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 |
|---|---|---|---|---|
| Kwik Trip #139 | Cascade, WI | 31 | 0 | - |
| Norswiss Farms Inc | Rice Lake, WI | 31 | 30 | - |
| Buffalo City Municipal Bldg | Buffalo City, WI | 31 | 10 | - |
| Barn Again Lodge LLC | Durand, WI | 31 | 3 | - |
| Happy Beeerz | Spencer, WI | 31 | 2 | - |
| Prairie View Senior Living | Hager City, WI | 31 | 38 | - |
| Riverdale Cmpgd | Somerset, WI | 31 | 12 | - |
| Summit Ridge II LLC | Wonewoc, WI | 31 | 0 | - |
| Arbutus Lutheran Church | Pearson, WI | 31 | 21 | - |
| Lake 26 Park | Siren, WI | 31 | 9 | - |
| Birch Point Condo Association | Milltown, WI | 31 | 30 | - |
| Portage Seventh Day Adventist Church | Portage, WI | 30 | 44 | - |
| Dells Estates | Plain, WI | 30 | 11 | - |
| Connies Home Plate | Middleton, WI | 30 | 0 | - |
| Dots Tavern | Belleville, WI | 30 | 4 | - |
| Cross Plains TN Hall | Cross Plains, WI | 30 | 0 | - |
| Lions Club Sun Prairie - Summer Camp | Sun Prairie, WI | 30 | 12 | - |
| Pharo Marine | Waunakee, WI | 30 | 34 | - |
| Blackhawk Ski Club | Middleton, WI | 30 | 0 | - |
| Breezy Point MHP 1 | Pardeeville, WI | 30 | 18 | - |
| Trinity Community Center | Hartford, WI | 30 | 12 | - |
| St Johns Catholic Chrch Weiss Hall & Annex | Rubicon, WI | 30 | 0 | - |
| Elba Veterans Memorial Park | Columbus, WI | 30 | 0 | - |
| Beaver Dam Edgewater Park, City Of | Beaver Dam, WI | 30 | 8 | - |
| Spuncast Inc - Well 2 | Watertown, WI | 30 | 262 | - |
| River Vista Estates LLC | Potosi, WI | 30 | 112 | - |
| Midway Pub | Potosi, WI | 30 | 25 | - |
| Monroe Municipal Airport | Monroe, WI | 30 | 0 | - |
| Hawks Mill Winery | Browntown, WI | 30 | 4 | - |
| Birch Lake Community Park | Barneveld, WI | 30 | 0 | - |
| Rock River Mobile Home Park | Fort Atkinson, WI | 30 | 64 | - |
| Rancho los Girasoles | Monona, WI | 30 | 6 | - |
| K & S Manufacturing Bldg 2 & 3 | Ixonia, WI | 30 | 0 | - |
| Create-A-Pack Foods Maple | Ixonia, WI | 30 | 0 | - |
| WI DNR Yellowstone Below Dam | Blanchardville, WI | 30 | 37 | - |
| Pier Rockbridge County Park | Richland Center, WI | 30 | 8 | - |
| Cecelias Golf Course Clubhouse | Janesville, WI | 30 | 21 | - |
| Christmas Mt Cottages | Wisconsin Dells, WI | 30 | 0 | - |
| Dutch Hollow Lake Clubhouse | La Valle, WI | 30 | 0 | - |
| Ski-HI Fruit Farm Inc | Baraboo, WI | 30 | 0 | - |
| Spring Green Motel & Restaurant | Spring Green, WI | 30 | 0 | - |
| Rock Springs Artesian Well #1 | Rock Springs, WI | 30 | 0 | - |
| Rock Springs Artesian Well #2 | Rock Springs, WI | 30 | 0 | - |
| Lake View Apts | Kenosha, WI | 30 | 81 | - |
| 337-9 Holy Hill Apartments LLC | Libertyville, WI | 30 | 1,498 | - |
| Benders Bar & Grill | Salem, WI | 30 | 1 | - |
| Whispering Pines Apts | Hawthorn Woods, WI | 30 | 155 | - |
| Elizabeth Manor Apts | Genoa City, WI | 30 | 132 | - |
| Pizza Time in the Old Firehouse | Trevor, WI | 30 | 2 | - |
| St Iakovos Retreat Center Main Lodge | Kansasville, WI | 30 | 0 | - |