WaterQ

City Water Quality Rankings in Minnesota

333 cities ranked by drinking water quality.

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Popular city water quality comparisons

Aitkin, MN vs Andover, MN Compare → Atwater, MN vs Avon, MN Compare → Baxter, MN vs Benson, MN Compare → Blue Earth, MN vs Braham, MN Compare →

Trending Cities

Fairbanks, AK Fresno, CA San Jose, CA Sacramento, CA San Francisco, CA Houston, TX Fargo, ND
#145
Mayer
County, MN
95 A
#146
St. Joseph
County, MN
95 A
#147
Warren
County, MN
95 A
#148
Apple Valley
County, MN
94 A
#149
Brainerd
County, MN
94 A
#150
Breckenridge
County, MN
94 A
#151
Buffalo
County, MN
94 A
#152
Champlin
County, MN
94 A
#153
Chaska
County, MN
94 A
#154
Chisholm
County, MN
94 A
#155
Cold Spring
County, MN
94 A
#156
Cottage Grove
County, MN
94 A
#157
Eyota
County, MN
94 A
#158
Grand Meadow
County, MN
94 A
#159
Hopkins
County, MN
94 A
#160
Keewatin
County, MN
94 A
#161
New Hope
County, MN
94 A
#162
New Ulm
County, MN
94 A
#163
Paynesville
County, MN
94 A
#164
Redwood Falls
County, MN
94 A
#165
Roseau
County, MN
94 A
#166
Sherburn
County, MN
94 A
#167
Silver Bay
County, MN
94 A
#168
St. Bonifacius
County, MN
94 A

Frequently Asked Questions

How are city water quality rankings calculated in Minnesota?

WaterQ city rankings are based on EPA SDWIS data across local public water systems, including contaminant detections, compliance violations, and recency-weighted score signals.

Can I compare two cities in Minnesota?

Yes. Use the city comparison links on this page or open the Compare tool to evaluate two cities side by side on score, grade, and water system coverage.

How often does WaterQ refresh city data?

City-level metrics refresh when new EPA data is processed. Check city pages for latest score and violation context.

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