PFAS in Washington water
The EPA tested public water systems across Washington for 29 PFAS. In 34 of them, at least one came back above a federal limit. Find your system below — you'll get the actual levels, our plain verdict on each compound, and the filter that genuinely removes it. We sell nothing.
Not listed? Your system may not have been sampled, or nothing exceeded a limit — see the national picture.
- Artondale Water System 3 over the limit
- Benton City Water 2 over the limit
- Camas Municipal Water Sewer System 2 over the limit
- Centralia Public Works - Water 1 over the limit
- Clark Public Utilities 2 over the limit
- Coupeville Town Of 1 over the limit
- Covington Water District 1 over the limit
- Deer Park City Of 1 over the limit
- East Spokane Water Dist 1 1 over the limit
- Fairchild Air Force Base 2 over the limit
- Firgrove Mutual Inc 2 over the limit
- Jblm Lewis 2 over the limit
- Jblm Mcchord Field 1 over the limit
- Kennewick City Of 3 over the limit
- Lakehaven Water And Sewer District 1 over the limit
- Lakewood Water District 1 over the limit
- Medical Lake City Of 1 over the limit
- Model Irrigation Dist #18 1 over the limit
- Moses Lake City Of 2 over the limit
- Olympia City Of 2 over the limit
- Parkland Light & Water Company 2 over the limit
- Peacock Hill 1 over the limit
- Quistorff 2 over the limit
- Redmond Water System City Of 1 over the limit
- Richland City Of 2 over the limit
- Sammamish Plateau Water & Sewer 2 over the limit
- Southwood Water System 2 over the limit
- Spanaway Water Company 2 over the limit
- Spokane City Of 1 over the limit
- Trentwood Irrigation District 3 2 over the limit
- Vancouver City Of 2 over the limit
- Washougal City Of 1 over the limit
- West Sound Utility District #1 1 over the limit
- Whitworth Water District 2 1 over the limit
Source: US EPA UCMR 5 occurrence data, 2023–2025. · All states