SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A Current Report Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 23, 2001 ----------------- Commission File Registrant, State of Incorporation, Address of I.R.S. employer State of Number Principal Executive Offices and Telephone Number Identification No. Incorporation 1-8788 SIERRA PACIFIC RESOURCES 88-0198358 Nevada P.O. Box 10100 (6100 Neil Road) Reno, Nevada 89520-0400 (89511) (775) 834-4011 1-4698 NEVADA POWER COMPANY 88-0045330 Nevada 6226 West Sahara Avenue Las Vegas, Nevada 89146 (702) 367-5000 0-508 SIERRA PACIFIC POWER COMPANY 88-0044418 Nevada 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. ------------- The undersigned registrants hereby amend their Current Reports on Form 8-K filed on February 26, 2001. The original filing incorrectly states that the Comprehensive Energy Plan (CEP) Rate Rider was approved by the Public Utilities Commission of Nevada effective March 1, 2000. The CEP Rate Rider is actually effective March 1, 2001. The revised version of the text of Item 5 is set forth below in its entirety: On February 23, 2001, the Public Utilities Commission of Nevada voted to approve the implementation of the Comprehensive Energy Plan (CEP) Rate Rider effective March 1, 2001 as filed on January 29, 2001, ------------- by Nevada Power Company and Sierra Pacific Power Company, the utility subsidiaries of Sierra Pacific Resources. The Commission will address the other features of the CEP at a later date. For more information regarding the CEP, see the companies' Current Reports on Form 8-K dated February 1, 2001. Item 7. Financial Statements and Exhibits. ---------------------------------- (a) Financial Statements of Businesses Acquired. Not required (b) Pro forma financial information. Not required (c) Exhibits. None SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. SIERRA PACIFIC RESOURCES Date: February 27, 2001 By: /s/ Richard K. Atkinson ----------------------- Richard K. Atkinson Treasurer and Investor Relations Officer NEVADA POWER COMPANY Date: February 27, 2001 By: /s/ Richard K. Atkinson ----------------------- Richard K. Atkinson Treasurer and Investor Relations Officer SIERRA PACIFIC POWER COMPANY Date: February 27, 2001 By: /s/ Richard K. Atkinson ----------------------- Richard K. Atkinson Treasurer and Investor Relations Officer