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 |
|---|---|---|---|---|
| SWIFT CREEK ESTATES A WA N P | Ridgefield, WA | 11 | 18 | — |
| SKAGIT RIVER COLONY | Freeland, WA | 11 | 2 | — |
| WILDERNESS VILLAGE TRAILER PARK | Rockport, WA | 11 | 11 | — |
| Waketickeh Creek Camp | Bremerton, WA | 11 | 2 | — |
| Carr Group | Port Orchard, WA | 11 | 1 | — |
| Park Addition Water Association | Tonasket, WA | 11 | 0 | — |
| STRELLS WEST BEACH TRACTS | Anacortes, WA | 10 | 20 | — |
| COWLITZ VALLEY WILDLIFE LEAGUE | SILVER LAKE, WA | 10 | 33 | — |
| Upper Columbia RV Park & Campground | NORTHPORT, WA | 10 | 12 | — |
| Alpine Lakes Lodge | Seattle, WA | 10 | 10 | — |
| CONCONULLY LAKE RESORT | Ephrata, WA | 10 | 19 | — |
| FILUCY BAY WATER COMPANY | Puyallup, WA | 10 | 2 | — |
| LAKE THOMAS ESTATE WATER SVCS INC | Colville, WA | 10 | 35 | — |
| Skagit River RV & Camping | McKinney, WA | 10 | 12 | — |
| MIKES BEACH | Lilliwaup, WA | 10 | 9 | — |
| FAIR HARBOR MARINA | Grapeview, WA | 10 | 5 | — |
| Ridgeview Estates at Lake Roosevelt | Seven Bays, WA | 10 | 1 | — |
| Rustic Ridge | Port Orchard, WA | 10 | 1 | — |
| SUNNY SPRINGS RESORT & CAMPGROUND | Moses Lake, WA | 9 | 29 | — |
| BAKERS POND WATER USERS CORP | Pomeroy, WA | 9 | 18 | — |
| MARKHOLT | MOSSYROCK, WA | 9 | 7 | — |
| BLUESLIDE RESORT | Elk, WA | 9 | 52 | — |
| SHADY FIRS RV PARK | NAPAVINE, WA | 9 | 0 | — |
| SEQUIM BAY POINT | Port Orchard, WA | 9 | 34 | — |
| COPELAND SUB DIVISION | Cusick, WA | 9 | 0 | — |
| MORAN BEACH IMPROVEMENT CLUB | Oak Harbor, WA | 9 | 6 | — |
| SKI TUR VALLEY | cle elum, WA | 9 | 23 | — |
| SPRAGUE LAKE RESORT | SPRAGUE, WA | 9 | 7 | — |
| YACHT HAVEN WATER COOPERATIVE | Friday Harbor, WA | 9 | 2 | — |
| DISCOVERY TRAIL FARM | Port Orchard, WA | 9 | 0 | — |
| Silver Creek Well | Issaquah, WA | 9 | 0 | — |
| TOLEDO GIRLS SOFTBALL | TOLEDO, WA | 8 | 11 | — |
| DEEP LAKE RESORT | Olympia, WA | 8 | 2 | — |
| LAKEVIEW SUBDIVISION | Wilbur, WA | 8 | 68 | — |
| ROARING CREEK | Easton, WA | 8 | 11 | — |
| Cabin Creek | North Bend, WA | 8 | 1 | — |
| CAMP GRANDE | Camano Island, WA | 7 | 33 | — |
| AZWELL ORCHARDS | Tonasket, WA | 7 | 15 | — |
| SEQUIM ELKS 2642 | SEQUIM, WA | 7 | 18 | — |
| Pacific Dunes Resort | Chehalis, WA | 7 | 36 | — |
| SANDY BEACH COLONY | Tacoma, WA | 7 | 5 | — |
| STETSONS COVE INC | Shelton, WA | 7 | 3 | — |
| TUCANNON RIVER RETREAT | Dayton, WA | 7 | 0 | — |
| BLUE MOUNTAIN HOMESITES | Anatone, WA | 6 | 5 | — |
| Eagles Nest RV Water System | Port Orchard, WA | 6 | 0 | — |
| PLEASANT HARBOR RV RESORT | BRINNON, WA | 6 | 14 | — |
| Shangri-La Ranch Park | Dayton, WA | 6 | 20 | — |
| FIFE BSA CAMP | Yakima, WA | 5 | 27 | — |
| Ponderosa Trails | Goldendale, WA | 5 | 21 | — |
| THOUSAND TRAILS - QUILCENE | GIG HARBOR, WA | 4 | 6 | — |