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 |
|---|---|---|---|---|
| The Rock Bar | Genoa City, WI | 50 | 21 | - |
| Triune Lutheran Church | Sharon, WI | 50 | 3 | - |
| Delavan Lake Store | Delavan, WI | 50 | 4 | - |
| Lake Geneva Hospitality Academy | Walworth, WI | 50 | 3 | - |
| Price County Park | Elkhorn, WI | 50 | 12 | - |
| Lakeland Community Church | Lake Geneva, WI | 50 | 12 | - |
| Germantown School Administration | Germantown, WI | 50 | 18 | - |
| Camp Silverbrook Lookout Peak | West Bend, WI | 50 | 0 | - |
| Camp Silverbrook Badger | West Bend, WI | 50 | 0 | - |
| Johnny Manhattans | Hubertus, WI | 50 | 21 | - |
| Big Guys | Hartford, WI | 50 | 0 | - |
| Agrigenetics Inc | Kewaskum, WI | 50 | 2 | - |
| Timber Stone Clubhouse Swimming Pool | Mequon, WI | 50 | 0 | - |
| Hills of Wales Apts | Dousman, WI | 50 | 729 | - |
| Dos Banderas | Muskego, WI | 50 | 0 | - |
| Nagawaukee Pk Pewaukee Lake Access W6 | Waukesha, WI | 50 | 14 | - |
| Nagawaukee Grp Cmpgd W4 | Waukesha, WI | 50 | 18 | - |
| Menomonee Park 4 Camp Pow Wow | Waukesha, WI | 50 | 5 | - |
| WI DNR Kmsfsu Ottawa Lk Cmpgnd | Madison, WI | 50 | 5 | - |
| Private Party Inn | Oconomowoc, WI | 50 | 8 | - |
| Mattys Bar and Grill | New Berlin, WI | 50 | 16 | - |
| Panga Bar & Grill | Milwaukee, WI | 50 | 4 | - |
| Angelinas Ristorante | Delafield, WI | 50 | 8 | - |
| Blue Heron Supper Club | Big Bend, WI | 50 | 6 | - |
| Carriage Hills Condominiums | Brookfield, WI | 50 | 127 | - |
| Regency Court 225 & 245 | Brookfield, WI | 50 | 44 | - |
| St Joan of Arc Church | Waukesha, WI | 50 | 0 | - |
| Delafield Lakes 402 | Madison, WI | 50 | 43 | - |
| Cambridge Place of Delafield | Oconomowoc, WI | 50 | 5 | - |
| Town Bank | Hartland, WI | 50 | 0 | - |
| Waterloo Gun Club | Waterloo, WI | 50 | 10 | - |
| Valley View Recreation Club | Cambridge, WI | 50 | 0 | - |
| C Z Bushville Lanes Bar | Green Bay, WI | 50 | 0 | - |
| New Zoo Vc Monkey Well | Green Bay, WI | 50 | 0 | - |
| Hilly Haven Golf Maintenance Shop | De Pere, WI | 50 | 0 | - |
| Shining Stars Presch Child Care Ctr | Green Bay, WI | 50 | 6 | - |
| New Zoo Ah Mayan Well | Green Bay, WI | 50 | 0 | - |
| Next Door Pizza Co | Luxemburg, WI | 50 | 4 | - |
| C Mart | Denmark, WI | 50 | 0 | - |
| Calf Source LLC | Kaukauna, WI | 50 | 0 | - |
| Riesterer & Schnell Denmark | Chilton, WI | 50 | 0 | - |
| Hickory Hills Country Club | Chilton, WI | 50 | 21 | - |
| Ts Diner | Hilbert, WI | 50 | 7 | - |
| Neighborhood Pub & Grill | Chilton, WI | 50 | 24 | - |
| Door County KOA Well 2 | Brussels, WI | 50 | 18 | - |
| Rocky Shores Condominiums | Egg Harbor, WI | 50 | 88 | - |
| Whispering Sands Resort | Sturgeon Bay, WI | 50 | 18 | - |
| Door County KOA Well 1 | Brussels, WI | 50 | 62 | - |
| Morning Glory Restaurant | Sturgeon Bay, WI | 50 | 181 | - |
| Hill Street | Fish Creek, WI | 50 | 21 | - |