City Water Quality Rankings in Minnesota
333 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#289
Morris
County, MN
80 B
#290 Madelia
County, MN
79 B
#291 Pine City
County, MN
79 B
#292 Sauk Centre
County, MN
79 B
#293 Hawley
County, MN
78 B
#294 Preston
County, MN
78 B
#295 Truman
County, MN
78 B
#296 Waverly
County, MN
78 B
#297 Zimmerman
County, MN
78 B
#298 Buhl
County, MN
77 B
#299 Cloquet
County, MN
77 B
#300 Milaca
County, MN
77 B
#301 Chisago City
County, MN
76 B
#302 Dawson
County, MN
76 B
#303 Albertville
County, MN
74 C
#304 Fosston
County, MN
74 C
#305 Lake City
County, MN
74 C
#306 Mapleton
County, MN
74 C
#307 Ortonville
County, MN
74 C
#308 Howard Lake
County, MN
72 C
#309 Winthrop
County, MN
72 C
#310 Welch
County, MN
71 C
#311 Gaylord
County, MN
70 C
#312 Granite Falls
County, MN
70 C
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.