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 |
| Trinity Ev Lutheran Church | Wausau, WI | 25 | 2 | - |
| Camp Blessing Cabins | Wausau, WI | 25 | 2 | - |
| Chicos Supper Club | Wausau, WI | 25 | 7 | - |
| Wildlife Bar & Campground | Birnamwood, WI | 25 | 2 | - |
| Phils Round 2 Bar & Grill | Aniwa, WI | 25 | 7 | - |
| Loading Zone | Wausau, WI | 25 | 30 | - |
| Burks Bar | Wausau, WI | 25 | 9 | - |
| Nine Mile Ski Area | Wausau, WI | 25 | 12 | - |
| Scouting America Camp Phillips Scout Camp | Weston, WI | 25 | 2 | - |
| Meyers Landing | Mosinee, WI | 25 | 0 | - |
| Mill Yard The | Wausau, WI | 25 | 0 | - |
| Wildlife Cmpgd 2 | Birnamwood, WI | 25 | 29 | - |
| Sitkos Bar | Mosinee, WI | 25 | 13 | - |
| Pams Sunshine Inn | Athens, WI | 25 | 5 | - |
| Sunset Country Store | Wausau, WI | 25 | 0 | - |
| Elderon Food Store | Elderon, WI | 25 | 3 | - |
| Shauns Mirage | Irma, WI | 25 | 9 | - |
| Grace Lutheran Church Wels | Ringle, WI | 25 | 10 | - |
| Hogarty Community Church | Aniwa, WI | 25 | 19 | - |
| St Francis Xavier Catholic Church | Mosinee, WI | 25 | 0 | - |
| Zion Ev Lutheran Church | Aniwa, WI | 25 | 22 | - |
| Grace Lutheran Church | Mosinee, WI | 25 | 5 | - |
| St Johns Lutheran | Mosinee, WI | 25 | 0 | - |
| Dubay Pitstop | Hancock, WI | 25 | 0 | - |
| Edgar Travel Center /the Korner Kitchen | Marathon, WI | 25 | 0 | - |
| Camp Sturtevant 2 | Wausau, WI | 25 | 8 | - |
| Village of Maine Park | Wausau, WI | 25 | 10 | - |
| Lake Dubay Lions Club Park | Mosinee, WI | 25 | 10 | - |
| Ringle Municipal Center | Ringle, WI | 25 | 23 | - |
| Good News Baptist Church | Mosinee, WI | 25 | 0 | - |
| Spring Lake Cmpgd 2 | Stratford, WI | 25 | 5 | - |
| Village of Maine Town Hall | Wausau, WI | 25 | 0 | - |
| Wausau School Forest 4 | Wausau, WI | 25 | 5 | - |
| Beaver Creek Country Store | Athens, WI | 25 | 0 | - |
| Johanna Mays Fine Teas | Weston, WI | 25 | 0 | - |
| WI DNR Stanton W Mead Info & Ed Ctr | Madison, WI | 25 | 8 | - |
| WI DNR Stanton W Mead Dog Trial Area | Madison, WI | 25 | 26 | - |
| Marathon Feed Inc | Marathon, WI | 25 | 5 | - |
| River Street Tap | Rhinelander, WI | 25 | 0 | - |
| Cedrick a Vig Outdoor Classroom | Rhinelander, WI | 25 | 0 | - |
| Dieters Campground | Tomahawk, WI | 25 | 0 | - |
| Bucktail Gentlemens Club | Eagle River, WI | 25 | 1 | - |
| Moen Lake Campground and Resort | Rhinelander, WI | 25 | 19 | - |
| Twin Pines Bar and Grill | Rhinelander, WI | 25 | 14 | - |
| Jacobis 1922 | Hazelhurst, WI | 25 | 31 | - |
| Boomba Bar | Tomahawk, WI | 25 | 0 | - |
| Bs Landing Bar | Tomahawk, WI | 25 | 16 | - |
| Fort Wilderness Leadership Lab | McNaughton, WI | 25 | 20 | - |
| Pine Harbor Beach Bar and Grill | Neenah, WI | 25 | 45 | - |
| Three Gs Resort | Rhinelander, WI | 25 | 7 | - |