Exhibit 99.1



This Certification is being furnished and shall not be deemed "filed" for
purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or
otherwise subject to the liability of that section. This Certification shall not
be incorporated by reference into any registration statement or other document
pursuant to the Securities Act of 1933, except as otherwise stated in such
filing.


              Certification Pursuant to Section 1350 of Chapter 63
                      of Title 18 of the United States Code


I, E. Linn Draper, Jr., the chief executive officer of

                      American Electric Power Company, Inc.
                             AEP Generating Company
                            AEP Texas Central Company
                             AEP Texas North Company
                            Appalachian Power Company
                         Columbus Southern Power Company
                         Indiana Michigan Power Company
                             Kentucky Power Company
                               Ohio Power Company
                       Public Service Company of Oklahoma
                       Southwestern Electric Power Company

(the "Companies"), certify that (i) the Quarterly Reports of the Companies on
Form 10-Q for the quarterly period ended March 31, 2003 (the "Reports") fully
comply with the requirements of Section 13(a) or 15(d) of the Securities
Exchange Act of 1934 and (ii) the information contained in the Reports fairly
presents, in all material respects, the financial condition and results of
operations of the Companies.


/s/ E. Linn Draper, Jr.
-------------------------

E. Linn Draper, Jr. May 14, 2003


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