Public Water Systems
6,557 active public water systems in MN, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
| Metropolitan Mosquito Control District | St. Paul, MN | 25 | 7 | — |
| Hard Knocks, LLC | Maple Plain, MN | 25 | 0 | — |
| Woodhill Country Club - Maintenance Shop | Wayzata, MN | 25 | 0 | — |
| Delano United Methodist Church | Delano, MN | 25 | 0 | — |
| Minnetonka Orchards | Mound, MN | 25 | 7 | — |
| C.S. McCrossan | Maple Grove, MN | 25 | 0 | — |
| MPRB-Cedar Lake North | Minneapolis, MN | 25 | 14 | — |
| TRPD-Gayle Woods Park | Plymouth, MN | 25 | 6 | — |
| YMCA Camp Ihduhapi | Loretto, MN | 25 | 7 | — |
| City of Greenfield - Town Hall | Greenfield, MN | 25 | 0 | — |
| Grove Nursery Center | Corcoran, MN | 25 | 0 | — |
| Lake Fellowship Unitarian Universalist | Excelsior, MN | 25 | 7 | — |
| City of Minnetrista Public Safety Dept. | Minnetrista, MN | 25 | 0 | — |
| TRPD-Lake Rebecca, Horse Camp Trail | Plymouth, MN | 25 | 0 | — |
| TRPD-Elm Creek Park, Single Track Trail | Maple Grove, MN | 25 | 0 | — |
| Corcoran Public Works Facility | Corcoran, MN | 25 | 0 | — |
| TRPD-Elm Creek Park, Dog Park | Maple Grove, MN | 25 | 0 | — |
| Deephaven Square | Wayzata, MN | 25 | 0 | — |
| TRPD Dog Leash Park | Plymouth, MN | 25 | 0 | — |
| TRPD-Lake Rebecca, Dog Park | Plymouth, MN | 25 | 0 | — |
| City of Deephaven- Beach House | Deephaven, MN | 25 | 0 | — |
| Lacrescent Snowmobile Club | LaCrescent, MN | 25 | 7 | — |
| Ma-Cal Grove Country Club | Caledonia, MN | 25 | 47 | — |
| Crest Inn and Apartments | Caledonia, MN | 25 | 0 | — |
| Little Miami | Caledonia, MN | 25 | 0 | — |
| Ward Lee Park | Brownsville, MN | 25 | 0 | — |
| Grace Fellowship Church-Money Creek | Houston, MN | 25 | 18 | — |
| Farmers Win Coop | Caledonia, MN | 25 | 13 | — |
| Al's Concrete Products, Inc. | LaCrescent Township, MN | 25 | 14 | — |
| Staggemeyer Stave Company, Inc. | Caledonia, MN | 25 | 15 | — |
| Wildcat Saloon | Brownsville, MN | 25 | 6 | — |
| Reno North Recreation Area | Caledonia, MN | 25 | 7 | — |
| La Crescent Evangelical Free Church | LaCrescent, MN | 25 | 0 | — |
| The Sawmill Inn | Winona, MN | 25 | 0 | — |
| Hokyoji Zen Practice Community | Eitzen, MN | 25 | 0 | — |
| Spikes | Park Rapids, MN | 25 | 0 | — |
| Eagle Beach Resort | Park Rapids, MN | 25 | 0 | — |
| Guthrie Community Bible Church | Laporte, MN | 25 | 7 | — |
| 218 Venture Cafe | Park Rapids, MN | 25 | 0 | — |
| Hoosier Beach Resort | Park Rapids, MN | 25 | 0 | — |
| Pine Park Resort | Park Rapids, MN | 25 | 0 | — |
| Y Steak House | Park Rapids, MN | 25 | 25 | — |
| Badoura State Nursery | Akeley, MN | 25 | 0 | — |
| Senior Citizens Center | Lake George, MN | 25 | 0 | — |
| Backwood Bar and Grill | Bemidji, MN | 25 | 0 | — |
| Mantrap Lake Campground & Park | Park Rapids, MN | 25 | 0 | — |
| Heartland Trail - Dorset | Bemidji, MN | 25 | 0 | — |
| Heartland Trail - Nevis | Bemidji, MN | 25 | 0 | — |
| Park Rapids Family Dental | Park Rapids, MN | 25 | 0 | — |
| Run Away Bay Lodge | Sauk Rapids, MN | 25 | 0 | — |