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 |
|---|---|---|---|---|
| Bethel Church | Washington Island, WI | 54 | 25 | - |
| White Gull Cottage Restr | Fish Creek, WI | 54 | 14 | - |
| Village Green Lodge | Ephraim, WI | 54 | 54 | - |
| WI DNR Pen Entrance | Madison, WI | 54 | 15 | - |
| WI DNR Whitefish Dunes Ofc | Madison, WI | 54 | 32 | - |
| Parkside Inn | Baileys Harbor, WI | 54 | 59 | - |
| Mr Eds Campground- Upper Campground | Kewaskum, WI | 54 | 6 | - |
| Ziegler Winery | Malone, WI | 54 | 0 | - |
| Country View Mobile Home Court | Elk Mound, WI | 54 | 129 | - |
| Homestead Nych | Hastings, WI | 54 | 0 | - |
| Dells Club Condo 5 | Wisconsin Dells, WI | 54 | 0 | - |
| Birch Cliff Lodge 2 | Lake Delton, WI | 54 | 4 | - |
| Days End Motel | Wisconsin Dells, WI | 54 | 8 | - |
| Fishermans Paradise MHP | Stevens Point, WI | 54 | 35 | - |
| Bayfield Winery | Bayfield, WI | 54 | 0 | - |
| Long Johns Resort | Phillips, WI | 54 | 18 | - |
| Jump River Bears Den | Sheldon, WI | 54 | 5 | - |
| Durwards Glen Retreat | Baraboo, WI | 53 | 13 | - |
| Good Shepherd Lutheran Church | Madison, WI | 53 | 22 | - |
| Waupun State Farm | Madison, WI | 53 | 9 | - |
| Trackside | Ashippun, WI | 53 | 17 | - |
| Chalet of Fox Lake, The | Fox Lake, WI | 53 | 36 | - |
| Yoders Rockville Bar | Potosi, WI | 53 | 23 | - |
| Blackhawk Campground | Fort Atkinson, WI | 53 | 0 | - |
| Hansons Hollow | Janesville, WI | 53 | 2 | - |
| Big Hill Center | Beloit, WI | 53 | 0 | - |
| Charlies Lakeside Country Store | Merrimac, WI | 53 | 18 | - |
| Trevor Tavern | Trevor, WI | 53 | 9 | - |
| Luisas Pizza & Restaurant | Salem, WI | 53 | 5 | - |
| Venture Inn | Delavan, WI | 53 | 6 | - |
| Beachview | Burlington, WI | 53 | 19 | - |
| The Cruise | Waterford, WI | 53 | 31 | - |
| Lake Tichigans Hilltop Bar | Waterford, WI | 53 | 42 | - |
| Delavan Lake Yacht Club | Delavan, WI | 53 | 5 | - |
| Sloppy Joes | Hubertus, WI | 53 | 30 | - |
| Uncle Larrys Rustic Inn | Hartford, WI | 53 | 40 | - |
| Kims Pizza Pub | Oconomowoc, WI | 53 | 2 | - |
| Boozhags Club House | Hartland, WI | 53 | 13 | - |
| O Donoghues Irish Pub | Elm Grove, WI | 53 | 2 | - |
| Mugshotz Bar & Grill | Pewaukee, WI | 53 | 10 | - |
| Eagle Spring Pub | North Prairie, WI | 53 | 11 | - |
| Lees Dairy Treats | Brookfield, WI | 53 | 0 | - |
| Hideaway Bar & Grill | Oconomowoc, WI | 53 | 23 | - |
| Washington Island Welcome Center | Washington Island, WI | 53 | 4 | - |
| Hobart Waterworks S a 4 | Hobart, WI | 53 | 3 | - |
| Mann Grocery Store | Washington Island, WI | 53 | 41 | - |
| Farm The | Sturgeon Bay, WI | 53 | 68 | - |
| A C Tap Tavern | Bailieys Harbor, WI | 53 | 102 | - |
| Norrland Resort LLC | Sturgeon Bay, WI | 53 | 79 | - |
| Guidos | Byron, WI | 53 | 44 | - |