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 | — |