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 |
|---|---|---|---|---|
| WI DNR Mackenzie 4 Badger Den | Poynette, WI | 26 | 5 | - |
| Reddan Soccer Park | Madison, WI | 26 | 9 | - |
| Transformation Church | Sun Prairie, WI | 26 | 0 | - |
| J Js Place | Beaver Dam, WI | 26 | 5 | - |
| Steves Bar | Watertown, WI | 26 | 5 | - |
| Burnett Hall | Burnett, WI | 26 | 0 | - |
| Attica Inc | Monticello, WI | 26 | 20 | - |
| Neenk Chunk Gra Head Start | Black River Falls, WI | 26 | 0 | - |
| Red Oak Restaurant | Bristol, WI | 26 | 12 | - |
| Paris Motel | Union Grove, WI | 26 | 16 | - |
| Prairie Harbor Yacht Club | Pleasant Prairie, WI | 26 | 14 | - |
| Holy Cross Parish | Bristol, WI | 26 | 11 | - |
| Bp Travel Plaza | Janesville, WI | 26 | 0 | - |
| Residences on Main | Kenosha, WI | 26 | 22 | - |
| Jai Beru LLC | Franklin, WI | 26 | 18 | - |
| Mequon Water Trust | Mequon, WI | 26 | 106 | - |
| Pioneer Village | Port Washington, WI | 26 | 41 | - |
| Rochester Food & Beverage | Muskego, WI | 26 | 0 | - |
| Dockside | Mukwonago, WI | 26 | 8 | - |
| Lyons Mobil | Lyons, WI | 26 | 0 | - |
| Caribbean | Elkhorn, WI | 26 | 0 | - |
| The Great Outdoors Supper Club | Kewaskum, WI | 26 | 0 | - |
| Fillmore Tap and Tavern | West Bend, WI | 26 | 18 | - |
| Ejs on Bark Lake | Hubertus, WI | 26 | 23 | - |
| Flynns Pub | Colgate, WI | 26 | 58 | - |
| Guerndts Bar | Hartford, WI | 26 | 28 | - |
| Heiliger Huegel Ski Club Education Center | North Lake, WI | 26 | 0 | - |
| Silver Lake Auto Center | Oconomowoc, WI | 26 | 27 | - |
| Golden Lake Pub | Oconomowoc, WI | 26 | 8 | - |
| Whiskey Waters | Oconomowoc, WI | 26 | 8 | - |
| M Anderson American Legion Post 399 | Okauchee, WI | 26 | 18 | - |
| Mama Ds Coffee | Delafield, WI | 26 | 0 | - |
| Delafield Woods 828 | Madison, WI | 26 | 18 | - |
| Baileys Harbor Marina | Baileys Harbor, WI | 26 | 24 | - |
| National Weather Service | Dousman, WI | 26 | 0 | - |
| Bender Park | Wauwatosa, WI | 26 | 17 | - |
| Immanuel Lutheran Ch | DE Pere, WI | 26 | 20 | - |
| Harbor Vista at Eames Farm Pool | Egg Harbor, WI | 26 | 49 | - |
| Gibraltar Beach House | Fish Creek, WI | 26 | 8 | - |
| Peninsula Players Staff Housing | Fish Creek, WI | 26 | 6 | - |
| Steffens Cedar Lodge | Washington Island, WI | 26 | 112 | - |
| Harbor Light Inn | Ellison Bay, WI | 26 | 60 | - |
| Scud's Buds LLC | Eden, WI | 26 | 0 | - |
| McJuggers Saloon and Bar | West Bend, WI | 26 | 4 | - |
| Badger Mining Fairwater Office | Berlin, WI | 26 | 3 | - |
| Graetz Manufacturing Office | Pound, WI | 26 | 20 | - |
| Lake Mason Lodge LLC | Portage, WI | 26 | 2 | - |
| Service Motor Co | Dale, WI | 26 | 6 | - |
| Johnsonville Marketplace | Sheboygan Falls, WI | 26 | 0 | - |
| WI DNR Hartman Ck Allen Lk | Madison, WI | 26 | 29 | - |