Washington Water Service Subsidiary of California Water Service Group

Washington Water Service

Washington Water Service logo.

High-Quality Water Service for Washington Communities

Washington Water Service serves about 200 Washington water systems. As the largest investor-owned water utility in the state, we provide a range of professional water utility services, including water quality monitoring, system maintenance and operations, engineering, construction, and customer service.

Washington Water Service at a Glance

38,000 Customers
5,068 Water delivered annually (in thousand cubic meters)
425 Neighborhoods

Our Service Areas

A map of Washington Water Service locations.
Orcas Island
Gig Harbor
East Pierce

Contact Information


14519 Peacock Hill Avenue
Gig Harbor, WA 98332

P.O. Box 336
Gig Harbor, WA 98335
(253) 851-4060
(877) 408-4060 toll-free

For More Information

More information about Washington Water's services can be found on the Washington Water website.

Visit Washington Water