HOUSTON, Dec. 28 /PRNewswire-FirstCall/ -- Southern Natural Gas Company (SNG), a majority owned subsidiary of El Paso Corporation (NYSE: EP), announced the expiration and final results of its previously announced cash tender offer to purchase any and all of its outstanding 6.125-percent Notes due September 15, 2008 (CUSIP No. 843452AX1). The tender offer expired at 12:00 midnight, New York City time, on December 27, 2007. $66,015,000 in aggregate principal amount of notes were validly tendered and accepted for purchase by SNG on the initial settlement date, and no additional notes were tendered prior to the expiration date.

Merrill Lynch & Co. and J.P. Morgan Securities Inc. served as the dealer managers for the tender offer and Global Bondholders Services Corporation served as the depositary and information agent for the tender offer.

SNG is a Delaware general partnership, originally formed as a corporation in 1935, and a majority owned subsidiary of El Paso Corporation. Its primary business consists of the interstate transportation and storage of natural gas. SNG conducts its business activities through its Southern Natural Gas pipeline system and related storage facilities.

El Paso Corporation provides natural gas and related energy products in a safe, efficient, dependable manner. El Paso Corporation owns North America's largest interstate natural gas pipeline system and one of North America's largest independent natural gas producers. For more information, visit http://www.elpaso.com.

Cautionary Statement Regarding Forward-Looking Statements

This release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. All forward-looking statements are based on assumptions that SNG believes to be reasonable. However, actual results almost always vary from assumed facts and the differences can be material, depending upon the circumstances. As a result, you should not place undue reliance on such forward-looking statements. The words "believe," "expect," "estimate," "anticipate" and similar expressions will generally identify forward-looking statements. All of SNG's forward-looking statements, whether written or oral, are expressly qualified by these cautionary statements and any other cautionary statements that may accompany such forward-looking statements. In addition, SNG disclaims any obligation to update any forward-looking statements to reflect events or circumstances after the date of this release.

With this in mind, you should consider the risks discussed in the Offer to Purchase, under the caption "Risk Factors" in SNG's Annual and Quarterly Reports on Forms 10-K and 10-Q and in the other documents SNG files with the SEC from time to time, which could cause actual results to differ materially from those expressed in any forward-looking statement made by SNG or on SNG's behalf.

SOURCE: El Paso Corporation, 12/28/2007

CONTACT:
Investor-Media Relations
Bruce L. Connery, Vice President

+1-713-420-5855, Fax, +1-713-420-4417
or Media Relations
Bill Baerg, Manager
+1-713-420-2906, Fax, +1-713-420-4417, both of El Paso Corporation/
Web site: http://www.elpaso.com
(EP)