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 |
| Sunset Condominiums - Condo 14 | Arkdale, WI | 75 | 0 | - |
| Sunset Condominiums - Condo 16 | Arkdale, WI | 75 | 0 | - |
| Sunset Condominiums - Condo 17 | Arkdale, WI | 75 | 0 | - |
| Sunset Condominiums - Condo 18 | Arkdale, WI | 75 | 0 | - |
| Sunset Condominiums - Condo 19 | Arkdale, WI | 75 | 0 | - |
| Sunset Condominiums - Condo 20 | Arkdale, WI | 75 | 0 | - |
| Sunset Condominiums - Condo 21 | Arkdale, WI | 75 | 5 | - |
| Sunset Condominiums - Condo 22 | Arkdale, WI | 75 | 0 | - |
| Sunset Condominiums - Condo 23 | Arkdale, WI | 75 | 0 | - |
| Sunset Condominiums - Condo 24 | Arkdale, WI | 75 | 0 | - |
| Sunset Condominiums - Condo 29 | Arkdale, WI | 75 | 0 | - |
| Sunset Condominiums - Condo 30 | Arkdale, WI | 75 | 0 | - |
| Sunset Condominiums - Condo 31 | Arkdale, WI | 75 | 0 | - |
| New Chester Dairy | Kaukauna, WI | 75 | 16 | - |
| Dells Club Condo Assoc 1 | Wisconsin Dells, WI | 75 | 4 | - |
| Dells Club Condo Assoc 2 | Wisconsin Dells, WI | 75 | 1 | - |
| Dells Club Condo Assoc 3 | Wisconsin Dells, WI | 75 | 160 | - |
| Chula Vista Resort 5 North Tower | Wisconsin Dells, WI | 75 | 13 | - |
| Pineland Camping Park 4 Pumphouse Bp | Arkdale, WI | 75 | 38 | - |
| Wilderness Inn | Necedah, WI | 75 | 16 | - |
| River Bay Marina 1 | Wisconsin Dells, WI | 75 | 20 | - |
| River Bay Marina 2 Pool Area | Wisconsin Dells, WI | 75 | 20 | - |
| WI DNR Dells of the WI River - Overlook | Madison, WI | 75 | 5 | - |
| Campers Haven | Wausau, WI | 75 | 4 | - |
| Immanuel Lutheran Church | Merrill, WI | 75 | 53 | - |
| Corral on 52 | Wausau, WI | 75 | 2 | - |
| Homestead on 52 | Wausau, WI | 75 | 22 | - |
| Perlias Place | Unity, WI | 75 | 2 | - |
| Big Eau Pleine Co Park 8 | Wausau, WI | 75 | 2 | - |
| Big Eau Pleine Co Park 5 | Wausau, WI | 75 | 19 | - |
| Big Eau Pleine Co Park 3 | Wausau, WI | 75 | 47 | - |
| Big Eau Pleine Co Park 2 | Wausau, WI | 75 | 2 | - |
| Big Eau Pleine Co Park 1 Ranger Station | Wausau, WI | 75 | 2 | - |
| Cassel Bar & Grill | Edgar, WI | 75 | 27 | - |
| Eau Claire Dells 2 Beach | Wausau, WI | 75 | 12 | - |
| Cheeks Bar & Grill | Wausau, WI | 75 | 7 | - |
| Wausau School Forest 2 | Wausau, WI | 75 | 26 | - |
| Wausau School Forest 5 | Wausau, WI | 75 | 2 | - |
| Pinewood Supper Club | Mosinee, WI | 75 | 5 | - |
| Eau Claire Dells 3 Cmpgd | Wausau, WI | 75 | 2 | - |
| Club C | Spencer, WI | 75 | 21 | - |
| WI DNR Carroll Lk Cmpgd 13- Boat Landing | Boulder Junction, WI | 75 | 0 | - |
| Honey Rock Camp Voyageur Center | Three Lakes, WI | 75 | 6 | - |
| Watters Edge Campground | Wauwatosa, WI | 75 | 18 | - |
| Minocqua Country Club Pro Shop | Minocqua, WI | 75 | 15 | - |
| U S F S Laurel Lk North E17 Boat Landing | Eagle River, WI | 75 | 36 | - |
| Indian Shores Inner City | Coconut Grove, WI | 75 | 5 | - |
| Indian Shores Camp Strongheart | Coconut Grove, WI | 75 | 13 | - |
| Minocqua Country Club Bathroom House | Minocqua, WI | 75 | 8 | - |
| Pirate Falls Mini Golf | Rhinelander, WI | 75 | 15 | - |