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 |
|---|---|---|---|---|
| Shaws Cove | Tacoma, WA | 217 | 9 | - |
| Cougar Ridge | Shelton, WA | 216 | 9 | - |
| Oak Meadows Mobile Home Park | Vancouver, WA | 216 | 142 | - |
| Stevens Co PUD - Halfmoon Ranchos | Loon Lake, WA | 216 | 43 | - |
| Indian Ridge Water Association | Maple Valley, WA | 216 | 41 | - |
| Edwin Markham | Pasco, WA | 216 | 63 | - |
| Malden Water Dept | Rosalia, WA | 215 | 59 | - |
| Riverhill Homeowners Assn | Belfair, WA | 215 | 102 | - |
| Samish Park | Bellingham, WA | 214 | 12 | - |
| Colony Mountain | Lynden, WA | 213 | 17 | - |
| Juniper Beach Water District | Coupeville, WA | 213 | 49 | - |
| Brownie Korner | Royal City, WA | 213 | 110 | - |
| Rose Valley Friends Church | Woodland, WA | 212 | 1,004 | - |
| Apple Acres Village | Yakima, WA | 212 | 61 | - |
| Four Lakes | Lake Forest Park, WA | 212 | 43 | - |
| South Auburn Water Association | Black Diamond, WA | 212 | 189 | - |
| Salmon la Sac Cg/Cle Elum RD | Cle Elum, WA | 212 | 13 | - |
| Rose Valley School | Kelso, WA | 211 | 22 | - |
| Baby Island Heights Water Assoc | Freeland, WA | 211 | 20 | - |
| Candlewood Mobile Manor | Port Orchard, WA | 211 | 462 | - |
| Second Chance Thrift Shop | Camano Island, WA | 211 | 0 | - |
| Trails End Water District | Shelton, WA | 211 | 353 | - |
| Tel Company#1 | Freeland, WA | 210 | 1,091 | - |
| Bruce Water System | Othello, WA | 210 | 98 | - |
| Cumberland Coop Water System | Port Orchard, WA | 210 | 68 | - |
| Dana Passage | Port Orchard, WA | 210 | 32 | - |
| Steptoe Water/Sewer District | Colfax, WA | 210 | 292 | - |
| Springwood Ranch Party Barn | Thorp, WA | 210 | 5 | - |
| Peking House | Napavine, WA | 210 | 15 | - |
| Priddy Vista | Poulsbo, WA | 210 | 43 | - |
| Roseland Community Club Association | Arlington, WA | 210 | 53 | - |
| Weatherswood Vista Water District | Gig Harbor, WA | 210 | 8 | - |
| Mora Ranger Station | Port Angeles, WA | 210 | 3 | - |
| Woodland Mhc LLC | Port Orchard, WA | 209 | 12 | - |
| Point Fosdick | Gig Harbor, WA | 209 | 10 | - |
| Sierra Vista Water Association | Camano Island, WA | 209 | 23 | - |
| Blue Fox Drive IN | Oak Harbor, WA | 208 | 19 | - |
| Othello Country Club Water Assn | Othello, WA | 208 | 42 | - |
| Bookwalter Winery | Richland, WA | 207 | 17 | - |
| Grandy Creek Grocery Water System | Arlington, WA | 207 | 17 | - |
| Chuckanut Manor Restaurant | Mount Vernon, WA | 207 | 10 | - |
| Duerr Steamboat Annies | Olympia, WA | 207 | 18 | - |
| Melody Pines MHP LLC | Port Orchard, WA | 207 | 71 | - |
| Mount Spokane Ski #1 | Mead, WA | 207 | 2 | - |
| Mullen Hill Terrace MHP | Spokane, WA | 207 | 196 | - |
| Pine Lake Mobile Home Est 1 3 | Tacoma, WA | 207 | 17 | - |
| St Francis Xavier Mission | Toledo, WA | 206 | 0 | - |
| Mount Index Cafe | Gold Bar, WA | 206 | 4 | - |
| West Sound Water Association | Eastsound, WA | 206 | 65 | - |
| Green Diamond Park | Port Orchard, WA | 206 | 8 | - |