California Water Service , commonly known as Cal Water , is an American company providing drinking water and wastewater services to a number of regions within the state of California . It was founded in 1926 and is based in San Jose, California , and provides service across multiple local districts, reaching more than 484,900 customers.
6-434: California Water Service Company started in 1926 through the acquisition of five separate water systems: The company experienced rapid growth post World War II. At the end of the war, the company had 105,110 service connections. 15 years later, in 1960, it had grown to 233,197 customers. This was a 5.5% annual growth rate during this time reflecting the rapid urbanization of California. In 1997, California Water Service formed
12-570: A major expansion into Southern California with the purchase of Dominguez Services Corp. for $ 53 million, incorporating its subsidiaries Antelope Valley Water Co. and Kern River Valley Water Co. into Cal Water's service districts. In 2002, CWSG acquired Rio Grande Utility Corporation to form its New Mexico Water Service subsidiary. It subsequently expanded in this region with the acquisitions of National Utility Company, Cypress Gardens Water Users, Independent Utility Company and Indian Hills Water Company. In 2003, CWSG acquired Ka'anapali Water Corp. on
18-482: A new parent holding company, California Water Service Group , in order to expand its service coverage into other regions and states. Shortly thereafter it made a major expansion into Southern California with the purchase of Dominguez Services Corp. for $ 53 million, incorporating its subsidiaries Antelope Valley Water Co. and Kern River Valley Water Co. into Cal Water's service districts. Cal Water service areas are broken down into 23 districts: Cal Water districts employ
24-483: A treatment system to reduce hexavalent chromium in the local water supply using the first strong-base ion exchange treatment system of its type in the United States. California Water Service Group California Water Service Group ( CWSG ) is an American public utility company providing drinking water and wastewater services. It is the third-largest investor-owned publicly-traded water utility in
30-540: A wide range of water sources, including surface water diversion, groundwater pumping, and purchase from other water suppliers such as the San Francisco Public Utilities Commission 's regional water system. In 2019, a plan for Cal Water's Chico District to purchase water supply from Paradise Irrigation District in the aftermath of the 2018 Camp Fire was cancelled in the study phase. Cal Water's Willows District installed in 2016
36-474: The United States, serving roughly two million people through its subsidiary companies in California , Hawaii , New Mexico and Washington . CWSG was formed in 1997 as a new holding company for California Water Service to expand into other states regulated by their own public utilities commissions, and into other non-regulated businesses. In 1998, CWSGs original subsidiary, California Water Service, made
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