City Water Quality Rankings in Minnesota
333 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#169
Oakdale
County, MN
92 A
#170 Orono
County, MN
92 A
#171 Perham
County, MN
92 A
#172 Shafer
County, MN
92 A
#173 Spring Park
County, MN
92 A
#174 St. Joseph
County, MN
92 A
#175 Aurora
County, MN
91 A
#176 Coleraine
County, MN
91 A
#177 Dayton
County, MN
91 A
#178 Dundas
County, MN
91 A
#179 Edina
County, MN
91 A
#180 Lesueur
County, MN
91 A
#181 Mountain Iron
County, MN
91 A
#182 New London
County, MN
91 A
#183 Shakopee
County, MN
91 A
#184 Silver Bay
County, MN
91 A
#185 Bemidji
County, MN
90 A
#186 Carver
County, MN
90 A
#187 Circle Pines
County, MN
90 A
#188 Collegeville
County, MN
90 A
#189 Faribault
County, MN
90 A
#190 Forest Lake
County, MN
90 A
#191 Fridley
County, MN
90 A
#192 Grand Marais
County, MN
90 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.