EXHIBIT 32

                CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350

In connection with the Annual Report of Niagara Mohawk Power Corporation (the
"Company") on Form 10-K for the fiscal year ended March 31, 2006 as filed with
the Securities and Exchange Commission on the date hereof (the "Report"), each
of the undersigned certifies, to the best of his knowledge, pursuant to 18
U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley
Act of 2002, that:

(1)  The Report 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 the Report fairly presents, in all material
     respects, the financial condition and results of operations of the Company.


Date: June 29, 2006                     /s/ William F. Edwards
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                                        William F. Edwards
                                        President


Date: June 29, 2006                     /s/ John G. Cochrane
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                                        John G. Cochrane
                                        Chief Financial Officer