Water service in County may be provided by the county water authority, individual municipal water departments, or rural water districts, depending on where a property is located. There are 6 Water Departments locations in County, Oregon.

Property owners in County who are connecting a new building to public water or requesting a new meter installation should contact the applicable water department well in advance, as permit review, inspection scheduling, and tap fee collection may take several weeks before service can begin.

List of Washington County, Oregon Water Departments

Tigard Water Treatment

View Details Call Now (503) 547-8175

Tigard Water Treatment

Address
Get Direction
Hours

Hillsboro Water Department

View Details Call Now (503) 615-6700

Hillsboro Water Department

Address
Get Direction
Hours

Forest Grove Water Department

View Details Call Now (503) 547-8060

Forest Grove Water Department

Address
Get Direction
Hours

Hillsboro Waste Water

View Details Call Now (503) 547-8070

Hillsboro Waste Water

Address
Get Direction
Hours

Forest Grove Water Treatment

View Details Call Now (503) 992-3259

Forest Grove Water Treatment

Address
Get Direction
Hours

Washington County Water Department

View Details Call Now (503) 639-1554

Washington County Water Department

Address
Get Direction
Hours

Residents of County who rely on private wells rather than a public water system should contact the county health department for information about voluntary testing programs. The county water department can advise on whether extending public water service to a private-well property is feasible in your area.

You may also find Water Departments locations in neighboring counties including Washington, Clackamas, Multnomah.