SJW Corp. Announces Dividend Increase and Sets Date for 2012 Full-Year and Fourth Quarter Results Announcement

  SJW Corp. AnnouncesDividend Increaseand Sets Date for 2012 Full-Year and
  Fourth Quarter Results Announcement

Business Wire

SAN JOSE, Calif. -- January 30, 2013

SJW Corp. (NYSE: SJW) announces today that the Board of Directors approved a
$0.02 per share increase in the annual dividend to $0.73 per share. A
quarterly dividend of $0.1825 per share is payable on March 1, 2013 to
shareholders of record at the close of business on February 11, 2013.

SJW Corp. will release its 2012 full-year and fourth quarter financial results
after the close of the market on Tuesday, February 19, 2013. W. Richard Roth,
Chairman of the Board, President and Chief Executive Officer, and James P.
Lynch, Chief Financial Officer and Treasurer, will review the results in a
webcast presentation at 10:00 A.M. (PT) on Wednesday, February 20, 2013.
Interested parties may access the webcast at the web site www.sjwcorp.com. An
archive of the webcast will be available until April 22, 2013.

SJW Corp. is a publicly traded holding company headquartered in San Jose,
California. SJW Corp. is the parent company of San Jose Water Company, SJWTX,
Inc., Texas Water Alliance Limited, and SJW Land Company. Together, San Jose
Water Company and SJWTX, Inc. provide water service to more than one million
people in San Jose, California and nearby communities and in Canyon Lake,
Texas and nearby communities. SJW Land Company owns and operates commercial
real estate investments.

This press release may contain certain forward-looking statements including
but not limited to statements relating to SJW Corp.'s plans, strategies,
objectives, expectations and intentions, which are made pursuant to the safe
harbor provisions of the U.S. Private Securities Litigation Reform Act of
1995. These forward-looking statements involve known and unknown risks,
uncertainties and other factors which may cause the actual results,
performance or achievements of SJW Corp. to be materially different from any
future results, performance or achievements expressed or implied by such
forward-looking statements. Results for a quarter are not indicative of
results for a full year due to seasonality and other factors. Other factors
that may cause actual results, performance or achievements to materially
differ are described in SJW Corp.'s most recent reports on Form 10-K, Form
10-Q and Form 8-K filed with the Securities and Exchange Commission. SJW Corp.
undertakes no obligation to publicly update or revise any forward-looking
statement, whether as a result of new information, future events or otherwise.

Contact:

SJW Corp.
Suzy Papazian, 408-279-7961
Corporate Secretary/Attorney