Exhibit 32.1


                CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350,
                       AS ADOPTED PURSUANT TO SECTION 906
                        OF THE SARBANES-OXLEY ACT OF 2002

Pursuant to 18 U.S.C.  Section 1350,  as adopted  pursuant to Section 906 of the
Sarbanes-Oxley Act of 2002, each of the undersigned certifies that this periodic
report fully  complies  with the  requirements  of Section 13(a) or 15(d) of the
Securities Exchange Act of 1934, as amended,  and that information  contained in
this periodic report fairly presents,  in all material  respects,  the financial
condition and results of operations of Ridgewood Electric Power Trust I.

Date:  October 14, 2004      /s/ Robert E. Swanson
                             --------------------------------
                             Robert E. Swanson
                             Chief Executive Officer

Date:  October 14, 2004      /s/ Christopher I. Naunton
                             --------------------------------
                             Christopher I. Naunton
                             Chief Financial Officer