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                                  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): December 4, 2007

                                 SOUTHWEST WATER
                                     COMPANY
             (Exact Name of Registrant as Specified in its Charter)

          DELAWARE                       0-8176                  95-1840947
(State or Other Jurisdiction of  (Commission File Number)      (IRS Employer
 Incorporation or Organization)                           Identification Number)

                              ONE WILSHIRE BUILDING
                       624 SOUTH GRAND AVENUE, SUITE 2900
                       LOS ANGELES, CALIFORNIA 90017-3782
          (Address of Principal Executive Offices, including zip code)

                                 (213) 929-1800
              (Registrant's telephone number, including area code)

     Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions:

|_|  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
     240.14a-12)

|_|  Pre-commencement communications pursuant to Rule 14d-2(b) under the
     Exchange Act (17 CFR 240.14d-2(b))

|_|  Pre-commencement communications pursuant to Rule 13e-4(c) under the
     Exchange Act (17 CFR 240.13e-4(c))

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ITEM 5.02 DEPARTURE OF DIRECTORS OR PRINCIPAL OFFICERS; ELECTION OF DIRECTORS;
          APPOINTMENT OF PRINCIPAL OFFICERS

(c)  The Company's  Board of Directors  elected David Stanton,  42, as its Chief
     Operating  Officer,  effective  December  1,  2007.  Mr.  Stanton  has been
     Southwest Water's  executive vice president of strategic  development since
     November 2006.  Previously,  he served as executive vice president of Earth
     Tech,   a  division  of  Tyco   International,   Inc.,   an   international
     environmental water and wastewater services provider.  Earlier, Mr. Stanton
     held senior  management  positions  with a number of companies in the water
     and  wastewater  industry,   such  as  Waterlink,   Inc.,  ITEQ,  Inc.  and
     Wheelabrator Technologies,  Inc.  He earned a bachelor of science degree in
     electrical engineering from Cornell University, New York.

     There is no arrangement or understanding  between Mr. Stanton and any other
     person  pursuant  to which he was  selected  as an officer of the  Company.
     There is no family  relationship  between Mr.  Stanton and any  director or
     executive  officer of the Company or any person  nominated or chosen by the
     Company to become a director  or  executive  officer  of the  Company.  Mr.
     Stanton has held no directorships in any company with a class of securities
     registered  pursuant to Section 12 of the Exchange Act of 1934, as amended,
     or subject to the  requirements of Section 15(d) of such Act or any company
     registered as an investment  company  under the  Investment  Company Act of
     1940,  as  amended.  There have been no  transactions  or series of similar
     transactions  since the beginning of the Company's last fiscal year, or any
     currently proposed transaction or series of similar transactions,  to which
     the Company or any of its subsidiaries was or is to be a party in which the
     amount involved exceeds $60,000,  and in which Mr. Stanton or any member of
     his  immediate  family  had, or will have,  a direct or  indirect  material
     interest.   The  press  release  announcing  Mr.  Stanton's  employment  is
     furnished as Exhibit 99.1.

ITEM 9.01 FINANCIAL STATEMENTS AND EXHIBITS

     (c)  Exhibits

     99.1 Press Release dated  December 4, 2007  announcing  the  appointment of
          David Stanton to Chief Operating Officer.

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                                   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.

                                               SOUTHWEST WATER COMPANY


                                               By: /s/ William K. Dix
                                                   -----------------------------
                                                   William K. Dix
                                                   Vice President, Secretary and
                                                   General Counsel

Dated: December 4, 2007

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