis spreads; inability to realize anticipated synergies and cost
savings associated with restructurings and divestitures on a timely basis; general economic and weather conditions in geographic regions or markets
served by the company and its affiliates, or where operations of the company and its affiliates are located; the uncertainties associated with governmental
regulation; political and currency risks associated with international operations of the company and its affiliates; competition; and other factors described
in the company’s (and its affiliates’) Securities and Exchange Commission filings. While the company makes these statements and projections in good
faith, neither the company nor its management can guarantee that anticipated future results will be achieved. Reference must be made to those filings for
additional important factors that may affect actual results. The company assumes no obligation to publicly update or revise any forward-looking
statements made herein or any other forward-looking statements made by the company, whether as a result of new information, future events, or
otherwise.
Certain of the production information in this presentation include the production attributable to El Paso’s 49 percent interest in Four Star Oil & Gas
Company (“Four Star”). El Paso’s Supplemental Oil and Gas disclosures, which are included in its Annual Report on Form 10-K, reflect its proportionate
share of the proved reserves of Four Star separate from its consolidated proved reserves. In addition, the proved reserves attributable to its proportionate
share of Four Star represent estimates prepared by El Paso and not those of Four Star.
Cautionary Note to U.S. Investors—The United States Securities and Exchange Commission permits oil and gas companies, in their filings with the SEC, to
disclose only proved reserves that a company has demonstrated by actual production or conclusive formation tests to be economically and legally
producible under existing economic and operating conditions. We use certain terms in this presentation that the SEC's guidelines strictly prohibit us from
including in filings with the SEC. U.S. Investors are urged to consider closely the disclosures regarding proved reserves in this presentation and the
disclosures contained in our Form 10-K for the year ended December 31, 2007, File No. 001-14365, available by writing; Investor Relations, El Paso
Corporation, 1001 Louisiana St., Houston, TX 77002. You can also obtain this form from the SEC by calling 1-800-SEC-0330.
Non-GAAP Financial Measures
This presentation includes certain Non-GAAP financial measures as defined in the SEC’s Regulation G. More information on these Non-GAAP financial
measures, including EBIT, EBITDA, adjusted EBITDA, adjusted EPS, cash costs, and the required reconciliations under Regulation G, are set forth in this
presentation or in the appendix hereto. El Paso defines Resource Potential or Resource Inventory as subsurface volumes of oil and natural gas the
company believes may be present and eventually recoverable. The company utilizes a net, geologic risk mean to represent this estimated ultimate
recoverable amount.
2

3. Our Purpose
El Paso Corporation provides
natural gas and related energy
products in a safe, efficient, and
dependable manner
3

4. Our Vision & Values
the place to work
the neighbor to have
the company to own
4

5. First Quarter Overview
Financial
Solid earnings1: $0.33 vs. $0.18
Both businesses up; interest expense down
Pipelines
EBIT up 5%
Good progress on growth projects
E&P
Production up 8% (4% pro forma Peoples, divestitures)2
Per-unit costs down
1Adjusted earnings per share
2Includes proportionate share of Four Star equity volumes
5

6. Financial Results

7. Financial Results
Three Months Ended
March 31,
($ Millions, Except EPS) 2008 2007
$ 600
EBIT $ 216
(233)
Interest and debt expense (283)
367
Income (loss) before income taxes (67)
148
Income taxes (benefit) (19)
219
Income (loss) from continuing operations (48)
–
Discontinued operations, net of income taxes 677
219 629
Net income
Preferred stock dividends* 19 9
Net income available to common stockholders $ 200 $ 620
Diluted EPS from continuing operations $ 0.29 $(0.08)
Diluted EPS from discontinued operations – 0.97
Total diluted EPS $ 0.29 $ 0.89
Diluted shares (millions) 701 694
*Due to timing, 2008 includes two quarters of preferred stock dividends
7

8. Items Impacting 1Q 2008 Results
$ Millions, Except EPS
Diluted
Pre-tax After-tax EPS
Income available to common stockholders $200 $ 0.29
Adjustments1
Change in fair value of production-related derivatives $ 21 $ 13 0.02
Change in fair value of power contracts 41 26 0.04
Change in fair value of legacy indemnification 43 28 0.04
Case Corporation indemnification (65) (27) (0.04)
Gain on sale of portion of telecommunications business (18) (12) (0.02)
Adjusted EPS—Continuing operations2 $ 0.33
1All adjustments assume a 36% tax rate, except Case Corporation indemnification, and 701 MM diluted shares
2Reflects fully diluted shares of 767 MM and includes income impact from dilutive securities
8

9. Business Unit Contribution
$ Millions
Three Months Ended
March 31, 2008
Adjusted
EBIT DD&A EBITDA EBITDA*
Core Businesses
Pipelines $ 381 $ 99 $ 510
$ 480
Exploration & Production 242 212 486
454
Core Businesses Total $ 623 $311 $ 996
$ 934
Other Businesses
Marketing (60) – (60)
(60)
Power (2) – (2)
(2)
Corporate & Other 39 2 41
41
Total $ 600 $313 $ 975
$ 913
*Adjusted Pipeline EBITDA for 50% interest in Citrus and adjusted E&P EBITDA for 49% interest in
Four Star; Appendix includes details on non-GAAP terms
9

10. Cash Flow and Capital Investment
$ Millions
Three Months Ended
March 31,
2008 2007
$ 219 $ (48)
Income (loss) from continuing operations
497 489
Non-cash adjustments
716 441
Subtotal
Working capital changes and other1 (82) (93)
634 348
Cash flow from continuing operations
– (35)
Discontinued operations
$ 634 $ 313
Cash flow from operations
$ 531 $ 528
Capital expenditures
$ 295 $ 255
Acquisitions
$ 598 $ 38
Divestitures
$ 38 $ 37
Dividends paid
1Includes change in margin collateral of $(15) MM in 2008 and $20 MM in 2007
10

11. Marketing Financial Results
$ Millions
Three Months Ended
March 31,
2008 2007
EBIT
Strategic
Change in fair value of production-related derivatives $ (21) $ (87)
Other
Change in fair value of natural gas derivative contracts – (24)
Change in fair value of power contracts (41) (17)
Settlements, demand charges, and other 5 (7)
Operating expenses and other income (3) –
Other total (39) (48)
EBIT $ (60) $(135)
11

12. 2008 Natural Gas and
Oil Hedge Positions
Positions as of May 2, 2008
(Contract Months April 2008 – Forward)
153.0 TBtu
Ceiling Average cap $10.24/MMBtu
128.2 TBtu 24.8 TBtu
2008 Gas $10.74 ceiling/ $7.65
$8.00 floor fixed price
153.0 TBtu
Floor
Average floor $7.94/MMBtu
Balance at
Market Price
2.6 MMBbls
Ceiling Average cap $79.97/Bbl
1.9 MMBbls
0.7 MMBbls
2008 Oil $88.48
$56.73 ceiling/
fixed price
$55.00 floor
2.6 MMBbls
Floor
Average floor $79.51/Bbl
Hedging strategy preserves upside to higher prices
Note: See full Production-Related Derivative Schedule in Appendix 12

13. 2009 Natural Gas and
Oil Hedge Positions
Positions as of May 2, 2008
93.2 TBtu
Ceiling Average cap $12.12/MMBtu
88.6 TBtu
71.8 TBtu 4.6 TBtu
2009 Gas $12.56
$8.57 $3.56
ceiling
floor fixed price
76.4 TBtu
Floor
Balance at
Average floor $8.27/MMBtu
Market Price
3.4 MMBbls
2009 Oil $109.93
fixed price
Oil hedges ensure approximately
$105 MM incremental revenues vs. 2008
Note: See full Production-Related Derivative Schedule in Appendix 13

14. Pipeline Group

15. 1Q 2008 Highlights
Favorable 1Q EBIT
5% increase from prior year
Throughput increased 7% from 2007
Progress on committed backlog
Placed in-service:
WIC Kanda
SNG Cypress II—May 1
Received FERC certificate:
CIG High Plains Pipeline and Totem Storage
Completed Gulf LNG acquisition—started construction
FGT Phase VIII added to backlog
15

16. Pipeline Group Financial Results
$ Millions
Three Months Ended
March 31,
2008 2007
EBIT before minority interest $ 390 $ 364
Less minority interest 9 –
EBIT $ 381 $ 364
EBITDA $ 480 $ 458
Adjusted EBITDA1 $ 510 $ 490
Capital expenditures $ 189 $ 194
Acquisitions2 $ 295 $–
1AdjustedPipeline EBITDA for 50% interest in Citrus
2GulfLNG acquisition
Note: Appendix includes details on non-GAAP terms
16

17. Continued Throughput Increase
% Increase 2008 vs. 2007
Power loads,
TGP 13%
Independence Hub
Colder weather, Cypress
SNG 12%
California
EPNG (2)%
Rockies supply,
CIG 8%
expansions
7% overall increase
Note: CIG includes Colorado Interstate Gas, Cheyenne Plains and Wyoming Interstate
EPNG includes El Paso Natural Gas and Mojave 17

18. Update on Ruby Pipeline
PA with PGE for 375 MMcf/d
Targeting 1.1+ Bcf/d of total
commitments
Increasing capex estimate
March 2011 in-service
CIG
Malin
Ruby Pipeline Cheyenne
Opal Plains
Cheyenne
WIC
18

19. Exploration & Production

20. 1Q Highlights
Volumes up 8%
4% increase pro forma
Lifting costs down 14%
Divestiture process complete
309 Bcfe for $2.73/Mcfe*
On track with full year guidance
Note: Production includes our proportionate share of Four Star
*Sales price and assumed asset retirement obligation 20

21. E&P Results
$ Millions
Three Months Ended
March 31,
2008 2007
EBIT1 $242 $179
EBITDA1 $454 $349
Adjusted EBITDA1,2 $486 $377
Capital expenditures $302 $352
Acquisition capital $– $254
Divestiture Proceeds $598 $–
1Includes$35 MM in MTM losses for 2008 and $3 MM in MTM gains in 2007
2AdjustedE&P EBITDA for interest in Four Star
Note: Appendix includes details on non-GAAP terms 21

22. Decreasing Direct Lifting Costs
$/Mcfe
$1.99 $1.92
$1.88 $0.03
$0.04
$0.05
$0.69 $0.64
$0.64
$0.32
$0.31 $0.42
$0.95
$0.88 $0.82
FY 2007 1Q 2007 1Q 2008
Direct Lifting Costs Production Taxes
General & Administrative Taxes Other Than Production & Income
22

23. 96% Drilling Success Rate
2008 1Q
Gross Wells Actual
Completed Success Rate
High PC < 40% – –
High Impact
Exploration
PC 40%–80%
Risk
6 67%
Med Medium Risk Development
and Exploration
PC > 80%
Low 87 98%
Low Risk Domestic Development
and Pinauna & Bia Development
93 96%
23

24. 1Q Production Update
MMcfe/d
As Reported Pro Forma*
8% Increase 4% Increase
886
12
820 798
770
16 12
173 16
130
182 121
236
201
182
189
149 147
154
150
316
283 308
297
1Q 2007 1Q 2008 1Q 2007 1Q 2008
Central Western TGC
Central Western TGC
GOM/SLA International
GOM/SLA International
On track for 860–920 production guidance
Note: Includes proportionate share of Four Star equity volumes
Appendix includes details on non-GAAP terms
*Excludes volumes from domestic assets sold and assumes full year of Peoples 24

25. Drilling Activity Ramping Up
Average Drilling Rig Count
31
30 31
29
25 25
1Q 2007 2Q 2007 3Q 2007 4Q 2007 1Q 2008 2Q 2008E
25

26. Significant Resource Inventory*
Infill drilling (CBM, Altamont, ArkLaTex)
Emerging shale gas plays
Upside (Pierre and Haynesville)
Potential International exploration leads
6.1 Tcfe unrisked non-proved resources
2.8 Tcfe
2.0 Tcfe risked unconventional and low risk
Unproved
Inventory Inventory grew by 12% in 2007
Heavily weighted to U.S. Onshore (86%)
2.8 Tcfe
Proved 869 Bcfe Proved Undeveloped Reserves
Reserves R/P of 9.6
*As of 12/31/2007 adjusted for 2008 domestic divestitures 26

27. Summary
Fundamentals remain strong
Businesses performing well
Solid growth outlook
Higher commodity prices provide increased
earnings power
27

28. El Paso Corporation
First Quarter 2008
Financial & Operational Update
May 8, 2008

29. Appendix
29

30. Disclosure of Non-GAAP
Financial Measures
The SEC’s Regulation G applies to any public disclosure or release of material information that includes a non-GAAP financial
measure. In the event of such a disclosure or release, Regulation G requires (i) the presentation of the most directly comparable
financial measure calculated and presented in accordance with GAAP and (ii) a reconciliation of the differences between the non-
GAAP financial measure presented and the most directly comparable financial measure calculated and presented in accordance with
GAAP. The required presentations and reconciliations are attached. Additional detail regarding non-GAAP financial measures can be
reviewed in El Paso’s full operating statistics, which will be posted at www.elpaso.com in the Investors section.
El Paso uses the non-GAAP financial measure “earnings before interest expense and income taxes” or “EBIT” to assess the
operating results and effectiveness of the company and its business segments. The company defines EBIT as net income (loss)
adjusted for (i) items that do not impact its income (loss) from continuing operations, such as extraordinary items, discontinued
operations, and the impact of accounting changes; (ii) income taxes; and (iii) interest and debt expense. The company excludes
interest and debt expense so that investors may evaluate the company’s operating results without regard to its financing methods or
capital structure. EBITDA is defined as EBIT excluding depreciation, depletion and amortization. El Paso’s business operations
consist of both consolidated businesses as well as investments in unconsolidated affiliates. As a result, the company believes that
EBIT, which includes the results of both these consolidated and unconsolidated operations, is useful to its investors because it
allows them to evaluate more effectively the performance of all of El Paso’s businesses and investments. Exploration and Production
per-unit total cash costs or cash operating costs equal total operating expenses less DD&A and cost of products and services
divided by total production. It is a valuable measure of operating efficiency. For 2008, Adjusted EPS is earnings per share from
continuing operations excluding the loss related to the change in fair value of an indemnification from the sale of an ammonia plant in
2005, the gain related to an adjustment of the liability for indemnification of medical benefits for retirees of the Case Corporation, gain
related to the disposition of a portion of the company’s investment in its telecommunications business, changes in fair value of
power contracts and changes in fair value of the production-related derivatives in the Marketing segment during the quarter. For
2007, Adjusted EPS is earnings per share from continuing operations excluding changes in fair value of production-related
derivatives in the Marketing segment and debt repurchase costs. Adjusted EPS is useful in analyzing the company’s on-going
earnings potential.
El Paso believes that the non-GAAP financial measures described above are also useful to investors because these measurements
are used by many companies in the industry as a measurement of operating and financial performance and are commonly employed
by financial analysts and others to evaluate the operating and financial performance of the company and its business segments and
to compare the operating and financial performance of the company and its business segments with the performance of other
companies within the industry.
These non-GAAP financial measures may not be comparable to similarly titled measurements used by other companies and should
not be used as a substitute for net income, earnings per share or other GAAP operating measurements.
30

31. 31

32. 32

33. 2008 Analysis of
Working Capital and Other Changes
$ Millions
Three Months Ended
March 31, 2008
Margin collateral $ (15)
Changes in price risk management activities 116
Settlements of derivative instruments (60)
Net changes in trade receivable/payable (169)
Settlement of liabilities (27)
Other 73
Total working capital changes & other $ (82)
33

34. Items Impacting 1Q 2007 Results
$ Millions, Except EPS
Diluted
Pre-tax After-tax EPS
Net income available to common shareholders $ 620 $ 0.89
Adjustments1
Change in fair value of production-related derivatives $ 87 $ 56 $ 0.08
Debt repurchase costs 201 128 0.18
Discontinued operations (ANR) (1,048) (677) (0.97)
Adjusted EPS—continuing operations2 $ 0.18
1Assumes a 36% tax rate except for discontinued operations, and 694 MM shares
2Based upon 756 MM dilutive shares and includes the income impact from dilutive securities
34

35. Reconciliation of EBIT/EBITDA
$ Millions
Three Months Ended
March 31,
2008 2007
$ 487
EBITDA $ 913
271
Less: DD&A 313
216
EBIT 600
(283)
Interest and debt expense (233)
(67)
Income (loss) before income taxes 367
(19)
Income taxes 148
(48)
Income (loss) from continuing operations 219
677
Discontinued operations, net of taxes –
629
Net Income 219
9
Preferred stock dividends 19
Net income available to
$ 620
common stockholders $ 200
35

36. Reconciliation of
Adjusted Pipeline EBITDA
$ Millions
Three Months Ended
March 31,
2008 2007
$ 22
Citrus equity earnings $ 13
12
50% Citrus DD&A 13
9
50% Citrus interest 9
12
50% Citrus taxes 8
(1)
Other* –
$ 54
50% Citrus EBITDA $ 43
$ 458
El Paso Pipeline EBITDA $ 480
54
Add: 50% Citrus EBITDA 43
22
Less: Citrus equity earnings 13
$ 490
Adjusted Pipeline EBITDA $ 510
$ 441
Citrus debt at March 31 (50%) $ 526
*Other represents the excess purchase price amortization and differences between the estimated and actual
equity earnings on our investment 36

37. Reconciliation of
Adjusted E&P EBITDA
$ Millions
Three Months Ended
March 31,
20081 20072
$ (1)
Four Star equity earnings $ 10
6
Proportionate share of Four Star DD&A 6
-
Proportionate share of Four Star interest -
7
Proportionate share of Four Star taxes 13
Other3 15
13
$ 27
Proportionate share of Four Star EBITDA $ 42
$ 349
El Paso E&P EBITDA $ 454
Add: Proportionate share of Four Star
EBITDA 27
42
Less: Four Star equity earnings (1)
10
Adjusted E&P EBITDA $ 377
$ 486
1 E&P has a 49% interest in Four Star
2 E&P has a 43% interest in Four Star
3 Represents the excess purchase price amortization and difference between the estimated and
actual equity earnings on our investment. 37

38. E&P Cash Costs
1Q 2008 1Q 2007 FY 2007
Total Per Unit Total Per Unit Total Per Unit
($ MM) ($/Mcfe) ($ MM) ($/Mcfe) ($ MM) ($/Mcfe)
$ 377 $ 5.11 $ 328 $4.86 $1,414 $4.89
Total operating expense
(212) (2.87) (170) (2.52) (780) (2.70)
Depreciation, depletion and amortization
(24) (0.35) (92) (0.31)
Costs of products & services (24) (0.32)
Per unit cash costs* $1.92 $1.99 $1.88
Total equivalent volumes (MMcfe)* 67,442 289,242
73,762
*Excludes volumes and costs associated with equity investment in Four Star 38

39. Production-Related Derivative Schedule
2008 2009 2010 2011–2012
Notional Avg. Hedge Notional Avg. Hedge Notional Avg. Hedge Notional Avg. Hedge
Natural Gas Volume Price Volume Price Volume Price Volume Price
(TBtu) ($/MMBtu) (TBtu) ($/MMBtu) (TBtu) ($/MMBtu) (TBtu) ($/MMBtu)
Designated—EPEP
Fixed price—Legacy 3.5 $ 3.44 4.6 $ 3.56 4.6 $3.70 6.8 $3.88
Fixed price 15.8 $ 8.37
Ceiling 97.9 $ 10.82 71.8 $ 13.45
Floor 97.9 $ 8.00 71.8 $ 8.57
Economic—EPEP
Fixed price 5.5 $ 8.24
Ceiling 30.3 $ 10.48
Floor 30.3 $ 8.00
Economic—EPM
Ceiling 16.8 $ 8.75
Avg. ceiling 153.0 $ 10.24 93.2 $ 12.12 4.6 $3.70 6.8 $3.88
Avg. floor 153.0 $ 7.94 76.4 $ 8.27 4.6 $3.70 6.8 $3.88
2008 2009
Notional Avg. Hedge Notional Avg. Hedge
Crude Oil Volume Price Volume Price
(MMBbls) ($/Bbl) (MMBbls) ($/Bbl)
Designated—EPEP
Fixed price 1.88 $ 88.48 1.93 $109.32
Economic—EPEP
Fixed price 1.50 $110.71
Economic—EPM
Ceiling 0.69 $ 56.73
Floor 0.69 $ 55.00
Avg. ceiling 2.57 $ 79.97 3.43 $109.93
Avg. floor 2.57 $ 79.51 3.43 $109.93
39
Note: Positions are as of May 2, 2008 (Contract months: April 2008–Forward)

40. Production & Reserve
Pro Forma Reconciliation
Onshore
Central Western TGC GOM Int’l Total
Reserves (Bcfe)
Ending reserves 1/1/08 1,328 715 550 269 247 3,109
Adjustments* (58) (40) (93) (118) – (309)
Pro forma ending reserves 1/1/08 1,270 675 457 151 247 2,800
*Adjustments reflect elimination of divestiture properties
40

41. Reconciliation of
Pro Forma Production Volumes
Equivalents, MMcfe/d
1Q 2007 1Q 2008
Less: Less:
Add: Domestic Pro Add: Domestic Pro
Reported Peoples Assets Sold Forma* Reported Peoples Assets Sold Forma*
Central 213 29 15 227 241 – 8 233
Western 150 8 4 154 149 – 2 147
TGC 189 30 37 182 236 – 35 201
GOM/SLA 182 1 62 121 173 – 43 130
International 16 – – 16 12 – – 12
Total consolidated 750 68 118 700 811 – 88 723
Proportionate share
of Four Star 70 – – 70 75 – – 75
Total with Four Star 820 68 118 770 886 – 88 798
*Pro forma excludes volumes from domestic assets sold and assumes Peoples
41