================================================================================ SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 -------------------------- FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ------------------------------------------------------- U.S. BANK NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 31-0841368 I.R.S.Employer Identification No. One California Street, Suite 2550 San Francisco, California 94111 (Address of principal executive offices) (Zip Code) Robert C. Hyman U.S. Bank National Association One California Street, Suite 2550 San Francisco, CA 94111 (415) 273-4584 (Name, address and telephone number of agent for service) California Water Service Group (Issuer with respect to the Securities) Delaware 77-0448994 (State or other jurisdiction of incorporation or (I.R.S. Employer organization) Identification No.) 1720 North First Street San Jose, California 95112-4598 (Address of Principal Executive Offices) (Zip Code) Debt Securities (Title of the Indenture Securities) ================================================================================ FORM T-1 Item 1. GENERAL INFORMATION. Furnish the following information as to the Trustee. a) Name and address of each examining or supervising authority to which it is subject. Comptroller of the Currency Washington, D.C. b) Whether it is authorized to exercise corporate trust powers. Yes Item 2. AFFILIATIONS WITH OBLIGOR. If the obligor is an affiliate of the Trustee, describe each such affiliation. None Items 3-15 Items 3-15 are not applicable because to the best of the Trustee's knowledge, the obligor is not in default under any Indenture for which the Trustee acts as Trustee. Item 16. LIST OF EXHIBITS: List below all exhibits filed as a part of this statement of eligibility and qualification. 1. A copy of the Articles of Association of the Trustee.* 2. A copy of the certificate of authority of the Trustee to commence business.* 3. A copy of the certificate of authority of the Trustee to exercise corporate trust powers.* 4. A copy of the existing bylaws of the Trustee.* 5. A copy of each Indenture referred to in Item 4. Not applicable. 6. The consent of the Trustee required by Section 321(b) of the Trust Indenture Act of 1939, attached as Exhibit 6. 7. Report of Condition of the Trustee as of December 31, 2002, published pursuant to law or the requirements of its supervising or examining authority, attached as Exhibit 7. * Incorporated by reference to Registration Number 333-67188. 2 NOTE The answers to this statement insofar as such answers relate to what persons have been underwriters for any securities of the obligors within three years prior to the date of filing this statement, or what persons are owners of 10% or more of the voting securities of the obligors, or affiliates, are based upon information furnished to the Trustee by the obligors. While the Trustee has no reason to doubt the accuracy of any such information, it cannot accept any responsibility therefor. SIGNATURE Pursuant to the requirements of the Trust Indenture Act of 1939, as amended, the Trustee, U.S. BANK NATIONAL ASSOCIATION, a national banking association organized and existing under the laws of the United States of America, has duly caused this statement of eligibility and qualification to be signed on its behalf by the undersigned, thereunto duly authorized, all in the City of San Francisco, State of California, on the 5th day of March, 2003. U.S. BANK NATIONAL ASSOCIATION By: /s/ Robert C. Hyman --------------------- Robert C. Hyman Vice President By: /s/ Ralph W. Renninghoff ------------------------- Ralph W. Renninghoff Vice President 3 Exhibit 6 CONSENT In accordance with Section 321(b) of the Trust Indenture Act of 1939, the undersigned, U.S. BANK NATIONAL ASSOCIATION hereby consents that reports of examination of the undersigned by Federal, State, Territorial or District authorities may be furnished by such authorities to the Securities and Exchange Commission upon its request therefor. Dated: March 5, 2003 U.S. BANK NATIONAL ASSOCIATION By: /s/ Robert C. Hyman --------------------- Robert C. Hyman Vice President By: /s/ Ralph W. Renninghoff ------------------------- Ralph W. Renninghoff Vice President 4 Exhibit 7 U.S. Bank National Association Statement of Financial Condition As of 12/31/2002 ($000's) 12/31/2002 ------------ Assets Cash and Due From Depository Institutions $ 10,868,204 Federal Reserve Stock 0 Securities 28,139,801 Federal Funds 873,395 Loans & Lease Financing Receivables 116,078,132 Fixed Assets 1,389,233 Intangible Assets 9,218,064 Other Assets 9,482,963 ------------ Total Assets $176,049,792 Liabilities Deposits $121,684,914 Fed Funds 5,858,510 Treasury Demand Notes 0 Trading Liabilities 402,464 Other Borrowed Money 17,397,658 Acceptances 148,979 Subordinated Notes and Debentures 5,696,532 Other Liabilities 5,200,399 ------------ Total Liabilities $156,389,456 Equity Minority Interest in Subsidiaries $ 992,867 Common and Preferred Stock 18,200 Surplus 11,314,669 Undivided Profits 7,334,600 ------------ Total Equity Capital $ 19,660,336 Total Liabilities and Equity Capital $176,049,792 - -------------------------------------------------------------------------------- To the best of the undersigned's determination, as of the date hereof, the above financial information is true and correct. U.S. Bank National Association By: /s/ Robert C. Hyman --------------------- Robert C. Hyman Vice President Date: March 5, 2003 5