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 |
|---|---|---|---|---|
| Nineteen Mile House | Port Orchard, WA | 67 | 3 | - |
| Chelan Co PUD - Olalla Canyon | Wenatchee, WA | 67 | 27 | - |
| Hyatt Vineyards | Zillah, WA | 67 | 1 | - |
| Big Wallys | Coulee City, WA | 67 | 11 | - |
| Bertelsen Winery Water System | Coupeville, WA | 67 | 8 | - |
| Olalla Vineyard & Winery | Port Orchard, WA | 67 | 0 | - |
| T & T Farmworker Housing | Quincy, WA | 67 | 5 | - |
| Peninsula Moose Lodge | Ocean Park, WA | 67 | 58 | - |
| Adams Fork 3 Hp | Randle, WA | 67 | 7 | - |
| Lower Falls Cg Upper LP | Trout Lake, WA | 67 | 7 | - |
| Fairfield MHP | White Plains, WA | 66 | 181 | - |
| Cascade Mountain Bible Church | Leavonworth, WA | 66 | 31 | - |
| Belwood Park | Tacoma, WA | 66 | 31 | - |
| Keystone Ranch | Riverside, WA | 66 | 1 | - |
| Olympic Mountain Ice Cream | Shelton, WA | 66 | 2 | - |
| Stevens Co PUD - River Park Estates | Loon Lake, WA | 66 | 37 | - |
| Quail Run | Port Orchard, WA | 66 | 95 | - |
| Hidden Gardens Homeowners Coop | Port Orchard, WA | 66 | 55 | - |
| Elmwood Mobile Manor | Port Orchard, WA | 66 | 76 | - |
| Sivo Acres | Tacoma, WA | 66 | 7 | - |
| Parkside Airpark Owners | Battle Ground, WA | 66 | 207 | - |
| Hannah Heights Owners Association | Friday Harbor, WA | 66 | 82 | - |
| Gresham Water | Poulsbo, WA | 66 | 34 | - |
| Wauna Easley | Gig Harbor, WA | 66 | 6 | - |
| Kyak Ridge Water System | Arlington, WA | 66 | 15 | - |
| Guest Services Inc. | Ashford, WA | 66 | 7 | - |
| Oceana II West | Port Orchard, WA | 66 | 9 | - |
| Lake Pleasant Mobile Home & RV Park | Beaver, WA | 66 | 60 | - |
| Pilchuck 26 Tracts | Arlington, WA | 66 | 1 | - |
| Bradley Denny | Port Orchard, WA | 66 | 43 | - |
| Gold Digger Orchards (North Co.) #2 | Brewster, WA | 66 | 0 | - |
| Koppert Lake | Napavine, WA | 66 | 0 | - |
| Predator Ridge | Pasco, WA | 66 | 0 | - |
| Country Cousins | Moses Lake, WA | 66 | 2 | - |
| Meany Lodge | Cle Elum, WA | 66 | 1 | - |
| Noors Paradise Market | Bellingham, WA | 65 | 59 | - |
| Willow Drive Nursery Warehouse Off. | Ephrata, WA | 65 | 33 | - |
| Lakeview Heights HOA | Marshall, WA | 65 | 0 | - |
| Bethel Ranchettes Mutual Water Co | Port Orchard, WA | 65 | 61 | - |
| Morningside Farm Water System | Burton, WA | 65 | 0 | - |
| Camp Benbow | Graham, WA | 65 | 22 | - |
| Clifton Beach Tracts Co Op | Port Orchard, WA | 65 | 46 | - |
| Coach Post Mobile Park | Port Orchard, WA | 65 | 38 | - |
| Kineth Claim Community Water Assoc. | Coupeville, WA | 65 | 18 | - |
| Sunrise Resorts Copalis Beach | Covington, WA | 65 | 6 | - |
| Cottonwood Glen Water Assn | Yakima, WA | 65 | 43 | - |
| Eagle Cove Water Association | Friday Harbor, WA | 65 | 16 | - |
| Parkwood | Sun Valley, WA | 65 | 55 | - |
| Fir Grove Mobile Park | Coupeville, WA | 65 | 21 | - |
| Forest Ridge | Sequim, WA | 65 | 29 | - |