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): MAY 9, 2000
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                              SIERRA PACIFIC RESOURCES
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                (Exact name of registrant as specified in its charter)

                                         NEVADA
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                        (State of incorporation or organization)

        1-8788                                               88-0198358
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(Commission File Number)                                  (I.R.S. Employer
                                                         Identification No.)

                    P.O. BOX 30150 (6100 NEIL ROAD), RENO, NEVADA 89511
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                   (Address of Principal Executive Offices)   (Zip Code)

Registrant's telephone number, including area code:  (775) 834-4011
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Item 5.  OTHER EVENTS.

         On June 7, 1999, the Registrant filed a Registration Statement on
Form S-3 (File Nos. 333-80149, 333-80149-01, and 333-80149-02), as amended by
a Pre-Effective Amendment No. 1, filed on May 1, 2000 (the "Registration
Statement"), in connection with its proposed offering of $500,000,000 of
securities. The Registration Statement was declared effective on May 3, 2000.
As exhibits to the Registration Statement, the Registrant filed draft forms
of several agreements relating to Debt Securities. The Registrant
subsequently offered and sold $300,000,000 principal amount of 8-3/4% Notes
due 2000 (the "Notes") pursuant to a definitive prospectus and prospectus
supplement, the final form of which was filed in a 424(b)(5) filing on May 8,
2000. The Notes were offered by Merrill Lynch, Pierce, Fenner & Smith
Incorporated, Credit Suisse First Boston Corporation, and Salomon Smith
Barney Inc., as underwriters. In connection with the offering and sale of the
Notes, the Registrant finalized certain agreements relating to the Notes
which had been previously filed in draft form. The final forms of those
agreements are filed herewith as exhibits, as set forth in Item 7 hereof.

Item 7.  FINANCIAL STATEMENTS AND EXHIBITS.

         (c)  EXHIBITS.

         Exhibit 1.1 -- Purchase Agreement, dated May 5, 2000

         Exhibit 4.1 -- Indenture between Sierra Pacific Resources and The
                        Bank of New York, dated as of May 1, 2000

         Exhibit 4.2 -- Global 8-3/4% Note due 2005

         Exhibit 4.3 -- Officers' Certificate pursuant to Sections 2.01,
                        13.04 and 13.05 of the Indenture establishing the
                        terms of the 8-3/4% Notes due 2005



                                    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: May 22, 2000                     By: /s/ Richard K. Atkinson
                                          -------------------------------------
                                       Richard K. Atkinson, Assistant Treasurer



                                   EXHIBIT INDEX

EXHIBIT       DOCUMENT
- -------       --------

  1.1         Purchase Agreement, Dated May 5, 2000

  4.1         Indenture between Sierra Pacific Resources and The Bank of New
              York, dated as of May 1, 2000

  4.2         Global 8-3/4% Note due 2005

  4.3         Officers' Certificate pursuant to Sections 2.01, 13.04 and
              13.05 of the Indenture establishing the terms of the 8-3/4%
              Notes due 2005