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 |
|---|---|---|---|---|
| Camp St Albans Girl Scout | Allyn, WA | 136 | 21 | - |
| Congdon Orchards Inc | Yakima, WA | 136 | 18 | - |
| Lamont Water System | Lamont, WA | 136 | 86 | - |
| Premium Quality Hay & Feed | Chehalis, WA | 136 | 1 | - |
| American Heritage Campgrounds | Olympia, WA | 135 | 6 | - |
| Eagle Valley Water System | Coupeville, WA | 135 | 22 | - |
| Friar Creek Water System | Monroe, WA | 135 | 12 | - |
| Lakeview Terrace MHP | Port Orchard, WA | 135 | 53 | - |
| Fern Prairie Market | Camas, WA | 135 | 9 | - |
| North Ridge Water Corp | Arlington, WA | 135 | 1 | - |
| Pasco Heights Domestic Water Assn | Kennewick, WA | 135 | 54 | - |
| Ranch House BBQ | Shelton, WA | 135 | 24 | - |
| South Hills Water Users Assn Inc | Yakima, WA | 135 | 139 | - |
| Clear Lake Cg South/Naches RD | Naches, WA | 135 | 7 | - |
| Middle Waddell Campground | Enumclaw, WA | 135 | 12 | - |
| Camp Thunderbird Boy Scouts | Olympia, WA | 134 | 20 | - |
| Klicker Water System 1 | Walla Walla, WA | 134 | 0 | - |
| Gold Beach Aviation | Elma, WA | 134 | 22 | - |
| Kathann Estates Water | Stanwood, WA | 134 | 53 | - |
| Lake Grove Water Association | Coupeville, WA | 134 | 44 | - |
| 59Er Diner | Leavenworth, WA | 134 | 22 | - |
| Marlin Hutterian | Marlin, WA | 134 | 502 | - |
| Whitman Mission National Historic | Walla Walla, WA | 134 | 1 | - |
| Shaky Grounds Espresso | Chattaroy, WA | 133 | 7 | - |
| Curlew Kai Homeowner Water System | Republic, WA | 133 | 26 | - |
| Turtlerock Homeowners Association | Wenatchee, WA | 133 | 21 | - |
| MacKaye Harbor Water District | Lopez Island, WA | 133 | 11 | - |
| Camp Hope | Battle Ground, WA | 133 | 1 | - |
| Otto Water System | Lakebay, WA | 133 | 11 | - |
| Zirkle - Four Feathers Ranch | Yakima, WA | 133 | 3 | - |
| Blue Sky Outfitters Water System | Seattle, WA | 132 | 0 | - |
| Skamania Landing Owners Assn | Port Orchard, WA | 132 | 40 | - |
| Fishtrap Lake Resort | Sprague, WA | 132 | 21 | - |
| Swift Creek Campground Water System | Enumclaw, WA | 132 | 17 | - |
| Maple Grove | Sequim, WA | 132 | 44 | - |
| Oyster Bar The | Mount Vernon, WA | 132 | 21 | - |
| Pleasant Tides Water Co Op | Port Angeles, WA | 131 | 25 | - |
| Country Squire Mobile Manor | Yakima, WA | 131 | 160 | - |
| Church of Jesus Christ Lds Key Ctr | Allyn, WA | 131 | 6 | - |
| Cascades Camp & Conference Center | Port Orchard, WA | 131 | 34 | - |
| Wyckoff Farms | Grandview, WA | 131 | 126 | - |
| Silver Springs Campground | Enumclaw, WA | 131 | 22 | - |
| Camp Wooten State Park | Dayton, WA | 131 | 11 | - |
| Anderson Hay & Grain Co | Yakima, WA | 130 | 13 | - |
| Bayshore | Union, WA | 130 | 31 | Clean |
| Vineyard the 696 | Lacey, WA | 130 | 16 | - |
| Central Pre Mix - Sullivan RD | Waverly, WA | 130 | 35 | - |
| Cowlitz Timber Trails | Napavine, WA | 130 | 20 | - |
| Everson Water Assoc | Everson, WA | 130 | 6 | - |
| Gala Pines Water. | Poulsbo, WA | 130 | 28 | - |