HOUSTON, TEXAS, June 16, 2004—El Paso Corporation (NYSE:EP) will host a webcast at 8:30 a.m. Eastern Daylight Time on Tuesday, June 29, 2004, to review the plan for its production business.

The webcast may be accessed online through the company's Web site at www.elpaso.com in the Investors section. The presentation slides will be available for downloading at the same location one hour before the webcast begins. A limited number of telephone lines will also be available to participants by dialing (973) 935-8506 ten minutes prior to the start of the webcast. Because the review is expected to last three to four hours, the company suggests that listeners use the webcast option.

A replay of the webcast will be available online through El Paso's Web site in the Investors section. A telephone audio replay will also be available through July 9, 2004, by dialing (973) 341-3080 (access code 4889816). If you have any questions regarding this procedure, please contact Toni Mendoza at (713) 420-4613.

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