Public Water Systems
4,557 active public water systems in WA, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| Ocosta Mobile Home Park LLC | Aberdeen, WA | 26 | 262 | - |
| Canyon Crest Orchard & RV Park | Quincy, WA | 26 | 1 | - |
| PSE Wild Horse Maintenance Bldg | Ellensburg, WA | 26 | 31 | - |
| Salish Sea Water System | Lopez Island, WA | 26 | 0 | - |
| Escure Farms | Tonasket, WA | 26 | 0 | - |
| Wsdp Riverside State Park - Shic | Nine Mile Falls, WA | 26 | 1 | - |
| Decatur Head Beach Association | Anacortes, WA | 25 | 3 | - |
| Davis Lake Water System | Lake Stevens, WA | 25 | 0 | - |
| Sundquist | Port Orchard, WA | 25 | 37 | - |
| Brisco Point | Shelton, WA | 25 | 0 | - |
| Seattle Rifle and Pistol | Port Orchard, WA | 25 | 1 | - |
| Goose Gap Water Association | Richland, WA | 25 | 54 | - |
| Escalona Restaurant | Sunnyside, WA | 25 | 40 | - |
| Alta Drive | Port Orchard, WA | 25 | 8 | - |
| Bruce Allen Orchards | Yakima, WA | 25 | 0 | - |
| Nile Valley Community Church | Naches, WA | 25 | 1 | - |
| Sno PUD 1 - 212 Market & Deli | Everett, WA | 25 | 8 | - |
| Omicron Investment Company | Lacey, WA | 25 | 4 | - |
| Purdy Lane Comm & Gas Station | Gig Harbor, WA | 25 | 16 | - |
| Sward 278 | Lacey, WA | 25 | 0 | - |
| Little Brown Church of Blyn | Sequim, WA | 25 | 6 | - |
| Janke Trucking | Chehalis, WA | 25 | 0 | - |
| Winlock Waters 2 | Napavine, WA | 25 | 2 | - |
| The Galley Water System | Lopez, WA | 25 | 29 | - |
| Van Vogt Water System | Pomeroy, WA | 25 | 0 | - |
| Pend Oreille Mine | Metaline Falls, WA | 25 | 3 | - |
| Salmon Falls Retreat Center | Battle Ground, WA | 25 | 18 | - |
| Camp Melacoma - Pool House | Washougal, WA | 25 | 15 | - |
| Lyons Ferry Hatchery | Starbuck, WA | 25 | 17 | - |
| Cougar Mtn. Park Wt Supply Sys. | Renton, WA | 25 | 21 | - |
| Clear Creek Baptist Church | Port Orchard, WA | 25 | 52 | - |
| County Line Park | Cathlamet, WA | 25 | 5 | - |
| Quilcene Little League | Port Townsend, WA | 25 | 13 | - |
| Foothills Mission Church | Elk, WA | 25 | 33 | - |
| Liberty Market Water Supply | Coupeville, WA | 25 | 22 | - |
| East Valley Market | Yakima, WA | 25 | 66 | - |
| Jerrys Landing | Elk, WA | 25 | 5 | - |
| Evergreen School District #205 | Gifford, WA | 25 | 14 | - |
| Fircroft Inc | Eastsound, WA | 25 | 63 | - |
| Frostad Farms Water Assn | Oak Harbor, WA | 25 | 0 | - |
| Wilderness Northwest | Brinnon, WA | 25 | 8 | - |
| Lighthouse Baptist Church | Chimacum, WA | 25 | 30 | - |
| Guthrie Cove Estates Owners Assoc | Eastsound, WA | 25 | 52 | - |
| The Inn at Mazama | WA | 25 | 6 | - |
| Harbor Heights Water | Vashon Island, WA | 25 | 34 | - |
| Twin Pines Mobile Home Park | Tonasket, WA | 25 | 174 | - |
| Energy Dept of/400 Area | Richland, WA | 25 | 0 | - |
| Lands Hill Water Association | Camano Island, WA | 25 | 10 | - |
| Longwood Water Association | Clinton, WA | 25 | 20 | - |
| Silver Lake Park - Horse Camp | Bellingham, WA | 25 | 5 | - |