HOUSTON, TEXAS, May 3, 2010—El Paso Corporation (NYSE:EP) announced today that it has closed the previously announced sale of its interests in Mexican pipeline and compression assets to Sempra Pipelines & Storage, a unit of Sempra Energy (NYSE: SRE), for $300 million. The sale included El Paso's 50 percent interest in a joint venture with the Mexican state oil company, Pemex, which owns various pipeline assets in northern Mexico close to the Texas border, as well as a 100-percent owned pipeline that originates at the Arizona border.

El Paso Corporation provides natural gas and related energy products in a safe, efficient, and dependable manner. The company 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 www.elpaso.com.

Contacts
Investor and Media Relations
Bruce Connery
Vice President
Office: (713) 420-5855

Bill Baerg
Manager
Office: (713) 420-2906

SOURCE: El Paso Corporation