Public Water Systems
10,988 active public water systems in WI, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
| Eagle Point Township - Ball Park | Chippewa Falls, WI | 75 | 0 | - |
| Eagle Point Township - Hand Pump | Chippewa Falls, WI | 75 | 0 | - |
| Hawks Resort | New Auburn, WI | 75 | 7 | - |
| WI DOT Wayside 8 Lake Holcombe | Madison, WI | 75 | 4 | - |
| River Inn Bottoms Up | Chippewa Falls, WI | 75 | 8 | - |
| Oneil Creek Cmpgd-North | Eau Claire, WI | 75 | 3 | - |
| R & R Bar & Campground | Bloomer, WI | 75 | 8 | - |
| Crosbys on the Chippewa | Jim Falls, WI | 75 | 6 | - |
| Lindas T & C | Chippewa Falls, WI | 75 | 22 | - |
| Liberty Christian School | Chippewa Falls, WI | 75 | 10 | - |
| Country Camping | Chippewa Falls, WI | 75 | 0 | - |
| Schuebels Frog Hop | Boyd, WI | 75 | 0 | - |
| Eagle Point Township - Town Hall | Chippewa Falls, WI | 75 | 0 | - |
| Pine Island Estates | Charles Town, WI | 75 | 236 | - |
| Sugar Cr Bible Cp Shower Hse | Ferryville, WI | 75 | 18 | - |
| Sugar Cr Bible Cp Retreat Center | Ferryville, WI | 75 | 5 | - |
| Swing Inn | Ferryville, WI | 75 | 30 | - |
| Welcome Matt The | Eau Claire, WI | 75 | 5 | - |
| Brown Hut Tavern | Chippewa Falls, WI | 75 | 0 | - |
| Harvest Moon Pub & Eatery | Augusta, WI | 75 | 5 | - |
| Jackson Co Lake Arbutus East - Hundreds Loop Well | Black River Falls, WI | 75 | 0 | - |
| Jackson Co Lake Arbutus East - Back 40 ATV Well 2 | Black River Falls, WI | 75 | 5 | - |
| Ocean Spray Cranberry Inc | Tomah, WI | 75 | 26 | - |
| Almost Home Bar & Grill | Camp Douglas, WI | 75 | 31 | - |
| St Matthews Lutheran Church | Warrens, WI | 75 | 0 | - |
| Monkeys Roost | Melrose, WI | 75 | 32 | - |
| Club Oasis | Sparta, WI | 75 | 3 | - |
| Vino in the Valley | Maiden Rock, WI | 75 | 0 | - |
| Sunset Cove on Bone Lake Old | Edina, WI | 75 | 0 | - |
| Luck Golf Course | Luck, WI | 75 | 6 | - |
| Pipe Lake Christ Lutheran Church | Comstock, WI | 75 | 15 | - |
| Bunnycup Winery | Milltown, WI | 75 | 0 | - |
| Country View Holdings LLC | Champlin, WI | 75 | 133 | - |
| Deer Park Village Park | Deer Park, WI | 75 | 2 | - |
| Meisters Cedar Lake | New Richmond, WI | 75 | 15 | - |
| Calvary Assembly of God | Wilson, WI | 75 | 0 | - |
| WI DNR Willow River Cmpgd - 100 | Madison, WI | 75 | 0 | - |
| Rustic Whitetail, The | Independence, WI | 75 | 7 | - |
| Source Energy Services | Blair, WI | 75 | 0 | - |
| Living Waters Bible Cp Dining Hall | Westby, WI | 75 | 0 | - |
| Middle Coon Valley Lutheran Church | Chaseburg, WI | 75 | 15 | - |
| Mississippi Sports & Recreation | DE Soto, WI | 75 | 253 | - |
| Black Hawk Park-1961 Well | St Paul, WI | 75 | 9 | - |
| Camp Deep Lake LLC | Linconwood, WI | 75 | 5 | - |
| Pineland Camping Park 3 Site 125 | Arkdale, WI | 75 | 38 | - |
| Pineland Camping Park 1 Pool | Arkdale, WI | 75 | 38 | - |
| Sunset Condominiums - Condo 9 | Arkdale, WI | 75 | 0 | - |
| Sunset Condominiums - Condo 10 | Arkdale, WI | 75 | 0 | - |
| Sunset Condominiums - Condo 11 | Arkdale, WI | 75 | 0 | - |
| Sunset Condominiums - Condo 12 | Arkdale, WI | 75 | 0 | - |