SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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) April 3, 2002 ------------- Registrant, State of Incorporation, Commission File Address of Principal Executive Offices I.R.S. employer Number and Telephone Number Identification Number 1-8788 SIERRA PACIFIC RESOURCES 88-0198358 P.O. Box 10100 (6100 Neil Road) Reno, Nevada 89520-0400 (89511) (775) 834-4011 1-4698 NEVADA POWER COMPANY 88-0045330 6226 West Sahara Avenue Las Vegas, Nevada 89146 (702) 367-5000 0-508 SIERRA PACIFIC POWER COMPANY 88-0044418 P.O. Box 10100 (6100 Neil Road) Reno, Nevada 89520-0400 (89511) (775) 834-4011 None - -------------------------------------------------------------------------------- (Former name, former address and former fiscal year, if changed since last report) Item 5. Other Events On April 3, 2002, Sierra Pacific Resources issued a press release announcing that its subsidiary, Nevada Power Company, plans to file a petition for rehearing and/or reconsideration of the order of the Public Utilities Commission of Nevada issued last week denying nearly half of Nevada Power Company's deferred energy expenses from 2001. Sierra Pacific Resources also announced that in response to the order, it is delaying two major projects and curtailing others that will reduce capital expenses by at least $125 million this year. A copy of the press release, dated April 3, 2002, is attached as Exhibit 99.1 hereto. Item 7. Financial Statements and Exhibits (a) Financial Statements of Businesses Acquired Not required (b) Pro forma financial information Not required (c) Exhibits 99.1 Sierra Pacific Resources - Press Release issued April 3, 2002 Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrants have each duly caused this report to be signed on their behalf by the undersigned, thereunto duly authorized. Sierra Pacific Resources ------------------------ (Registrant) Date: April 3, 2002 By: /s/ Dennis D. Schiffel ---------------------- Dennis D. Schiffel Senior Vice President and Chief Financial Officer Nevada Power Company -------------------- (Registrant) Date: April 3, 2002 By: /s/ Dennis D. Schiffel --------------------- Dennis D. Schiffel Senior Vice President and Chief Financial Officer Sierra Pacific Power Company ---------------------------- (Registrant) Date: April 3, 2002 By: /s/ Dennis D. Schiffel ---------------------- Dennis D. Schiffel Senior Vice President and Chief Financial Officer Exhibit Index Exhibit 99.1 Sierra Pacific Resources - Press Release issued April 3, 2002.