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 |
|---|---|---|---|---|
| Royal Oaks Motel | Horicon, WI | 28 | 14 | - |
| Denlinger Orthodontic | Platteville, WI | 28 | 10 | - |
| Blonhaven Hunt Club Ltd | Orfordville, WI | 28 | 15 | - |
| Four Winds Motel | Baraboo, WI | 28 | 0 | - |
| Villa Inn | Loganville, WI | 28 | 12 | - |
| Dutch Hollow Lake Campground | La Valle, WI | 28 | 0 | - |
| Bronco Billys | Reedsburg, WI | 28 | 40 | - |
| 425 Holy Hill Apts | Lake Villa, WI | 28 | 168 | - |
| Bbs Pub | Mc Henry, WI | 28 | 9 | - |
| Village Plaza Apts | Paddock Lake, WI | 28 | 32 | - |
| Lake Mary Resort Condos | Twin Lakes, WI | 28 | 3 | - |
| St Boniface Episcopal Church | Mequon, WI | 28 | 40 | - |
| Lux Dental | Thiensville, WI | 28 | 175 | - |
| Colonel Heg Memorial Park | Sturtevant, WI | 28 | 11 | - |
| Dw Coffee | Rochester, WI | 28 | 0 | - |
| The Boars Nest | Darien, WI | 28 | 11 | - |
| Lakeview Motel | Delavan, WI | 28 | 5 | - |
| West Wind Diner | Darien, WI | 28 | 26 | - |
| Quick Trip Pantry | New Berlin, WI | 28 | 0 | - |
| Small Town Gas | Tomahawk, WI | 28 | 11 | - |
| Kjs Watering Hole | Hartland, WI | 28 | 0 | - |
| West Side Pub | New Berlin, WI | 28 | 1 | - |
| Chinook Program Ctr - Rangers House & Tent Site | New Berlin, WI | 28 | 6 | - |
| Zaners Club Shamrock | Big Bend, WI | 28 | 6 | - |
| Wern Valley Sportsmens Club | Waukesha, WI | 28 | 0 | - |
| Genesee Town Hall | Genesee Depot, WI | 28 | 16 | - |
| Fairways of Woodside | Sussex, WI | 28 | 0 | - |
| Legend at Brandybrook Gc | Wales, WI | 28 | 4 | - |
| Delafield Woods 411 | Madison, WI | 28 | 28 | - |
| Sluggers Sports Bar | Wild Rose, WI | 28 | 9 | - |
| Clearing Schoolhouse The | Ellison Bay, WI | 28 | 13 | - |
| Ephraim Village Hall | Ephraim, WI | 28 | 24 | - |
| Ephraim Guest House | Ephraim, WI | 28 | 92 | - |
| Peninsula Art School & Gallery | Fish Creek, WI | 28 | 15 | - |
| Ephraim Firehouse Dock | Ephraim, WI | 28 | 8 | - |
| Beantown Cmpgd | Baileys Harbor, WI | 28 | 86 | - |
| Horseshoe Bay Village Pool | Sturgeon Bay, WI | 28 | 32 | - |
| Door Co Confectionery & Good Egg | Sturgeon Bay, WI | 28 | 0 | - |
| Holy Nativity Episcopal Ch | Sturgeon Bay, WI | 28 | 16 | - |
| Island Orchard Cider | Milwaukee, WI | 28 | 0 | - |
| Nor Door Sport & Cyclery | Fish Creek, WI | 28 | 0 | - |
| Twelve Eleven | Sister Bay, WI | 28 | 4 | - |
| Vault The | Ellison Bay, WI | 28 | 6 | - |
| Island Popcorn Barn | Washington Island, WI | 28 | 6 | - |
| Hitching Post Bar & Grill | Sturgeon Bay, WI | 28 | 58 | - |
| Egg Harbor Dock | Egg Harbor, WI | 28 | 25 | - |
| Baileys Sunset Motel & Cottages | Sturgeon Bay, WI | 28 | 58 | - |
| Blue Ox Tavern | Baileys Harbor, WI | 28 | 52 | - |
| Dovetail Trading Restaurant | Sister Bay, WI | 28 | 5 | - |
| Washington Island Campgd | Washington Island, WI | 28 | 206 | - |