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 |
|---|---|---|---|---|
| Mason County Public Works | Shelton, WA | 80 | 5 | - |
| Mount Adams Orchards - Alderdale | White Salmon, WA | 80 | 0 | - |
| AVIATOR RIDGE South | Wenatchee, WA | 80 | 0 | - |
| RJK Orchards H2A Housing | Quincy, WA | 80 | 0 | - |
| Willow Drive Nursery - RS Storage | Moses Lake, WA | 80 | 0 | - |
| Asahel Curtis Picnic Ground West | Enumclaw, WA | 80 | 17 | - |
| Asahel Curtis Picnic Ground East | Enumclaw, WA | 80 | 9 | - |
| Shyne School Water System | Port Orchard, WA | 79 | 31 | - |
| Camano Shores Community | Stanwood, WA | 79 | 21 | - |
| Camp WA RI Ki | Washougal, WA | 79 | 33 | - |
| Martens Add Mutual Water Assoc | Spanaway, WA | 79 | 26 | - |
| Fort Knox Mobile Home Park | Coupeville, WA | 79 | 10 | - |
| Ocean Park Retreat Ctr and U M Cmp | Ocean Park, WA | 79 | 20 | - |
| Patterson Lake Water | Napavine, WA | 79 | 25 | - |
| SECT 11 DIV 1 Ridgeview Water Assn | Moses Lake, WA | 79 | 180 | - |
| Burnt Ridge Mx Park | Winlock, WA | 78 | 9 | - |
| G&g Orchard | Yakima, WA | 78 | 38 | - |
| North Mason Bible Church | Allyn, WA | 78 | 4 | - |
| Bacchus | Quilcene, WA | 78 | 11 | - |
| South Whidbey P&r Sports Complex | Coupeville, WA | 78 | 12 | - |
| Chealco Water Supply | Arlington, WA | 78 | 135 | - |
| Clearwater Domestic Water Assn | Othello, WA | 78 | 89 | - |
| Edgewater Beach Water Co | Shelton, WA | 78 | 58 | - |
| Crystal Mountain Sewer District | Raymond, WA | 78 | 93 | - |
| Kahler Community Utilities | Wentachee, WA | 78 | 20 | - |
| Three Fingers | Port Orchard, WA | 78 | 202 | - |
| Rhododendron Heights Water Co | Bremerton, WA | 78 | 250 | - |
| Scenic Heights W a Inc | Oak Harbor, WA | 78 | 30 | - |
| Twin Pines Restaurant & T P | Snoqualmie Pass, WA | 78 | 26 | - |
| Western Airpark | Shelton, WA | 78 | 282 | - |
| Geoduck Restaurant | Brinnon, WA | 77 | 27 | - |
| Columbia Rim Water System | Yakima, WA | 77 | 36 | - |
| Four Corners | Tacoma, WA | 77 | 2 | - |
| Crestview Tracts #3 | Auburn, WA | 77 | 33 | - |
| Kiona West Heights Water Assoc. | Cle Elum, WA | 77 | 31 | - |
| Holiday Shores Water System | Newport, WA | 77 | 1 | - |
| River Ridge Estates | Pasco, WA | 77 | 9 | - |
| Smith Road Water Association | Bellingham, WA | 77 | 174 | - |
| Vel View Water Dist 13 | Marshall, WA | 77 | 17 | - |
| Wauna Lake | Stevenson, WA | 77 | 27 | - |
| Winthrop KOA | Billings, WA | 77 | 12 | - |
| Dons Fruit Stand | Tonasket, WA | 77 | 0 | - |
| Riverside H2A Housing | Yakima, WA | 77 | 4 | - |
| Peoples Creek Water System | Monroe, WA | 76 | 87 | - |
| Eatonville Kingdom Hall | Roy, WA | 76 | 7 | - |
| Heart O the Hills | Sequim, WA | 76 | 170 | - |
| Bybee Clyde W. | Yakima, WA | 76 | 766 | - |
| Discovery Homes #1 | Shelton, WA | 76 | 13 | - |
| Pierce County Fire District 5 | Gig Harbor, WA | 76 | 0 | - |
| Rocky Point Campground | Eatonville, WA | 76 | 3 | - |