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): August 16, 2007

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


          Delaware                    0-8176                   95-1840947
  (State of Incorporation)     (Commission File Number)     (I.R.S. Employer
                                                           Identification No.)


One Wilshire Building
624 South Grand Avenue, Suite 2900
Los Angeles, CA                                                   90017-3782
(Address of principal executive offices)                          (Zip Code)

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

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              (Former name, former address and former fiscal year,
                       if changed since last report date)

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


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 425 under the Securities 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))






Item 8.01  Other Events

On August 16, 2007 the company issued a press release announcing a quarterly
common share cash dividend of $0.0576 per share. The Company's Board of
directors also declared cash dividends of $0.65625 per share of Series A
preferred stock. The cash dividends will be paid on October 19, 2007 to
stockholders of record on September 28, 2007.

The information contained in the news release is incorporated herein by
reference and furnished as Exhibit 99.1.



Item 9.01  Financial Statements and Exhibits

(c)    Exhibits


Exhibit
  No.                             Description
- ------- ------------------------------------------------------------------------
99.1    Press release dated August 16, 2007 announcing quarterly cash dividends.






                                    SIGNATURE

     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 hereto duly authorized.

                                 SOUTHWEST WATER COMPANY
                                 (Registrant)

                                 By:  /s/ Cheryl L. Clary
                                      ------------------------------------------
                                      Name: Cheryl L. Clary
                                      Title: Chief Financial Officer

Date: August 16, 2007