waterbycounty

Minnesota Water Quality

Drinking water data for all 87 counties.

Avg Water Score

99.9

State Grade

A

Counties with Data

87

of 87 total

All Minnesota Counties

CountyWater Score
Anoka County100.0
Beltrami County100.0
Benton County100.0
Big Stone County100.0
Blue Earth County100.0
Brown County100.0
Carlton County100.0
Carver County100.0
Cass County100.0
Chippewa County100.0
Clay County100.0
Clearwater County100.0
Cook County100.0
Cottonwood County100.0
Crow Wing County100.0
Dakota County100.0
Dodge County100.0
Faribault County100.0
Fillmore County100.0
Goodhue County100.0
Hennepin County100.0
Houston County100.0
Hubbard County100.0
Isanti County100.0
Itasca County100.0
Kanabec County100.0
Kittson County100.0
Koochiching County100.0
Lac qui Parle County100.0
Lake County100.0
Lake of the Woods County100.0
Le Sueur County100.0
Lincoln County100.0
Lyon County100.0
Mahnomen County100.0
Mille Lacs County100.0
Murray County100.0
Olmsted County100.0
Pennington County100.0
Pipestone County100.0
Pope County100.0
Ramsey County100.0
Red Lake County100.0
Redwood County100.0
Renville County100.0
Rice County100.0
Rock County100.0
Scott County100.0
Sherburne County100.0
St. Louis County100.0
Stearns County100.0
Steele County100.0
Stevens County100.0
Swift County100.0
Todd County100.0
Wabasha County100.0
Wadena County100.0
Waseca County100.0
Washington County100.0
Watonwan County100.0
Wilkin County100.0
Winona County100.0
Wright County100.0
Chisago County99.9
Freeborn County99.9
Martin County99.9
McLeod County99.9
Morrison County99.9
Mower County99.9
Nicollet County99.9
Yellow Medicine County99.9
Jackson County99.8
Marshall County99.8
Meeker County99.8
Nobles County99.8
Pine County99.8
Polk County99.7
Aitkin County99.6
Kandiyohi County99.6
Becker County99.5
Norman County99.4
Douglas County99.3
Grant County99.2
Traverse County99.2
Otter Tail County98.8
Roseau County97.8
Sibley County97.0

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Data Source

Water quality data sourced from the EPA Safe Drinking Water Information System (SDWIS) via the ECHO enforcement database. Scores reflect compliance history and health-based violation counts.

Disclaimer: This data is informational only. It is not health, legal, or professional advice. For concerns about your specific water supply, contact your local water utility.

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