RIDGEWOOD ELECTRIC POWER TRUST I
                                Exhibit 99.1
                                ------------
                          CERTIFICATION PURSUANT TO
                           18 U.S.C. SECTION 1350,
                           AS ADOPTED PURSUANT TO
                SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

I, Robert Swanson,  Chief Executive Officer of Ridgewood Electric Power Trust I.
(the "Registrant"),certify, pursuant to Section 906 of the Sarbanes-Oxley Act of
2002, 18 U.S.C. Section 1350, that:

(1) the  Quarterly  Report on Form 10-Q of the  Registrant  for the period ended
June 30, 2003 (the  "Report")  fully complies with the  requirements  of Section
13(a) or 15(d) of the Securities  Exchange Act of 1934 (15 U.S.C.78m or 78o(d));
and

(2) the  information  contained in the Report fairly  presents,  in all material
respects, the financial condition and results of operations of the Company.

Dated: September 9, 2003

                                       Signature:

                                       /s/ Robert Swanson
                                       --------------------------------
                                       Robert Swanson
                                       Chief Executive Officer