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 |
| Good Shepherd Lutheran Church | Wisconsin Rapids, WI | 25 | 7 | - |
| Fule on #81 | Wilkes Barre, WI | 25 | 20 | - |
| River Cities Christian Church | Wisconsin Rapids, WI | 25 | 8 | - |
| Refuge Wisconsin Rapids Campus | Stevens Point, WI | 25 | 0 | - |
| WI DNR Sandhill Outdoor Skills Ctr & Dorm | Madison, WI | 25 | 44 | - |
| Saratoga Mini Mart | Port Edwards, WI | 25 | 6 | - |
| Abundant Life Tabernacle | Wisconsin Rapids, WI | 25 | 10 | - |
| Calvary Chapel of Wr | Wisconsin Rapids, WI | 25 | 1 | - |
| Lakeside Oasis | Pittsville, WI | 25 | 22 | - |
| Kingdom Hall Jehovahs Wit | Wisconsin Rapids, WI | 25 | 10 | - |
| Skate City | Wisconsin Rapids, WI | 25 | 7 | - |
| Buds Corner Mart LLC | Wisconsin Rapids, WI | 25 | 21 | - |
| Swcp 18 Shower Bldg | Wisconsin Rapids, WI | 25 | 5 | - |
| Pour House | Wisconsin Rapids, WI | 25 | 0 | - |
| Grand Rapids Lions Club | Wisconsin Rapids, WI | 25 | 0 | - |
| Riverside Roadhouse | Marshfield, WI | 25 | 18 | - |
| Dupes Bar LLC | Hewitt, WI | 25 | 10 | - |
| White Sands Mini Golf | Wisconsin Rapids, WI | 25 | 7 | - |
| Auburndale Village Park | Auburndale, WI | 25 | 0 | - |
| Crane Berry Campground 2 Campground | Tomah, WI | 25 | 3 | - |
| Dexter Co Park 11 East Boat Landing | Wisconsin Rapids, WI | 25 | 1 | - |
| Yellowstone Recreational Park | Hewitt, WI | 25 | 14 | - |
| Abares Outerlimits | Marshfield, WI | 25 | 0 | - |
| Fuel on #90 | Wilkes Barre, WI | 25 | 0 | - |
| St Philips Catholic Church - Grotto Visitor Center | Rudolph, WI | 25 | 0 | - |
| Lakeside Fire Campground Store & Sites 1 to 35 | Nekoosa, WI | 25 | 0 | - |
| Lakeside Fire Campground on Hill | Nekoosa, WI | 25 | 0 | - |
| Sweet Sip Coffee Company LLC | Nekoosa, WI | 25 | 0 | - |
| Dollar General #25294 | Goodlettsville, WI | 25 | 0 | - |
| Swcp 19 Storm Shelter | Wisconsin Rapids, WI | 25 | 0 | - |
| Jonis Beach | Lapointe, WI | 25 | 0 | - |
| Prentice Park Bathrooms | Ashland, WI | 25 | 0 | - |
| La Pointe Dump Station | La Pointe, WI | 25 | 0 | - |
| Madeline Island Music Camp Performance Hall Clubhouse | Minneapolis, WI | 25 | 8 | - |
| Madeline Island Yacht Club Inc | La Pointe, WI | 25 | 0 | - |
| U S N P Apostle Is Stockton Is Pi Stw01 | Bayfield, WI | 25 | 5 | - |
| Madeline Island Water Co | La Pointe, WI | 25 | 0 | - |
| Lakeview Place | Lapointe, WI | 25 | 0 | - |
| Ashland Mennonite Church | Marengo, WI | 25 | 0 | - |
| Church of Jesus Christ of Latter Day Saints | Ironwood, WI | 25 | 8 | - |
| Calvary Tabernacle Church | Ashland, WI | 25 | 0 | - |
| Toms Burned Down Cafe | La Pointe, WI | 25 | 4 | - |
| Parkside Townhouses | La Pointe, WI | 25 | 0 | - |
| Madeline Island Golf Club | La Pointe, WI | 25 | 0 | - |
| Lightkeepers Lodge | La Pointe, WI | 25 | 0 | - |
| Lakeside Condominiums | La Pointe, WI | 25 | 7 | - |
| Sanborn Methodist Church | Ashland, WI | 25 | 0 | - |
| Madeline Island Chamber Music Student Lodging | Minneapolis, WI | 25 | 0 | - |
| Madeline Island School of the Arts Classrooms | La Pointe, WI | 25 | 17 | - |
| Madeline Island School of the Arts Cottages | La Pointe, WI | 25 | 0 | - |