UNITED STATES
                       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) October 11, 2005


                          AMERICAN STATES WATER COMPANY
             (Exact name of registrant as specified in its charter)


          California                     001-14431               95-4676679
(State or other jurisdiction of   (Commission File Number)    (I.R.S. Employer
 incorporation or organization)                              Identification No.)

    630 East Foothill Blvd.
    San Dimas, California                                           91773
(Address of principal executive                                   (Zip Code)
           offices)

       Registrant's telephone number, including area code: (909) 394-3600

- --------------------------------------------------------------------------------

     Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing requirement of the registrant under any of the
following provisions (see General Instruction A.2 below):

|_|  Written communications pursuant to Rule 425 under the Securities Act (17
     CFR 230.425)

|_|  Soliciting material pursuant to Rule 14a-12 under the exchange Act (17 CFR
     14a-12)

|_|  Pre-commencement communications pursuant to Rule 14d-2(b) under the
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Section 7 - Regulation FD Item 7.01. Regulation FD Disclosure On October 11, 2005 American States Water Company announced that the California Public Utility Commission ("CPUC") approved an Advice Letter allowing AWR's Golden State Water Company ("GSWC") subsidiary to impose temporary surcharges in their Region III water service area to recover an under-collection of $2.9 million recorded in the supply cost memorandum account between November 2001 and December 2003. The surcharges will go into effect on October 11, 2005 and are expected to recover the $2.9 million over a twelve month period. This will result in an increase to pre-tax income of $2.9 million in the fourth quarter of 2005. This Form 8-K and the attached exhibit are furnished to, but not filed with, the Securities and Exchange Commission. - -------------------------------------------------------------------------------- Section 9 - Financial Statement and Exhibits Item 9.01. Financial Statements and Exhibits Exhibit No. Description - ----------- ----------- 99.1 Press Release: American States Water Company Announces Approval by the CPUC to Recover Previously Incurred Supply Costs - --------------------------------------------------------------------------------

SIGNATURES 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. AMERICAN STATES WATER COMPANY Date: October 11, 2005 /s/ Robert J. Sprowls ----------------------------------- Robert J. Sprowls Sr. Vice President, Chief Financial Officer, Treasurer and Corporate Secretary - --------------------------------------------------------------------------------

                                                                    Exhibit 99.1

American States Water Company Announces Approval by the CPUC to Recover
Previously Incurred Supply Costs; Golden State Water Company Expected to Recover
$2.9 Million

     SAN DIMAS, Calif.--(BUSINESS WIRE)--Oct. 11, 2005--American States Water
Company (NYSE:AWR) announced that the California Public Utility Commission
("CPUC") approved an Advice Letter allowing AWR's Golden State Water Company
("GSWC") subsidiary to impose temporary surcharges in their Region III water
service area to recover an under-collection of $2.9 million recorded in the
supply cost memorandum account between November 2001 and December 2003. The
surcharges will go into effect on October 11, 2005 and are expected to recover
the $2.9 million over a twelve month period. This will result in an increase to
pre-tax income of $2.9 million in the fourth quarter of 2005.
     Certain matters discussed in this news release with regard to the Company's
expectations may be forward-looking statements that involve risks and
uncertainties. The assumptions and risk factors that could cause the actual
results to differ materially include those described in the Company's Form
10-Q's and Form 10-K's filed with the Securities and Exchange Commission.

     About American States Water Company

     American States Water Company is the parent of Golden State Water Company,
American States Utility Services, Inc. and Chaparral City Water Company. Through
its subsidiaries, AWR provides water service to 1 out of 30 Californians located
within 75 communities throughout 10 counties in Northern, Coastal and Southern
California (approximately 252,300 customers) and to approximately 12,800
customers in the city of Fountain Hills, Arizona, and portions of Scottsdale,
Arizona. The Company also distributes electricity to approximately 22,800
customers in the Big Bear recreational area of California. Through its
non-regulated subsidiary, American States Utility Services, the company
contracts with various municipalities, the U.S. government and private entities
to provide various services, including billing and meter reading, water
marketing and operation and maintenance of water and wastewater systems.


     CONTACT: American States Water Company
              Robert J. Sprowls, 909-394-3600