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 |
|---|---|---|---|---|
| Little Tree | Tacoma, WA | 143 | 16 | - |
| Driftwood Point Water System | Gig Harbor, WA | 143 | 6 | - |
| Cascadian Home Farm | Kutztown, WA | 143 | 4 | - |
| St Johns Bakery | Goldendale, WA | 143 | 2 | - |
| Hartley Brent | Yakima, WA | 143 | 8 | - |
| Lake Tuck | Tacoma, WA | 143 | 50 | - |
| Mainland View Manor | Tacoma, WA | 143 | 4 | - |
| Martell Mobile Manor | Port Orchard, WA | 143 | 100 | - |
| Olympus Beach Tracts | Sequim, WA | 143 | 253 | - |
| Sunland Shores | Sun Valley, WA | 143 | 39 | - |
| Oaks the Mobile Home Park | Friday Harbor, WA | 143 | 34 | - |
| Lake Easton State Park West | Ellensburg, WA | 143 | 18 | - |
| Camelot Subdivision | Kelso, WA | 142 | 13 | - |
| Camp Robbinswold Girl Scout | Lilliwaup, WA | 142 | 6 | - |
| Camp Ghormley | Rimrock, WA | 142 | 26 | - |
| Highland Orchards | Cle Elum, WA | 142 | 7 | - |
| High Valley Mobile Home Court | Yakima, WA | 142 | 63 | - |
| Manhasset Specialty Company | Yakima, WA | 142 | 60 | - |
| Paterson Elementary School | West Richland, WA | 142 | 1,195 | - |
| View Ranch Estates Water Assn | Chehalis, WA | 141 | 56 | - |
| Race Lagoon Water Association | Coupeville, WA | 141 | 16 | - |
| Aston Estates | Tonasket, WA | 141 | 51 | - |
| Valley High Park | Coupeville, WA | 141 | 21 | - |
| Crow Butte Park | Richland, WA | 141 | 10 | - |
| Treveri | Yakima, WA | 141 | 2 | - |
| First Baptist Church of Tenino | Port Orchard, WA | 140 | 14 | - |
| Forest Hills Water System | Gig Harbor, WA | 140 | 14 | - |
| Decatur Shores Community Assoc | Lopez Island, WA | 140 | 15 | - |
| Spokane Hutterian Brethren | Reardan, WA | 140 | 67 | - |
| Deschutes Village 683 | Lacey, WA | 140 | 52 | - |
| Evergreen Mobile Homeowners Co-Op | Shelton, WA | 140 | 64 | - |
| Flying Horseshoe Guest Ranch | Cle Elum, WA | 140 | 14 | - |
| Holly Tides | Tacoma, WA | 140 | 0 | - |
| Old German Baptist Church New Conf | Pasco, WA | 140 | 16 | - |
| Lakeview Terrace | Coupeville, WA | 140 | 30 | - |
| North Star Water Assoc | Ferndale, WA | 140 | 83 | - |
| River Bend Water System | Newport, WA | 140 | 20 | - |
| Sunset Ridge Community Assn | Anacortes, WA | 140 | 16 | - |
| Arrowhead Ranch | Cle Elum, WA | 140 | 2 | - |
| Diamond Springs Water Association | Port Orchard, WA | 138 | 35 | - |
| Cherry Creek | Sun Valley, WA | 138 | 26 | - |
| Golden Valley Water Assn | Quincy, WA | 138 | 57 | - |
| Grandview Valley Estates | Rochester, WA | 138 | 57 | - |
| Mariani Water System Inc | Black Diamond, WA | 138 | 3 | - |
| Agotaras Water System | Gig Harbor, WA | 138 | 2 | - |
| Hard Rain Cafe & Mercantile | Forks, WA | 137 | 9 | - |
| Hilltop Water Owners Association | Lummi Island, WA | 137 | 49 | - |
| Long Beach Water District | Coupeville, WA | 137 | 39 | - |
| Minter Creek Rapids | Tacoma, WA | 137 | 11 | - |
| Tall Chief Resort | Port Orchard, WA | 136 | 36 | - |