Exhibit 99(g)1

                    CERTIFICATION OF CHIEF EXECUTIVE OFFICER
                       PURSUANT TO 18 U.S.C. SECTION 1350


In connection with the accompanying Quarterly Report on Form 10-Q of Southern
Power Company for the quarter ended March 31, 2003, I, William P. Bowers,
President and Chief Executive Officer, hereby certify pursuant to Section 906 of
the Sarbanes-Oxley Act of 2002, to the best of my knowledge and belief, that:

     (1)  such Quarterly Report on Form 10-Q of Southern Power Company for the
          quarter ended March 31, 2003, which this statement accompanies, fully
          complies with the requirements of Section 13(a) or 15(d) of the
          Securities Exchange Act of 1934; and

     (2)  the information contained in such Quarterly Report on Form 10-Q of
          Southern Power Company for the quarter ended March 31, 2003, fairly
          presents, in all material respects, the financial condition and
          results of operations of Southern Power Company.


                                            /s/William Paul Bowers
                                               William P. Bowers
                                     President and Chief Executive Officer

Date:  May 13, 2003


A signed original of this written statement required by Section 906 has been
provided to Southern Power Company and will be retained by Southern Power
Company and furnished to the Securities and Exchange Commission or its staff
upon request.