American States Water Company Announces Regular Common Dividends

On July 27, 2010, the Board of Directors of American States Water Company (NYSE:AWR) approved a quarterly dividend of $0.26 per share on the Common Shares of the Company. This action marks the 297th consecutive dividend payment by the Company. For 56 consecutive years, American States Water Company shareholders have received an increase in their aggregate annual dividends.

Dividends on the Common Shares will be payable on September 1, 2010 to shareholders of record at the close of business on August 9, 2010.

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 approximately 1 out of 36 Californians within 75 communities throughout 10 counties in Northern, Coastal and Southern California, (approximately 255,000 customers) and to over 13,000 customers in the Town of Fountain Hills, Arizona and a small portion of Scottsdale, Arizona. The Company also distributes electricity to over 23,000 customers in the Big Bear recreational area of California. Through its contracted services subsidiary, American States Utility Services, Inc., the Company provides operations, maintenance and construction management services for water and wastewater systems located on military bases throughout the country.