(Rule 14a-101)







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M56051-P35255 You are receiving this communication because you hold shares in the company named above. This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at www.proxyvote.com or easily request a paper copy (see reverse side). We encourage you to access and review all of the important information contained in the proxy materials before voting. AMERICAN STATES WATER COMPANY *** Exercise Your Right to Vote *** Important Notice Regarding the Availability of Proxy Materials for the Shareholder Meeting to Be Held on May 21, 2013. AMERICAN STATES WATER COMPANY 630 EAST FOOTHILL BOULEVARD SAN DIMAS, CA 91773 Meeting Information Meeting Type: Annual Meeting For holders as of: March 28, 2013 Date: May 21, 2013 Time: 10:00 AM PDT Location: The Langham Hotel 1401 South Oak Knoll Avenue Pasadena, California 91106 Meeting Directions: See inside front cover of the Proxy Statement (available at www.proxyvote.com) for directions to the meeting location See the reverse side of this notice to obtain proxy materials and voting instructions.


Before You Vote How to Access the Proxy Materials Proxy Materials Available to VIEW or RECEIVE: How To Vote Please Choose One of the Following Voting Methods Vote In Person: Many shareholder meetings have attendance requirements including, but not limited to, the possession of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special requirements for meeting attendance. At the meeting, you will need to request a ballot to vote these shares. Vote By Internet: To vote now by Internet, go to www.proxyvote.com. Have the information that is printed in the box marked by the arrow (located on the following page) available and follow the instructions. Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card. Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before May 7, 2013 to facilitate timely delivery. How to View Online: Have the information that is printed in the box marked by the arrow (located on the following page) and visit: www.proxyvote.com. How to Request and Receive a PAPER or E-MAIL Copy: If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request: 1) BY INTERNET: www.proxyvote.com 2) BY TELEPHONE: 1-800-579-1639 3) BY E-MAIL*: sendmaterial@proxyvote.com * If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked by the arrow (located on the following page) in the subject line. NOTICE AND PROXY STATEMENT FORM 10-K WRAP . XXXX XXXX XXXX . XXXX XXXX XXXX . XXXX XXXX XXXX M56052-P35255 Proxy Materials Available to VIEW or RECEIVE:


Voting Items 2. To approve the 2013 Non-Employee Directors Stock Plan. 3. Advisory vote to approve the compensation of our named executive officers. 4. To ratify the appointment of PricewaterhouseCoopers LLP as the independent registered public accounting firm. NOTE: Such other business as may properly come before the meeting or any adjournment thereof. 01) Dr. Diana M. Bontá 02) Mr. Robert J. Sprowls 03) Mr. Lloyd E. Ross 1. Election of Directors. Nominees: The Board of Directors recommends you vote FOR the following: The Board of Directors recommends you vote FOR proposals 2, 3 and 4. M56053-P35255