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 |
| Wheeler Automotive Merrill | Merrill, WI | 25 | 15 | - |
| Norms Hollow Campground Bar and Grill 3 | Deerbrook, WI | 25 | 0 | - |
| Langlade Co Veterans Memorial Park Cabin Handpump | Antigo, WI | 25 | 0 | - |
| Langlade Co Veterans Memorial Park South Group Site Handpump | Antigo, WI | 25 | 0 | - |
| Evergreen Mennonite Store | Bryant, WI | 25 | 0 | - |
| Walleye Lodge 4 New Well | Pearson, WI | 25 | 0 | - |
| Scouting America Camp Mkjw Guest House | Pearson, WI | 25 | 0 | - |
| Four Corners Assembly of God | White Lake, WI | 25 | 85 | - |
| Kuhrs Kountry Store | Phlox, WI | 25 | 11 | - |
| Lily Sno Birds | Bryant, WI | 25 | 0 | - |
| Bear Paw Outdoor Adventure Center LLC | Sherwood, WI | 25 | 1 | - |
| Kfc Taco Bell | Merrill, WI | 25 | 0 | - |
| Lincoln Co New Wood County Park | Merrill, WI | 25 | 0 | - |
| Lincoln Co Underdown Recreation Area | Merrill, WI | 25 | 5 | - |
| Lincoln Co Otter Lake Campground | Merrill, WI | 25 | 6 | - |
| Lincoln Co Tug Lake Picnic and Beach | Merrill, WI | 25 | 0 | - |
| Bottoms Up Resort | Tomahawk, WI | 25 | 38 | - |
| Hollys | Heafford Junction, WI | 25 | 25 | - |
| Somo Lake Resort | Tomahawk, WI | 25 | 9 | - |
| Spirit Falls Tavern | Wausau, WI | 25 | 21 | - |
| Rock Island Resort | Merrill, WI | 25 | 6 | - |
| Terrace View Campsites | Tomahawk, WI | 25 | 0 | - |
| Trinity Evangelical Lutheran Church | Merrill, WI | 25 | 55 | - |
| Cockatiels | Tomahawk, WI | 25 | 79 | - |
| Inshalla Country Club | Tomahawk, WI | 25 | 10 | - |
| Dereks Town and Country | Rhinelander, WI | 25 | 15 | - |
| Hub Inn | Merrill, WI | 25 | 21 | - |
| X to C Inn | Gleason, WI | 25 | 4 | - |
| Ed & Sharons | Merrill, WI | 25 | 3 | - |
| Wagner Shell Gleason LLC | Antigo, WI | 25 | 15 | - |
| St Johns Baptist Catholic Church | Gleason, WI | 25 | 1 | - |
| Gleason Bowling Center | Gleason, WI | 25 | 0 | - |
| Bills Bar | Merrill, WI | 25 | 25 | - |
| Hillside Hy Da Way | Merrill, WI | 25 | 7 | - |
| Nut Zees | Gleason, WI | 25 | 72 | - |
| Prairie Motel | Merrill, WI | 25 | 196 | - |
| Beacon Bar | Merrill, WI | 25 | 6 | - |
| Calvary Lutheran Church | Merrill, WI | 25 | 12 | - |
| Billy Bobs Sports Bar & Grill | Tomahawk, WI | 25 | 0 | - |
| Stars & Stripes Pub & Grub | Tomahawk, WI | 25 | 22 | - |
| Besses on Clear Lake | Tomahawk, WI | 25 | 0 | - |
| North Forest Campground 1 | Tomahawk, WI | 25 | 0 | - |
| Lazy Bear Log Cabins | Hazelhurst, WI | 25 | 15 | - |
| Newood Tap LLC | Merrill, WI | 25 | 40 | - |
| Prairie Pines Country Store | Gleason, WI | 25 | 3 | - |
| Mama Ds Du Lac | Tomahawk, WI | 25 | 0 | - |
| Camp Birch Trails Lodge | Appleton, WI | 25 | 0 | - |
| Clover Club | Tomahawk, WI | 25 | 13 | - |
| St Pauls Lutheran Church Hp | Irma, WI | 25 | 5 | - |
| Kracker Barrel | Tomahawk, WI | 25 | 6 | - |