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 |
|---|---|---|---|---|
| Samish River Park, Inc. | Burlington, WA | 227 | 7 | - |
| Skagit View Village Water System | Mount Vernon, WA | 227 | 22 | - |
| Ferry County Fairgrounds | Republic, WA | 227 | 0 | - |
| Sentinel Gap Water Assn | Mattawa, WA | 226 | 59 | - |
| Four Seasons Park | Sequim, WA | 225 | 27 | - |
| Cristalina | Tacoma, WA | 225 | 191 | - |
| Bronson Beach Club | Tenino, WA | 225 | 225 | - |
| Vashon Island Golf & Country Club | Port Orchard, WA | 225 | 43 | - |
| Kelso LDS Church | Napavine, WA | 225 | 14 | - |
| Lochaven Water | Arlington, WA | 225 | 116 | - |
| Loomis Water Users Assn Inc | Tonasket, WA | 225 | 17 | - |
| Jackson Lake South | Tacoma, WA | 225 | 31 | - |
| Seashore Villa | Port Orchard, WA | 225 | 41 | - |
| Grandy Creek Resort | Concrete, WA | 224 | 15 | - |
| Schluter Water Association | Arlington, WA | 224 | 17 | - |
| Sunset Beach | Port Orchard, WA | 224 | 262 | - |
| Ozette Lake | Port Angeles, WA | 224 | 3 | - |
| Glen Cove Water Inc. | Gig Harbor, WA | 223 | 2 | - |
| Columbia Crest Elementary School | Port Orchard, WA | 222 | 3 | - |
| Davis Terrace Water Assn | Woodland, WA | 222 | 16 | - |
| Driftwood Shores Water System Inc | Mount Vernon, WA | 222 | 336 | - |
| Hodgsons Riverside Service | Chattaroy, WA | 222 | 2 | - |
| Neilton Meadowland WD 8 A | Neilton, WA | 222 | 184 | - |
| Riverbend RV Park | Twisp, WA | 222 | 16 | - |
| Shelton Valley Child Development | Port Orchard, WA | 221 | 14 | - |
| Rustic Ridge | Othello, WA | 221 | 72 | - |
| Wollochet Harbor Club Inc | Gig Harbor, WA | 221 | 21 | - |
| Coldwater Science & Learning Center | Amboy, WA | 221 | 12 | - |
| South Bay Utility LLC | Shelton, WA | 220 | 9 | - |
| Grove Terrace MHP Two LLC | Moses Lake, WA | 220 | 119 | - |
| Speedway Grocery | University Pl, WA | 220 | 15 | - |
| Cougar Mountain | Port Orchard, WA | 220 | 39 | - |
| Hanson Harbor Homeowners Assn | Tonasket, WA | 220 | 1,142 | - |
| Delano Bay Christian Camp | Lakebay, WA | 220 | 17 | - |
| Meadowood Development | Elma, WA | 220 | 72 | - |
| Mountainview Elementary School | Yakima, WA | 220 | 59 | - |
| Panorama Place Water Assn | Yakima, WA | 220 | 80 | - |
| Strattonwood | Tacoma, WA | 220 | 23 | - |
| Rochester Mennonite Church | Napavine, WA | 220 | 0 | - |
| Wilgus Housing Water System | Grandview, WA | 220 | 51 | - |
| Roosevelt Water System | Goldendale, WA | 219 | 130 | - |
| Saddle Mountain Water Assoc. | Moses Lake, WA | 219 | 40 | - |
| Nason Creek Cg/Lake Wenatchee RD | Leavenworth, WA | 219 | 15 | - |
| Green Bluff Water Assn | Colbert, WA | 218 | 4 | - |
| Smwe - Columbia Crest Winery | Yakima, WA | 218 | 153 | - |
| Laffertys Southshore Water System | Chelan, WA | 218 | 29 | - |
| Four Corner Grocery & Deli | Poulsbo, WA | 218 | 27 | - |
| Nisqually Park | Tacoma, WA | 218 | 16 | - |
| Wsu Iarec - Prosser | Prosser, WA | 218 | 6 | - |
| Afc Ranch 1 | Tonasket, WA | 217 | 25 | - |