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Program Library

Fact Sheets

Willamette Water Supply Fact Sheet (November 2022)
Healthy Watershed Fact Sheet (2020)
Hoja informativa de Cuencas Saludable (2020)
Pipeline and Water Storage Tanks Construction - Joint PLM_5.3 and RES_1.0 Fact Sheet (June 2021)
Preparing the Pipe for Use - Pipe Testing Fact Sheet (June 2021)
Scholls Area Pipeline Project Fact Sheet (June 2021)
Wildlife Protection and Adaptive Management Plan for Orenco Woods Nature Park (February 2021)
- Additional related resources
Metzger Pipeline East Project Fact Sheet (December 2020)
South Hillsboro Pipeline Fact Sheet (June 2020)
Wilsonville PLM-1.3 Fact Sheet (November 2020)
Scholls Area PLM_5.3 Update Fact Sheet (May 2020)
A Resilient Water Supply System (November 2019)
Water Treatment Plant Fact Sheet (March 2021)
Strong and Safe Water Reservoirs (November 2019)
Pipeline Business Opportunities (November 2019)
Tualatin-Sherwood Area Pipeline Project (November 2018)
Chicken Creek Restoration Project at Tualatin River Wildlife Refuge Fact Sheet (August 2019)
Habitat Restoration (December 2019)
Wilsonville PLM-1.1 Fact Sheet (January 2021)
Garden Acres Road Fact Sheet (January 2021)
Willamette River Water Treatment Process Poster (April 2019)
Kinsman Road Partnership Project Fact Sheet (February 2018)
124th Avenue Extension Project Fact Sheet (September 2017)
Willamette Water Supply Program & Tualatin Basin Water Supply (August 2016)

Planning

Revised Water Quality Trading Plan for Temperature on the Willamette River (October 2020)
Preferred Pipeline Route (March 2015)
Preliminary Pipeline Routes (October 2014)
Hillsboro's Water Supply Planning Reports
TVWD's Water Supply Planning Reports

Community Feedback

Fall 2014 Open House Summary (Fall 2014)
Wilsonville Focus Groups Report (July 2014)
Beaverton Area Focus Groups Report (July 2014)

WWSP Projects Image Gallery

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PLW_1.1 2017-06-12 trenchless pipe install

PLW_1.1 2017-05-17 (3) Pipe Mk 12 installation

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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.

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DESIGN &
CONSTRUCTION

Design and construction of the Willamette Water Supply Program project is currently underway!

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7 Things to Know

...about the Willamtte Water Supply Program.

In the News

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Construction of water treatment plant to begin soon

February 14, 2022

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 be built off Southwest 124th Avenue in Sherwood, will be designed to treat Willamette River water pumped from Wilsonville, going…

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Next phase of water pipeline construction in Wilsonville begins in February

December 30, 2021

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 — includes construction on a few Wilsonville thoroughfares. Read the article in the Wilsonville Spokesman

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Pipeline construction begins for Willamette Water Supply Program

December 7, 2021

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 begin work on a new pipeline for the Willamette Water Supply Program project. COURTESY MAP: WILLAMETTE WATER SUPPLY PROGRAM –…

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Willamette Water Supply Project on track for 2026 completion

October 1, 2021

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. Construction crews are driving equipment through mud, digging trenches and laying massive pipes. “About 25% of the 30 miles of…

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Tualatin-Sherwood, Roy Rogers roads projects begin

August 11, 2021

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 intersection with Highway 99W has a lot of traffic, especially during commute times and is expected to have more traffic…

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Headway made on Wilsonville water treatment projects

June 10, 2021

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 more.

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Water treatment facility approved in Sherwood

December 30, 2020

Planning commission gives go-ahead to build plant on 46 acres off 124th Avenue Sherwood has given the go-ahead for the construction of a new water treatment facility that will treat drinking water as it makes its way from Wilsonville to Hillsboro. On Dec. 8, the city’s planning commission unanimously approved the facility, which will be…

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Water customers in Hillsboro to see rate increases in 2021

November 23, 2020

“Hillsboro Water carefully manages drinking water rates, and strives to ensure equity and affordability for all customers,” said Niki Iverson, director of the Hillsboro Water Department. “Water rates are designed so all customers pay their fair share based on how they use Hillsboro’s water system and how much water they use.” Read the article at…

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Pipeline water treatment plant project to get under way in 2022

August 31, 2020

Water supply program plans to seek approval to build a new water treatment plant in Sherwood. Ray Pitz, Tuesday, August 25, 2020, The Times An ambitious pipeline project that will result in providing drinking water for those in the Tualatin Valley Water District, along with residents in the cities of Beaverton and Hillsboro, is moving…

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Hillsboro Willamette Water Supply System Map And Pipeline Route Updates

April 27, 2020

This map update reflects changes to the Scholls Area Pipeline Project north section (PLM_5.3). Hillsboro Water Department has planned years in advance to ensure there is plentiful drinking water today, tomorrow, and in the future for the community. While Hillsboro’s sole water supply source is the upper-Tualatin River, projections show by 2026 that Hillsboro’s water…

PROGRAM TIMELINE

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

2012-2013

Supply Studies
(Ongoing water conservation programs)

2014-2016

Preliminary Planning
(Ongoing water conservation programs)

2016-2025

Design, Permitting and Construction
Pipeline construction coordinated with road improvements
(Ongoing water conservation programs)

2026-Ongoing

Willamette Water Supply System Online
(Ongoing water conservation programs)

The Willamette Water Supply Program is committed to making our program information accessible to everyone. For questions, assistance or accommodations, please contact us at 503-941-4570 or info@ourreliablewater.org.