Exhibit 4.22 CALIFORNIA WATER SERVICE COMPANY SEVENTH SUPPLEMENT TO NOTE AGREEMENT Dated as of May 1, 2003 Re: $10,000,000 5.54% Series I Senior Notes Due May 1, 2023 SEVENTH SUPPLEMENT TO NOTE AGREEMENTNote Purchase Agreement • May 15th, 2003 • California Water Service Group • Water supply • California
Exhibit 4.23 CALIFORNIA WATER SERVICE COMPANY AMENDED AND RESTATED EIGHTH SUPPLEMENT TO NOTE AGREEMENT Dated as of May 1, 2003 Re: 5.44% $10,000,000 Series J Senior Notes Due May 1, 2018 California Water Service Company Eighth Supplement AMENDED AND...Eighth Supplement to Note Agreement • May 15th, 2003 • California Water Service Group • Water supply • California
