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 |
| Kick Ash Products | Ellison Bay, WI | 35 | 0 | - |
| Island Adventure Co | Washington Island, WI | 35 | 14 | - |
| US Coast Guard Station | Cleveland, WI | 35 | 104 | - |
| Golden Eagle Apartments | Florence, WI | 35 | 8 | - |
| Bensons Century Cmpg Shower Bldg - South | Campbellsport, WI | 35 | 20 | - |
| Taylor Park New Well | Rosendale, WI | 35 | 9 | - |
| Lake Breeze Dairy LLC | Appleton, WI | 35 | 179 | - |
| Calumet Harbor Marina Shower | Fond Du Lac, WI | 35 | 0 | - |
| Calumet Harbor Marina Docks | Fond Du Lac, WI | 35 | 0 | - |
| Green Lake Inn LLC | Glencoe, WI | 35 | 18 | - |
| Pagels Ponderosa Dairy LLC | Kewaunee, WI | 35 | 6 | - |
| Conrads 2nd Knot | Kiel, WI | 35 | 2 | - |
| Riesterer & Schnell Chilton | Chilton, WI | 35 | 4 | - |
| White Lk Country Club | Wautoma, WI | 35 | 23 | - |
| Endeavor Vil of Donner Civic Center | Endeavor, WI | 35 | 4 | - |
| Jims Halfway Bar | Princeton, WI | 35 | 47 | - |
| Crystals Wood Lake Supper Club | Westfield, WI | 35 | 31 | - |
| Packwaukee Town Hall | Packwaukee, WI | 35 | 20 | - |
| Drews Lakeside Bar | Montello, WI | 35 | 23 | - |
| Longbranch Saloon | Neshkoro, WI | 35 | 21 | - |
| Habeck Mobile Home Park | Abrams, WI | 35 | 28 | - |
| Rem Wisconsin | Abrams, WI | 35 | 8 | - |
| Townsend Shores Mobile Home Park | DE Pere, WI | 35 | 23 | - |
| Hoefts Resort & Campground Area E Well | Cascade, WI | 35 | 36 | - |
| Schinker Creek Park | Sheboygan, WI | 35 | 0 | - |
| Sundance Farm Campground | Plymouth, WI | 35 | 0 | - |
| Tomorrows Children Educational Facility | Waupaca, WI | 35 | 10 | - |
| Front Porch Pets Inc | Wild Rose, WI | 35 | 4 | - |
| Silver Lake Manor | Neshkoro, WI | 35 | 0 | - |
| Dollar General 25597 Saxeville | Goodlettsville, WI | 35 | 7 | - |
| Camp Luwisomo Retreat Cntr | Wild Rose, WI | 35 | 7 | - |
| Winchester School | Larsen, WI | 35 | 9 | - |
| Duncan Creek Cmpgd | Chippewa Falls, WI | 35 | 12 | - |
| Jacobsons Ace Hardware and Meat Market | Chippewa Falls, WI | 35 | 0 | - |
| Country Villa Motel | Chippewa Falls, WI | 35 | 3 | - |
| Sunbeam Tavern | Cornell, WI | 35 | 11 | - |
| Lions Club Pavilion | Holcombe, WI | 35 | 0 | - |
| King and Queens Bar & Grill | Humbird, WI | 35 | 30 | - |
| Sander and Amys Silver Dollar | Thorp, WI | 35 | 41 | - |
| Mt Zion Pub | Boscobel, WI | 35 | 30 | - |
| New Hope Lutheran Church-Pine Creek | Ridgeland, WI | 35 | 11 | - |
| Holden Lutheran Church | Colfax, WI | 35 | 13 | - |
| Zion Lutheran Church | Fall Creek, WI | 35 | 6 | - |
| Cozy MHP LLC Back | Miami Beach, WI | 35 | 88 | - |
| Le Meres Landing & Cmpgd | Augusta, WI | 35 | 9 | - |
| Premier Truck Group of Eau Claire | Eau Claire, WI | 35 | 48 | - |
| Pleasant Valley Christian Center | Eleva, WI | 35 | 5 | - |
| Jackson Electric Cooperative | Black River Falls, WI | 35 | 0 | - |
| Lax Co Veterans Mem Pk Shelter 2 | La Crosse, WI | 35 | 15 | - |
| Lax Co Veterans Mem Pk Artesian | La Crosse, WI | 35 | 2 | - |