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 |
| Mimis on Route 49 | Berlin, WI | 25 | 16 | - |
| Camp Phillip Dining Hall | Wautoma, WI | 25 | 8 | - |
| Coloma Camperland | Coloma, WI | 25 | 11 | - |
| Roadrash Bar & Grill | Pine River, WI | 25 | 59 | - |
| Jorgies Tavern | Omro, WI | 25 | 5 | - |
| Borth Un Meth Ch | Poy Sippi, WI | 25 | 12 | - |
| Pearl Lake Campsite Site 205 | Redgranite, WI | 25 | 15 | - |
| Pearl Lake Camp Bar | Redgranite, WI | 25 | 7 | - |
| Pearl Lake Campsite Site 76 | Redgranite, WI | 25 | 19 | - |
| Unbearable Pub | Redgranite, WI | 25 | 5 | - |
| First Chance Last Chance Bar | Redgranite, WI | 25 | 14 | - |
| Emmaus Lutheran Church | Poy Sippi, WI | 25 | 28 | - |
| Poy Sippi Mini Mart Bp | Ripon, WI | 25 | 12 | - |
| New Hope Methodist Ch | Poy Sippi, WI | 25 | 21 | - |
| Madells Bar & Lanes LLP | Poy Sippi, WI | 25 | 5 | - |
| Camp Lakotah Lakeview | Wautoma, WI | 25 | 5 | - |
| Camp Lakotah Shower Bldg | Wautoma, WI | 25 | 14 | - |
| Gramma Millers Farm Market | Hancock, WI | 25 | 8 | - |
| Mt Morris Motel | Wautoma, WI | 25 | 0 | - |
| Waushara Co Pk Mt Morris Hills | Wautoma, WI | 25 | 0 | - |
| Grace Ev Lutheran Ch | Hancock, WI | 25 | 51 | - |
| Tomorrow Wood Cmpgd Front Laundry | Hancock, WI | 25 | 3 | - |
| Tomorrow Wood Cmpgd Back | Hancock, WI | 25 | 13 | - |
| Nordic Mountain Ski Area | Wautoma, WI | 25 | 13 | - |
| Mt Morris Holden Lutheran Ch | Wautoma, WI | 25 | 4 | - |
| Wild Rose Convenience Store | Wild Rose, WI | 25 | 10 | - |
| Wild Rose Vil of Pk Dopp Memorial | Wild Rose, WI | 25 | 0 | - |
| B P Mini Mart Lauritzen Enterprises | Wild Rose, WI | 25 | 2 | - |
| Firecrackers Bar & Grill | Fremont, WI | 25 | 40 | - |
| Lake Lucerne Hillcrest | Neshkoro, WI | 25 | 16 | - |
| Lake Lucerne Dellwood | Neshkoro, WI | 25 | 6 | - |
| Good Times Bar Lohrville | Redgranite, WI | 25 | 22 | - |
| White River Cmpgd | Neshkoro, WI | 25 | 15 | - |
| St Pauls Lutheran Ch | Wild Rose, WI | 25 | 14 | - |
| Grace Bible Ch | Wild Rose, WI | 25 | 0 | - |
| Saxeville Community Ch | Waupaca, WI | 25 | 4 | - |
| St Johns Lutheran Ch | Saxeville, WI | 25 | 30 | - |
| Becks Pub & Grill | Weyauwega, WI | 25 | 14 | - |
| Bloomfield Bar & Grill LLC | Weyauwega, WI | 25 | 9 | - |
| Wilson Lake Cmpgrd & Resort Bar | Wild Rose, WI | 25 | 16 | - |
| Wilson Lake Cmpgd & Resort | Wild Rose, WI | 25 | 18 | - |
| Rusty Nail LLC | Coloma, WI | 25 | 31 | - |
| Johannes Tavern | Coloma, WI | 25 | 5 | - |
| Crossways Pine Lake Camp Main | Waupaca, WI | 25 | 0 | - |
| Camp Luwisomo Cabins | Wild Rose, WI | 25 | 4 | - |
| Dollar General 20091 Poy Sippi | Goodlettsville, WI | 25 | 0 | - |
| Sawdust City Bar & Grill | Weyauwega, WI | 25 | 9 | - |
| West Holden Lutheran Ch | Wautoma, WI | 25 | 8 | - |
| St Johns Lutheran Sch | Fremont, WI | 25 | 7 | - |
| Oasis Cmpgd Highway Well | Stevens Point, WI | 25 | 12 | - |