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 |
|---|---|---|---|---|
| Holy Cross Parish | Wilmot, WI | 67 | 101 | - |
| Lakehouse Bar & Grill | Plymouth, WI | 67 | 37 | - |
| Harmony Baptist Church | Beaver Dam, WI | 66 | 34 | - |
| Cross Lutheran Church | Ixonia, WI | 66 | 0 | - |
| Stanton Place I | Oconomowoc, WI | 66 | 2 | - |
| Hat Rack Tap | Avalon, WI | 66 | 5 | - |
| Bethany Lutheran Church | Brodhead, WI | 66 | 17 | - |
| Delavan Lakefront | Delavan, WI | 66 | 0 | - |
| Richfield Village Hall & Garage | Hubertus, WI | 66 | 5 | - |
| Knollcrest | Middleton, WI | 66 | 335 | - |
| Ten Chimneys Program Center | Genesee Depot, WI | 66 | 5 | - |
| Lieblang Building | Sullivan, WI | 66 | 0 | - |
| Kuenzi Family Pet Hospital | Waukesha, WI | 66 | 16 | - |
| Woodland Park | Miami, WI | 66 | 62 | - |
| Lakeview Heights Mobile Home Park | Milwaukee, WI | 66 | 109 | - |
| Cleveland State Bank | Howards Grove, WI | 66 | 0 | - |
| Mother Goose Family Daycare Center | Clintonville, WI | 66 | 26 | - |
| Chippewa River Cmpgd | Chippewa Falls, WI | 66 | 8 | - |
| Dairiconcepts LP | Bruce, WI | 66 | 343 | - |
| Anchor Woods Campground | Spooner, WI | 66 | 0 | - |
| Country View Estates | Mt Horeb, WI | 65 | 85 | - |
| Utica Bar | Cambridge, WI | 65 | 10 | - |
| NV Corners | Sun Prairie, WI | 65 | 16 | - |
| Seven Acre Dairy Co | Madison, WI | 65 | 4 | - |
| Verona Town Hall | Verona, WI | 65 | 0 | - |
| Boehnens on the Rocks | Waukesha, WI | 65 | 7 | - |
| Milwaukee Stockyards, Dodge Co | Reeseville, WI | 65 | 0 | - |
| Itw Shakeproof Group - South System | Watertown, WI | 65 | 76 | - |
| Ritchie Implement | Lancaster, WI | 65 | 20 | - |
| County Materials Corp | Marathon, WI | 65 | 0 | - |
| Hot Dog Avenue 2 | Wisconisn Dells, WI | 65 | 3 | - |
| Christmas Mt Sales | Wisconsin Dells, WI | 65 | 10 | - |
| Camp Gray Inc Gymnasium | Reedsburg, WI | 65 | 0 | - |
| Grace Lutheran Child Development Ctr | Burlington, WI | 65 | 160 | - |
| Genmet Corp | Mequon, WI | 65 | 675 | - |
| Dp Properties | Mequon, WI | 65 | 528 | - |
| Berean Grace Church | Genoa City, WI | 65 | 12 | - |
| Rote Oil & Dousman Transport Co | Lake Geneva, WI | 65 | 0 | - |
| North Lake Yacht Club | Hartland, WI | 65 | 10 | - |
| Walgreens - Wales | Wales, WI | 65 | 0 | - |
| Settlement Courtyard Inn | Egg Harbor, WI | 65 | 60 | - |
| Sip | Sister Bay, WI | 65 | 4 | - |
| Baileys Harbor Cornerstone Pub | Baileys Harbor, WI | 65 | 92 | - |
| Main Street Shops | Fish Creek, WI | 65 | 46 | - |
| Fish Creek Bp | Fish Creek, WI | 65 | 27 | - |
| High Point Inn | Ephraim, WI | 65 | 72 | - |
| Klauds Kitchen | Sister Bay, WI | 65 | 70 | - |
| Mary Hill Park Sanitary Dist | Fond Du Lac, WI | 65 | 409 | - |
| Center House | Ripon, WI | 65 | 29 | - |
| St Agnes Parish Hall | Amberg, WI | 65 | 8 | - |