Serving California for More than 90 Years
Founded in 1926, California Water Service (Cal Water) is the largest of our subsidiaries and serves about 2 million people through 22 districts, from Chico in the north to the Palos Verdes Peninsula in the south. We operate the Travis Air Force Base water system through a federal contract; all other districts are regulated by the California Public Utilities Commission.
California Water Service at a Glance
494,500
Customers
351,788
Water delivered annually (in thousand cubic meters)
100
Communities
Our Service Areas
Chico
Willows
Oroville
Marysville
Redwood Valley
Dixon
Travis Air Force Base
Stockton
Livermore
Bayshore
Bear Gulch
Los Altos
Salinas
King City
Selma
Visalia
Kern River Valley
Bakersfield
Antelope Valley
Westlake
East Los Angeles
Rancho Dominguez
Headquarters: San Jose
Contact Information
Corporate Headquarters
1720 North First Street
San Jose, CA 95112
(408) 367-8200
For More Information
More information about Cal Water's services can be found on the main Cal Water website and The Cal Water Difference website.
Visit The Cal Water Difference