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 |
|---|---|---|---|---|
| Sunwater Beach | Vashon, WA | 17 | 19 | - |
| Wildwood 1 | Yakima, WA | 17 | 0 | - |
| Port Crescent Tree Farm | Sequim, WA | 16 | 23 | - |
| Alverson Tract Owners Assn | Everett, WA | 16 | 2 | - |
| Coulee City RV Park | Coulee City, WA | 15 | 50 | - |
| Anderson Island Water System | Steilacoom, WA | 15 | 7 | - |
| Brighton Creek #2 Water System | Port Orchard, WA | 15 | 0 | - |
| Crane Island Association | Eastsound, WA | 15 | 25 | - |
| Four Seasons Campground | Sprague, WA | 15 | 18 | - |
| Lost Creek Village | Yakima, WA | 15 | 9 | - |
| Nelson Water Front Tracts 1 and 2 | Tahuya, WA | 15 | 21 | - |
| Rivers Edge Lodge | Leavenworth, WA | 15 | 49 | - |
| BONAPARTE Lake Campground-Well 4 | Colville, WA | 15 | 7 | - |
| Riverwood Water | Entiat, WA | 14 | 12 | - |
| Bush Point Resort | Freeland, WA | 14 | 135 | - |
| Echoes of the Sea | Spanaway, WA | 14 | 33 | - |
| Jackson Cove Community | Brinnon, WA | 14 | 12 | - |
| Ocean Bay Mobile & RV Park | Ocean Park, WA | 14 | 56 | - |
| Liberty Woodlands | Tonasket, WA | 14 | 1 | - |
| Timberline Estates | Copalis Beach, WA | 14 | 37 | - |
| Shady Firs RV Park | Napavine, WA | 14 | 1 | - |
| Hunter Bay Water System | Lopez Island, WA | 14 | 0 | - |
| Brook Point | Port Orchard, WA | 13 | 7 | - |
| Duckabush Park Association | Brinnon, WA | 13 | 27 | - |
| OK Ranch Inc | Tonasket, WA | 13 | 2 | - |
| Pine River Ranch #2 | Seattle, WA | 13 | 2 | - |
| Davis Head HOA | Lopez Island, WA | 13 | 7 | - |
| Islander Lopez Marina Resort | Lopez Island, WA | 13 | 25 | - |
| Molson Water Users | Oroville, WA | 13 | 5 | - |
| Sanford Avenue Community Club | Lakebay, WA | 13 | 4 | - |
| Rimrock Meadows | Ephrata, WA | 13 | 20 | - |
| Tillicum Beach Inc | Shelton, WA | 13 | 11 | - |
| Naches RV Resort | Gig Harbor, WA | 13 | 0 | - |
| Greenwood Water Association | Greenwater, WA | 12 | 2 | - |
| Beach Haven Resort | East Sound, WA | 12 | 31 | - |
| Kpm Water System | Republic, WA | 12 | 3 | - |
| Chelan Heights | Chelan, WA | 12 | 28 | - |
| Rantz Marine Park | Wilbur, WA | 12 | 23 | - |
| Kanaka Bay Park | Friday Harbor, WA | 12 | 6 | - |
| Ketron Island Water Inc | Steilacoom, WA | 12 | 50 | - |
| Neck Point Coves Inc | Shaw Island, WA | 12 | 18 | - |
| Littlerock United Methodist Church | Olympia, WA | 11 | 7 | - |
| Brinnonwold Assoc | Port Orchard, WA | 11 | 13 | - |
| Royal Bluffs Ranch | Moses Lake, WA | 11 | 4 | - |
| Alpine View RV Park | Leavenworth, WA | 11 | 0 | - |
| Crystal Shores | Newport, WA | 11 | 2 | - |
| South Pebble Beach | Camano Island, WA | 11 | 0 | - |
| Jameson Lake Resort | Mansfield, WA | 11 | 19 | - |
| Jump Off Joe Lake Resort | Valley, WA | 11 | 22 | - |
| Summertide | Hood River, WA | 11 | 21 | - |