Exhibit (99.6)

 Written Statement of the Executive Vice President and Chief Financial Officer
                     Pursuant to 18 U.S.C. Section 1350

      Solely for the purposes of complying with 18 U.S.C. Section 1350, I, the
undersigned Executive Vice President and Chief Financial Officer of Wisconsin
Power and Light Company (the "Company"), hereby certify, based on my
knowledge, that the Quarterly Report on Form 10-Q of the Company for the
quarter ended September 30, 2002 (the "Report") fully complies with the
requirements of Section 13(a) of the Securities Exchange Act of 1934 and that
information contained in the Report fairly presents, in all material
respects, the financial condition and results of operations of the Company.




/s/  Thomas M. Walker
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Thomas M. Walker
November 14, 2002