Public Water Systems
4,557 active water systems in WA.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| CALVARY BAPTIST CHURCH | Ellensburg, WA | 243 | 4 | — |
| SHIRONA WATER SYSTEM | Coupeville, WA | 243 | 41 | — |
| YMCA CAMP REED | Deer Park, WA | 242 | 44 | — |
| KING COUNTY WATER DISTRICT #123 | Port Orchard, WA | 242 | 87 | — |
| KITTITAS CO WD #2 | Ronald, WA | 242 | 31 | — |
| VALLEYHI COMMUNITY CLUB | Cashmere, WA | 242 | 30 | — |
| Plymouth Day Use | Rufus, WA | 242 | 3 | — |
| CAMP COLMAN | Port Orchard, WA | 241 | 5 | — |
| COLUMBUS PARK | Port Orchard, WA | 241 | 84 | — |
| VISTAS INC | SEQUIM, WA | 241 | 336 | — |
| UTSALADY HEIGHTS OWNERS ASSN | Mount Vernon, WA | 240 | 10 | — |
| RIDGEVIEW ESTATES WATER ASSOCIATION | Moses Lake, WA | 240 | 9 | — |
| DIXIE WATER ASSOCIATION | Walla Walla, WA | 240 | 45 | — |
| GREENWOOD MOBILE HOME PARK | WESTPORT, WA | 240 | 482 | — |
| HIDE-AWAY WATER COMPANY INC | Coupeville, WA | 240 | 19 | — |
| RATHBONE PARK WATER ASSOC | Ferndale, WA | 240 | 381 | — |
| SUMMERSET WEST WATER ASSOCIATION | Othello, WA | 240 | 38 | — |
| TIMBERLINE MOBILE HOME PARK | Port Orchard, WA | 240 | 122 | — |
| Thousand Trails-La Conner | La Conner, WA | 239 | 6 | — |
| CAL WATERWORKS | Freeland, WA | 239 | 324 | — |
| OLALLA | Tacoma, WA | 239 | 12 | — |
| LEWIS & CLARK TRAIL STATE PARK | Dayton, WA | 239 | 8 | — |
| MAJESTIC MOBILE MANOR | Port Orchard, WA | 238 | 26 | — |
| SKAGIT CO PUD - MARBLEMOUNT | Mount Vernon, WA | 238 | 16 | — |
| Ocean City | Montesano, WA | 237 | 1,193 | — |
| RIVER RUE WATER SYSTEM | Wilbur, WA | 237 | 31 | — |
| HEMMI ROAD WATER ASSOCIATION | Everson, WA | 236 | 26 | — |
| KOPACHUCK | Tacoma, WA | 236 | 19 | — |
| ENERGY DEPT OF/100K | Richland, WA, WA | 235 | 16 | — |
| Holiday Hideaway Water Co | Mount Vernon, WA | 235 | 37 | — |
| FRAGARIA LANDING | Port Orchard, WA | 235 | 9 | — |
| STRAWBERRY HILL | Poulsbo, WA | 235 | 19 | — |
| Lake Easton State Park East | Ellensburg, WA | 234 | 9 | — |
| MURDOCK WATER | Dallesport, WA | 233 | 117 | — |
| COLUMBIA RIVERFRONT RV PARK | Woodland, WA | 233 | 5 | — |
| CAMP ORKILA | Eastsound, WA | 233 | 8 | — |
| ISLAND LAKE MANOR | Shelton, WA | 233 | 32 | — |
| MAURY MUTUAL WATER CO | Vashon, WA | 233 | 12 | — |
| PORT MADISON WATER COMPANY | Port Orchard, WA | 233 | 45 | — |
| ENGLISH CAMP | Friday Harbor, WA | 233 | 4 | — |
| NELSON RIDGE | Tacoma, WA | 232 | 17 | — |
| EAST OLYMPIA 684 | Lacey, WA | 230 | 23 | — |
| CARRIAGE CLUB ESTATES | Port Orchard, WA | 230 | 72 | — |
| MERIDIAN TERRACE MOBILE HOME PARK | Graham, WA | 229 | 13 | — |
| BELFERN WATER ASSOCIATION | Ferndale, WA | 228 | 60 | — |
| BRAYS LANDING WATER USERS | Wenatchee, WA | 228 | 28 | — |
| CAMELOT AND WESTERN SKIES | Tacoma, WA | 228 | 10 | — |
| HOLDEN VILLAGE | Chelan, WA | 228 | 31 | — |
| MOUNTAIN VIEW BUSINESS PARK | Everson, WA | 228 | 36 | — |
| BAYVIEW ESTATES WATER COMPANY | Oak Harbor, WA | 227 | 40 | — |