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Protecting Water Quality—Source to Tap

Safe drinking water is our top priority. Your drinking water will be monitored and protected, from source to tap.

Our Reliable Water

Willamette Water Supply Project on track for 2026 completion

When completed, the new system will provide drinking water to thousands of people in Washington County. WILSONVILLE, Ore. (KOIN) — In Wilsonville, the fall rains aren’t ...

Tualatin-Sherwood, Roy Rogers roads projects begin

Road improvements, along with the installation of a 66-inch water pipeline, are planned. Long-anticipated roadway improvements to Southwest Tualatin-Sherwood and Roy Rogers roads will begin in ...

Headway made on Wilsonville water treatment projects

Regional program constructs pipe through Arrowhead Creek Park,city to expand plant. In terms of completing improvements at Wilsonville's WillametteRiver Water Treatment Plant, the next calendar year ...

Program Timeline

Developing the new Willamette water source will take over a decade.

Willamette Water Supply Program

Willamette Water Supply Program