Newsroom Pay Your Bill Contact Us About Us Permits & Development For Business & Industry For Residents Home / About Us One Water Leadership Clean Water Institute Departments Careers Projects Our History About Us We are a water resources management utility that combines science and nature to clean water and return it to the Tualatin River, so it can be used again. We work in partnership with others to safeguard the river’s health and vitality, ensure the economic success of our region, and protect public health for over 620,000 residents and businesses in urban Washington County. Looking for a summary of our work? Scroll through our Annual Report or read our At-a-Glance document (PDF, 356KB). One Water Spoiler alert: We are using all the water we'll ever have. Whether it comes from a river, lake or melting snowpack, our water is part of a closed system—one water. This one water has been used before and will be used again. The Process Surface & Stormwater Management Resource Recovery Our Watershed A watershed is like a great big bowl linking land, water, and people. Our Tualatin River watershed drains 712 square miles and ranges from densely populated areas to agricultural areas and the forests of Oregon’s Coast Range. Floodplains & Models Maps & Data The Tualatin River Scroll through our 2021 Annual Report to explore our Year in Review. YEAR IN REVIEW SIGN UP FOR OUR MONTHLY NEWSLETTER Receive news on what we are doing in the community and our innovative solutions to continue on providing clean water. Enhancing the environment and quality of life in the Tualatin River Watershed through visionary and collaborative management of water resources in partnership with others. POPULAR LINKS Bid Opportunities Careers Education Maps & Data Documents & Forms Pay Your Bill Report a Problem Records Request Newsroom Contact Us NEWS STREAM Tweets by @CleanWaterNews © 2016 Clean Water Services | Privacy Policy