City Water Quality Rankings in Minnesota
333 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#97
Owatonna
County, MN
98 A
#98 Park Rapids
County, MN
98 A
#99 Plymouth
County, MN
98 A
#100 Rochester
County, MN
98 A
#101 Rogers
County, MN
98 A
#102 Springfield
County, MN
98 A
#103 St. Augusta
County, MN
98 A
#104 Tracy
County, MN
98 A
#105 Two Harbors
County, MN
98 A
#106 Vadnais Heights
County, MN
98 A
#107 Virginia
County, MN
98 A
#108 Wayzata
County, MN
98 A
#109 Windom
County, MN
98 A
#110 Winnebago
County, MN
98 A
#111 Worthington
County, MN
98 A
#112 Duluth
County, MN
97 A
#113 Farmington
County, MN
97 A
#114 Sandstone
County, MN
97 A
#115 Brooklyn Park
County, MN
96 A
#116 Carver
County, MN
96 A
#117 Crookston
County, MN
96 A
#118 Dassel
County, MN
96 A
#119 Fairmont
County, MN
96 A
#120 International Falls
County, MN
96 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.