Palomar Energy Groundbreaking Slated For Thursday, July 22


MEDIA ADVISORY, July 20, 2004 (PRIMEZONE) --



 WHAT:    Sempra Energy is hosting the groundbreaking for the
          550-megawatt Palomar Energy power plant, commemorating the
          start of the two-year construction project. Upon completion
          in June 2006, Palomar Energy will be the cleanest, most
          efficient power plant in San Diego County, capable of
          providing enough electricity for up to 550,000 area homes.

          Palomar Energy, LLC, is building the power plant as part of
          Sempra Energy Resources, the subsidiary of Sempra Energy
          that builds, acquires and operates power plants. Once the
          construction of Palomar Energy is complete, affiliate San
          Diego Gas & Electric will purchase, own and operate it.

 WHEN:    Thursday, July 22, 2004
          Event:  10:30 a.m. to 11:30 a.m.
          Lunch:  12:00 p.m. to 1:30 p.m.

 WHERE:   All attendees will be shuttled to the Palomar Energy
          construction site from the California Center for the Arts
          Escondido (CCAE) main parking lot, located at the corner of
          Escondido Boulevard and Woodward Ave. Shuttles will depart
          in 10-minute increments, starting at 10 a.m. The last
          shuttle departs at 10:20 a.m. Shuttles will return to CCAE
          between 11:45 a.m. and noon. For safety reasons, no private
          vehicles we be permitted on site for this event.
          A buffet lunch will be served to invited guests in the CCAE
          Conference Center, Salons I and II. To meet safety
          standards, all invited attendees are asked to wear
          closed-toe shoes with little or no heel and full-length
          slacks.

 WHO:     Escondido Mayor Lori Holt Pfeiler

          William J. Keese, Chairman, California Energy Commission
          
          Donald E. Felsinger, President and Chief Operating Officer,
          Sempra Energy

          Edwin A. Guiles, Chairman and CEO, San Diego Gas & Electric  
       
          Michael R. Niggli, President, Sempra
          Energy Resources

 CONTACT: Jennifer Andrews/Art Larson, Sempra Energy, (877) 866-2066