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 |
|---|---|---|---|---|
| O-ZI-YA Community Club | Mount Vernon, WA | 120 | 26 | - |
| Rainbow Court | Prosser, WA | 120 | 32 | - |
| Riverside Villa | Port Orchard, WA | 120 | 24 | - |
| Scootenay Water Assn Inc | Connell, WA | 120 | 309 | - |
| Timberlane Mobile Estates | Napavine, WA | 120 | 74 | - |
| Waverly Town Of | Waverly, WA | 120 | 49 | - |
| Tonasket Free Methodist Church | Tonasket, WA | 120 | 5 | - |
| West Sound Academy | Port Orchard, WA | 120 | 16 | - |
| Castle Rock Travel Center | Napavine, WA | 120 | 0 | - |
| Price Cold Storage 2 | Yakima, WA | 120 | 0 | - |
| Cedarwood South Union Estates | Tacoma, WA | 119 | 1 | - |
| Riverview Bible Camp | Cusick, WA | 119 | 63 | - |
| Yak Co - Gala Estates Water System | Yakima, WA | 119 | 10 | - |
| Cascade Highlands North | Tacoma, WA | 119 | 6 | - |
| Foss Road | Tacoma, WA | 119 | 12 | - |
| Quilcene | Port Townsend, WA | 119 | 155 | - |
| Ross Lake Resort | Marblemount, WA | 119 | 15 | - |
| Twanoh Heights Community Club | Union, WA | 118 | 40 | - |
| Jd Groom | Coupeville, WA | 118 | 6 | - |
| Hillview Mobile Community LLC | Port Orchard, WA | 118 | 104 | - |
| Viewside Community | Poulsbo, WA | 118 | 23 | - |
| Orting 15 | Port Orchard, WA | 117 | 2 | - |
| Trails End | Port Orchard, WA | 117 | 34 | - |
| PSE Wild Horse Operations Bldg | Ellensburg, WA | 117 | 0 | - |
| North Shore Acres | Grand Coulee, WA | 116 | 1 | - |
| Camp Koinonia | Cle Elum, WA | 116 | 5 | - |
| Cedar Lynn Water Assoc | Custer, WA | 116 | 69 | - |
| Minter Beach Estates | Gig Harbor, WA | 116 | 21 | - |
| Whispering Pines Homeowners Coop | Coupeville, WA | 116 | 55 | - |
| CCAO/YFO Complex | Yakima, WA | 115 | 7 | - |
| Centerville Grade School | Centerville, WA | 115 | 139 | - |
| Lake Samish Terrace LLC | Lynden, WA | 115 | 165 | - |
| Mallard Cove | Port Angeles, WA | 115 | 4 | - |
| Pioneer Park Water System | Coupeville, WA | 115 | 19 | - |
| Sage Hills Golf Club & RV Resort | Warden, WA | 115 | 33 | - |
| Outback RV Park | Rochester, WA | 114 | 8 | - |
| Driftwood Acres Maintenance Corp | Cle Elum, WA | 114 | 81 | - |
| Moxie Community LLC | Port Orchard, WA | 114 | 8 | - |
| Priest Rapids | Beverly, WA | 114 | 17 | - |
| North Lopez Service | Lopez Island, WA | 114 | 48 | - |
| San Juan Co Park | Friday Harbor, WA | 114 | 3 | - |
| Trout Lodge | Naches, WA | 114 | 17 | - |
| South Bay | Port Orchard, WA | 114 | 9 | - |
| Three Ponds Mobile Park & Apts. | Puyallup, WA | 113 | 34 | - |
| Aqua Hills Marysville | Port Orchard, WA | 113 | 61 | - |
| Country Club Estates 521 | Olympia, WA | 113 | 113 | - |
| Wsp - Fire Training Academy | Mount Vernon, WA | 113 | 102 | - |
| River Haven | Satsop, WA | 113 | 52 | - |
| Valley View Estates Water Assn | Mount Vernon, WA | 113 | 58 | - |
| Madrona Community Inc | Bow, WA | 112 | 67 | - |