EXHIBIT 99.D

NOTE:

     This Schedule details the interest rates, maturity dates and principal amounts outstanding under El Paso’s and its subsidiaries debt obligations. This Schedule does not contain all the information about our outstanding debt that may be important to you. Additional information about our outstanding debt obligations is disclosed in El Paso’s 2006 Annual Report on Form 10-K and its Quarterly Reports on Form 10-Q for the three month period ended March 31, 2007, as filed with the Securities and Exchange Commission.

     The information in this Debt by Issuer Schedule is accurate as of March 31, 2007. Although we may periodically update the information posted to our website, we undertake no obligation to do so.

El Paso Corporation
Debt by Issuer
As of March 31, 2007
($ in MIllions)

	Interest	Maturity			Principal
Description	Rate	Date			3/31/07
El Paso Corporation	7.625%		8/16/2007			43
El Paso Corporation	6.750%		10/1/2007			26
El Paso Corporation	6.950%		12/15/2007			95
El Paso Corporation	6.625%		2/1/2008			51
El Paso Corporation	6.500%		6/1/2008			137
El Paso Corporation	7.625%		9/1/2008			70
El Paso Corporation	6.375%		2/1/2009			112
El Paso Corporation — 500 MM Euro	7.125%(1)		5/6/2009			508
El Paso Corporation	6.750%		5/15/2009			413
El Paso Corporation — Revolver	LIBOR + 1.25%		7/31/2009			75
El Paso Corporation	7.800%		6/14/2010			1
El Paso Corporation	7.750%		6/15/2010			149
El Paso Corporation	10.750%		10/1/2010			33
El Paso Corporation	7.000%		5/15/2011			193
El Paso Corporation	7.625%		7/15/2011			348
El Paso Corporation	9.625%		5/15/2012			49
El Paso Corporation	9.000%		5/30/2012			15
El Paso Corporation	7.875%		6/15/2012			231
El Paso Corporation	7.375%		12/15/2012			131
El Paso Corporation	7.000%		2/1/2018			82
El Paso Corporation	6.700%		2/15/2027			7
El Paso Corporation	6.950%		6/1/2028			174
El Paso Corporation	8.050%		10/15/2030			288
El Paso Corporation	7.800%		8/1/2031			581
El Paso Corporation	7.750%		1/15/2032			1,035
El Paso Corporation	7.750%		10/15/2035			1
El Paso Corporation	7.420%		2/15/2037			160
Total El Paso Corporation (Holding Company)					$	5,008
Colorado Interstate Gas Company	5.950%		3/15/2015			200
Colorado Interstate Gas Company	6.800%		11/15/2015			400
Colorado Interstate Gas Company	6.850%		6/15/2037	(2)		100
Total Colorado Interstate Gas Company					$	700
El Paso Natural Gas Company	7.625%		8/1/2010			355
El Paso Natural Gas Company	8.625%		1/15/2022			260
El Paso Natural Gas Company	7.500%		11/15/2026			200
El Paso Natural Gas Company	8.375%		6/15/2032			300
Total El Paso Natural Gas Company					$	1,115

(1)	EURO coupon rate
(2)	Puttable on 6/15/2007

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El Paso Corporation
Debt by Issuer
As of March 31, 2007
($ in MIllions)

	Interest	Maturity			Principal
Description	Rate	Date			3/31/07
Southern Natural Gas Company	6.700%		10/1/2007			48
Southern Natural Gas Company	6.125%		9/15/2008			100
Southern Natural Gas Company	5.900%		4/1/2017			500
Southern Natural Gas Company	7.350%		2/15/2031			300
Southern Natural Gas Company	8.000%		3/1/2032			300
Total Southern Natural Gas Company					$	1,248
Tennessee Gas Pipeline Company	6.000%		12/15/2011			86
Tennessee Gas Pipeline Company	7.500%		4/1/2017			300
Tennessee Gas Pipeline Company	7.000%		3/15/2027			300
Tennessee Gas Pipeline Company	7.000%		10/15/2028			400
Tennessee Gas Pipeline Company	8.375%		6/15/2032			240
Tennessee Gas Pipeline Company	7.625%		4/1/2037			300
Total Tennessee Gas Pipeline Company					$	1,626
El Paso Exploration & Production Company — Revolver	LIBOR + 1.25%		8/30/2010			200
El Paso Exploration & Production Company	7.750%		6/1/2013			1,200
Total El Paso Exploration & Production Company					$	1,400
El Paso Tennessee Pipeline Co.	10.000%		3/15/2008			26
El Paso Tennessee Pipeline Co.	9.000%		11/15/2012			1
El Paso Tennessee Pipeline Co.	7.250%		12/15/2025			23
Total El Paso Tennessee Pipeline Co.					$	50
Cheyenne Plains Gas Pipeline Company, LLC	Variable		3/31/2015	*		248
Total Cheyenne Plains Gas Pipeline Company, LLC					$	248
Other Financings:
El Paso Energy Capital Trust I	4.750%		3/31/2028			325
Capital Lease Obligations						9
Total Other Financings					$	334
Unamortized Discounts/Premiums						(43	)
Adjustments to Debt due to Fair Value Hedges						(20	)
Total					$	(63	)
Total El Paso Corporation Debt					$	11,666

Notes:

* Amortizing Debt

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