Public Water Systems
158 active public water systems in 10, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| 101 Building Quileute | La Push, 10 | 150 | 11 | - |
| Sulwhanon | Deming, 10 | 150 | 391 | - |
| Oak Flats | Siletz, 10 | 140 | 3 | - |
| Sidwalter | Warm Springs, 10 | 130 | 112 | - |
| Green Acre Farms Inc Island 1 | Yakima, 10 | 128 | 10 | - |
| Wolf Point | Wapato, 10 | 125 | 176 | - |
| Hoh Tribe | Forks, 10 | 120 | 1,117 | - |
| Seatons Grove | Nespelem, 10 | 115 | 314 | - |
| North Lapwai | Lapwai, 10 | 110 | 122 | - |
| Reservation Road | Wellpinit, 10 | 110 | 342 | - |
| Satus Longhouse | Toppenish, 10 | 109 | 40 | - |
| Chief Kitsap Academy | Suquamish, 10 | 107 | 2 | - |
| Fort Road Housing | Yakima, 10 | 100 | 2 | - |
| Lfz H2a Wapato | Yakima, 10 | 99 | 7 | - |
| Kays H2a | Yakima, 10 | 96 | 1 | - |
| Zirkle Hata Ranch No 1 | Yakima, 10 | 96 | 4 | - |
| Malott | Nespelem, 10 | 95 | 545 | - |
| Santiago Water Association | Taholah, 10 | 95 | 126 | - |
| Wapato Headstart | Toppenish, 10 | 95 | 681 | - |
| Madison Estates | Tulalip, 10 | 86 | 179 | - |
| San Poil | Nespelem, 10 | 86 | 57 | - |
| Fort Simcoe State Park | Ellensburg, 10 | 81 | 9 | - |
| Sauk-Suiattle | Darrington, 10 | 80 | 165 | - |
| Indianola | Suquamish, 10 | 78 | 89 | - |
| Bia Celilo Village | Warm Springs, 10 | 75 | 260 | - |
| George Lane | Suquamish, 10 | 75 | 626 | - |
| Wee Wun | Suquamish, 10 | 75 | 1 | - |
| Sacred Road Ministries | Yakima, 10 | 75 | 8 | - |
| Georgeville | Toppenish, 10 | 70 | 136 | - |
| Cooks in-Lieu Tfas | Portland, 10 | 70 | 398 | - |
| Vosper Place Subdivision | Oakville, 10 | 68 | 18 | - |
| Camp Desautel | Omak, 10 | 60 | 0 | - |
| Coeur D'alene Sub-Agency | Plummer, 10 | 50 | 399 | - |
| Celilo Tfas | Portland, 10 | 50 | 13 | - |
| Fort Okanogan Interpretive Center | Nespelem, 10 | 50 | 11 | - |
| Stars Early Learning Center | Yakima, 10 | 50 | 1,167 | - |
| Pace International | Wapato, 10 | 48 | 26 | - |
| B & D Mobile Court | Toppenish, 10 | 45 | 199 | - |
| Beach | Sequim, 10 | 45 | 29 | - |
| Green Acre Farms Campbell RD H2a 1 | Yakima, 10 | 44 | 2 | - |
| North Bonneville Tfas | Portland, 10 | 43 | 21 | - |
| Cornerstone Ranches Farmworker Housing | Toppenish, 10 | 43 | 18 | - |
| Twin Lakes HUD | Nespelem, 10 | 42 | 523 | - |
| Kwonesum | La Conner, 10 | 42 | 1 | - |
| Delia Jimicum Water District | Tulalip, 10 | 42 | 231 | - |
| Lone Pine in-Lieu Tfas | Portland, 10 | 40 | 17 | - |
| Pepperfield Village | Wapato, 10 | 40 | 36 | - |
| Dekker Water System | Yakima, 10 | 39 | 2 | - |
| Maryhill Tfas | Portland, 10 | 39 | 19 | - |
| Tulare Estates | Tulalip, 10 | 38 | 292 | - |