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 |
|---|---|---|---|---|
| Hwy 151 Amoco | Fond du lac, WI | 108 | 18 | - |
| Obrien Steel | Wausau, WI | 108 | 154 | - |
| Club 60 | Columbus, WI | 107 | 0 | - |
| Rockdale Bar & Grill | Cambridge, WI | 107 | 12 | - |
| Prime Minister Family Restaurant | Thiensville, WI | 107 | 25 | - |
| Upi Manufacturing | Eagle, WI | 107 | 72 | - |
| WI DNR Pen Welckers Pt | Madison, WI | 107 | 15 | - |
| Rosendale United Church of Christ | Rosendale, WI | 107 | 25 | - |
| 2Fers Game Time Retreat | Edeb, WI | 107 | 5 | - |
| Roadside Well | Plymouth, WI | 107 | 15 | - |
| Ridgeway Bp | Mesasha, WI | 107 | 33 | - |
| Wooden Nickel | Ferryville, WI | 107 | 12 | - |
| Clark Cupery Property | Portage, WI | 106 | 13 | - |
| Gulers Corners | Cuba City, WI | 106 | 14 | - |
| I Dont Care Pub & Grub | Cassville, WI | 106 | 32 | - |
| Quail Run Golf Links | Richland Center, WI | 106 | 7 | - |
| Yettis Bar & Grill | Edgerton, WI | 106 | 0 | - |
| Tuck a Way Campground | North Freedom, WI | 106 | 1 | - |
| Fox Hill RV Park 1 | Baraboo, WI | 106 | 9 | - |
| Fox Hill RV Park 2 | Baraboo, WI | 106 | 4 | - |
| Fox Hill RV Park 3 | Baraboo, WI | 106 | 4 | - |
| Snug Lake Harbor | Delavan, WI | 106 | 13 | - |
| Joe Mamas | Colgate, WI | 106 | 45 | - |
| Lazy Days Cmpgnd Area a & Upper D | West Bend, WI | 106 | 16 | - |
| Catherines Place on the Pond | Richfield, WI | 106 | 0 | - |
| Heaven City | Mukwonago, WI | 106 | 150 | - |
| Mukwonago Co Park Bath House | Waukesha, WI | 106 | 20 | - |
| Nx Level | Waukesha, WI | 106 | 0 | - |
| Florian II Beachfront Inn | Baileys Harbor, WI | 106 | 64 | - |
| Holler N Hills | Sheboygan, WI | 106 | 13 | - |
| Corner Store The | Armstrong Creek, WI | 106 | 0 | - |
| Mullins Cheese Retail Store | Mosinee, WI | 106 | 4 | - |
| Club Bristol | Sun Prairie, WI | 105 | 0 | - |
| Paoli Pub | Belleville, WI | 105 | 0 | - |
| Hwy 18 Outdoor Theatre | Jefferson, WI | 105 | 8 | - |
| Lebanon Elementary School | Watertown, WI | 105 | 34 | - |
| Topcon Positioning Systems | Ft Atkinson, WI | 105 | 10 | - |
| Days Inn | Loves Park, WI | 105 | 0 | - |
| Jellis Market | Helenville, WI | 105 | 5 | - |
| Rock County Christian School | Janesville, WI | 105 | 135 | - |
| Scharine Group Inc | Whitewater, WI | 105 | 9 | - |
| WI DNR Devils Lake Group Camp | Baraboo, WI | 105 | 13 | - |
| Bethlehem United Methodist | Sauk City, WI | 105 | 11 | - |
| United Methodist Church | Lime Ridge, WI | 105 | 10 | - |
| Kenosha County Veterans Memorial Park Honor Plaza | Bristol, WI | 105 | 0 | - |
| Embassy Motel | Franklin, WI | 105 | 13 | - |
| Pliers Full Circle | Port Washington, WI | 105 | 25 | - |
| Huntington Bank Racine | Racine, WI | 105 | 17 | - |
| Bunker The | Waterford, WI | 105 | 22 | - |
| Bibingers | West Bend, WI | 105 | 22 | - |