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Minnesota Tap Water Quality

EPA water quality data for 150 community water systems serving 676,887+ people in Minnesota. Click any system to see violations, lead testing results, and a safety grade.

Blaine Blaine, MN · 70,220 people · Groundwater Coon Rapids Coon Rapids, MN · 64,000 people · Groundwater Moorhead Moorhead, MN · 44,583 people · Surface Water Mankato Mankato, MN · 42,803 people · GWUDI Chaska Chaska, MN · 30,000 people · Groundwater Fridley Fridley, MN · 27,476 people · Groundwater Chanhassen Chanhassen, MN · 24,951 people · Groundwater Columbia Heights Columbia Heights, MN · 22,278 people · Surface Water Purchased Andover Andover, MN · 21,455 people · Groundwater Anoka Anoka, MN · 18,000 people · Groundwater Lino Lakes Lino Lakes, MN · 17,859 people · Groundwater Ramsey Ramsey, MN · 17,705 people · Groundwater Bemidji Bemidji, MN · 15,147 people · Groundwater Brainerd Brainerd, MN · 14,670 people · Groundwater New Ulm New Ulm, MN · 14,052 people · Groundwater Sauk Rapids Sauk Rapids, MN · 13,835 people · Groundwater Waconia Waconia, MN · 13,277 people · Groundwater Cloquet Cloquet, MN · 12,864 people · Groundwater Victoria Victoria, MN · 10,546 people · Groundwater Detroit Lakes Detroit Lakes, MN · 10,038 people · Groundwater Spring Lake Park Spring Lake Park, MN · 7,200 people · Groundwater Carver Carver, MN · 6,700 people · Groundwater North Branch North Branch, MN · 6,190 people · Groundwater Red Rock Rural Water System Jeffers, MN · 5,840 people · Groundwater Montevideo Montevideo, MN · 5,337 people · Groundwater Saint Francis St. Francis, MN · 5,200 people · Groundwater Circle Pines Circle Pines, MN · 5,075 people · Groundwater Lindstrom Lindstrom, MN · 4,938 people · Groundwater Dilworth Dilworth, MN · 4,918 people · Surface Water Purchased Windom Windom, MN · 4,646 people · Groundwater Watertown Watertown, MN · 4,550 people · Groundwater Wyoming Wyoming, MN · 3,990 people · Groundwater Centerville Centerville, MN · 3,962 people · Groundwater Norwood-Young America Norwood Young America, MN · 3,850 people · Groundwater Chisago City Chisago City, MN · 3,745 people · Groundwater Sleepy Eye Sleepy Eye, MN · 3,599 people · Groundwater Rush City Rush City, MN · 3,339 people · Groundwater Eagle Lake Eagle Lake, MN · 3,268 people · Groundwater Barnesville Barnesville, MN · 2,784 people · Groundwater Lexington Lexington, MN · 2,738 people · Groundwater Foley Foley, MN · 2,705 people · Groundwater Lake Crystal Lake Crystal, MN · 2,554 people · Groundwater Crosby Crosby, MN · 2,377 people · Groundwater Hawley Hawley, MN · 2,267 people · Groundwater Aitkin Aitkin, MN · 2,165 people · Groundwater Rice Rice, MN · 2,161 people · Groundwater Springfield Springfield, MN · 2,070 people · Groundwater Ortonville Ortonville, MN · 2,021 people · Groundwater Mountain Lake Mountain Lake, MN · 2,018 people · Groundwater Centennial Square Mobile Home Park Blaine, MN · 2,000 people · Groundwater Mayer Mayer, MN · 1,900 people · Groundwater Moose Lake Moose Lake, MN · 1,782 people · Groundwater Mapleton Mapleton, MN · 1,756 people · Groundwater Cologne Cologne, MN · 1,700 people · Groundwater Stacy Stacy, MN · 1,593 people · Groundwater Frazee Frazee, MN · 1,400 people · Groundwater Glyndon Glyndon, MN · 1,386 people · Groundwater Clara City Clara City, MN · 1,360 people · Groundwater Grand Marais Grand Marais, MN · 1,344 people · Surface Water Fridley Terrace Mobile Home Park Fridley, MN · 1,300 people · Groundwater MN Correctional Facility - Lino Lakes Lino Lakes, MN · 1,300 people · Groundwater Bagley Bagley, MN · 1,288 people · Groundwater Pequot Lakes Pequot Lakes, MN · 1,200 people · Groundwater Shafer Shafer, MN · 1,165 people · Groundwater Carlton Carlton, MN · 1,146 people · Groundwater Taylors Falls Taylors Falls, MN · 1,067 people · Groundwater Madison Lake Madison Lake, MN · 1,017 people · Groundwater Scanlon Cloquet, MN · 1,003 people · Groundwater Purchased Walker Walker, MN · 990 people · Groundwater MN Correctional Facility - Moose Lake Moose Lake, MN · 975 people · Groundwater Pine River Pine River, MN · 939 people · Groundwater Hilltop Hilltop, MN · 880 people · Surface Water Purchased Saint Clair St. Clair, MN · 846 people · Groundwater Blackduck Blackduck, MN · 826 people · Groundwater Flamingo Terrace Mobile Home Park Ham Lake, MN · 804 people · Groundwater Westbrook Westbrook, MN · 785 people · Groundwater Lake Park Lake Park, MN · 729 people · Groundwater Cass Lake Cass Lake, MN · 691 people · Groundwater Restwood Terrace Circle Pines, MN · 650 people · Groundwater Hill City Hill City, MN · 633 people · Groundwater Sabin Sabin, MN · 629 people · Groundwater Oak Grove Oak Grove, MN · 623 people · Groundwater Barnum Barnum, MN · 621 people · Groundwater Good Thunder Good Thunder, MN · 583 people · Groundwater Ironton Ironton, MN · 578 people · Groundwater Audubon Audubon, MN · 570 people · Groundwater Graceville Graceville, MN · 543 people · Groundwater Amboy Amboy, MN · 535 people · Groundwater Hamburg Hamburg, MN · 530 people · Groundwater Deerwood Deerwood, MN · 530 people · Groundwater Pillager Pillager, MN · 523 people · Groundwater Crown College St. Bonifacius, MN · 520 people · Groundwater GreyStone MHP Watertown, MN · 500 people · Groundwater East Bethel East Bethel, MN · 500 people · Groundwater Ulen Ulen, MN · 500 people · Groundwater Clearbrook Clearbrook, MN · 458 people · Groundwater New Germany New Germany, MN · 422 people · Groundwater Milan Milan, MN · 418 people · Groundwater Cedarwood Estates Cedar, MN · 406 people · Groundwater Comfrey Comfrey, MN · 402 people · Groundwater Rockwood Estates St. Louis Park, MN · 400 people · Groundwater Harris Harris, MN · 400 people · Groundwater Wrenshall Wrenshall, MN · 399 people · Groundwater Clinton Clinton, MN · 395 people · Groundwater McGregor McGregor, MN · 394 people · Groundwater Hanska Hanska, MN · 393 people · Groundwater Maynard Maynard, MN · 388 people · Groundwater Preserve at Birch Lake Scandia, MN · 388 people · Groundwater Remer Remer, MN · 369 people · Groundwater Jeffers Jeffers, MN · 369 people · Groundwater Purchased South Bend Township Mankato, MN · 325 people · Groundwater Vernon Center Vernon Center, MN · 323 people · Groundwater Hackensack Hackensack, MN · 306 people · Groundwater Center City Center City, MN · 305 people · Groundwater Skyline Mankato, MN · 289 people · Groundwater Parkview Homes, LLC Lexington, MN · 280 people · Groundwater Gonvick Gonvick, MN · 276 people · Groundwater Backus Backus, MN · 267 people · Groundwater Kelliher Kelliher, MN · 259 people · Groundwater Cromwell Cromwell, MN · 250 people · Groundwater Pemberton Pemberton, MN · 247 people · Groundwater Liberty Ponds Development Forest Lake, MN · 240 people · Groundwater Baldwin Lake Estates Stillwater, MN · 235 people · Groundwater Callaway Callaway, MN · 234 people · Groundwater Wyoming Park LLC Excelsior, MN · 225 people · Groundwater Fischers Garden Mobile Home Park Sauk Rapids, MN · 220 people · Groundwater Beardsley Beardsley, MN · 216 people · Groundwater Storden Storden, MN · 215 people · Groundwater Purchased Hitterdal Hitterdal, MN · 208 people · Groundwater Ogema Ogema, MN · 206 people · Groundwater Purchased Twin Haven Estates Sebeka, MN · 200 people · Groundwater Birchwood Terrace Maplewood, MN · 200 people · Groundwater Spring Prairie Colony Hawley, MN · 200 people · Groundwater Felton Felton, MN · 178 people · Groundwater Watson Watson, MN · 175 people · Groundwater Cuyuna Deerwood, MN · 175 people · Groundwater Kettle River Kettle River, MN · 168 people · Groundwater Palisade Palisade, MN · 166 people · Groundwater Rapidan Development Company, Inc. Mankato, MN · 164 people · Groundwater Oak Hills Fellowship Bible College Bemidji, MN · 150 people · Groundwater Blue Waters Leisure Park Excelsior, MN · 150 people · Groundwater School Sisters of Notre Dame Mankato, MN · 140 people · Groundwater Riverton Riverton, MN · 132 people · Groundwater Bingham Lake Bingham Lake, MN · 128 people · Groundwater Purchased Elpine Village Bemidji, MN · 125 people · Groundwater Lismore Colony Clinton, MN · 125 people · Groundwater John Bouton Housing Development Hawley, MN · 125 people · Groundwater Columbus Columbus, MN · 123 people · Groundwater Benton Utilities LLC Sauk Rapids, MN · 120 people · Groundwater Big Stone Hutterite Graceville, MN · 110 people · Groundwater