UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 30, 2004 Environmental Power Corporation ----------------------------------------------- (Exact name of registrant as specified in its charter) Delaware 0-15472 75-3117389 ---------- ----------- ---------------- (State or other jurisdiction (Commission (IRS Employer of incorporation) File Number) Identification No.) One Cate Street, 4th Floor, Portsmouth, New Hampshire 03801 (Address of principal executive offices) (603) 431-1780 (Registrant's telephone number, including area code) Item 7. Financial Statements, Pro Forma Financial Information and Exhibits. ( c) Exhibits 99 Press Release of Environmental Power Corporation ("POWR") dated March 30, 2004 Item 9. Regulation FD Disclosure The Press Release attached as Exhibit 99 hereto is furnished pursuant to Regulation FD. It is not filed. SIGNATURE Pursuant to the requirements of section 13 or 15 (d) of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. Environmental Power Corporation /s/ Donald A. Livingston ------------------------ Executive Vice President