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Massive Washington County water supply project moves forward

One of the largest public works projects in Oregon history is happening all across Washington County. When it is completed in 2026, the Willamette Water Supply Program will provide a new source of water to...
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Willamette Water Supply Program changes pipeline installation schedule

Following an especially rainy spring, the Willamette Water Supply Program has changed the construction schedule for installation of an underground water pipeline through Wilsonville. With the end goal of building an underground pipeline from Southwest...
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Tunneling under Tualatin River to begin for water supply pipeline

You could call it the most “boring” part of installing a more than 30-mile water pipeline from an intake facility in Wilsonville to its final destination in Hillsboro. But it’s also the most ambitious —...
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Improvements to Roy Rogers, Tualatin-Sherwood roads underway

The scope of the work on Roy Rogers Road includes a 66-inch drinking water pipeline that is being installed in conjunction with road improvements. The overall pipeline project calls for the construction of an intake...
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Construction of water treatment plant to begin soon

The Willamette Water Supply Program is gearing up for construction of a water treatment plant designed to handle a maximum of 120 million gallons of water per day once it's operational. The facility, which will...
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Next phase of water pipeline construction in Wilsonville begins in February

The next phase of the Willamette Water Supply Program's work to build a pipeline from Wilsonville to Hillsboro — which will allow a number of cities to use the Willamette River as a water source...
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Pipeline construction begins for Willamette Water Supply Program

Over the next couple of weeks, crews will tunnel beneath Highway 217 and Southwest Scholls Ferry Road. Anyone driving along Highway 217 at Scholls Ferry Road will probably notice some increased construction activity as crews...
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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 slowing down the work on the Willamette Water Supply Project. ...
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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 Sherwood on Aug. 16. The Tualatin-Sherwood Road/Roy Rogers Road...
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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 could be themost active yet. Click here to read...