WaterQ

City Water Quality Rankings in Michigan

400 cities ranked by drinking water quality.

Popular city water quality comparisons

Trending Cities

#289
Portland
County, MI
88 B
#290
Ravenna
County, MI
88 B
#291
Reading
County, MI
88 B
#292
Roscommon
County, MI
88 B
#293
Schoolcraft
County, MI
88 B
#294
Shelbyville
County, MI
88 B
#295
Three Rivers
County, MI
88 B
#296
White Cloud
County, MI
88 B
#297
Woodhaven
County, MI
88 B
#298
Berrien Springs
County, MI
87 B
#299
Coleman
County, MI
87 B
#300
Middleville
County, MI
87 B
#301
Newberry
County, MI
87 B
#302
Niles
County, MI
87 B
#303
Bangor
County, MI
86 B
#304
Flushing
County, MI
86 B
#305
Holton
County, MI
86 B
#306
Marcellus
County, MI
86 B
#307
Marquette
County, MI
86 B
#308
Mattawan
County, MI
86 B
#309
Oxford
County, MI
86 B
#310
Sidney
County, MI
86 B
#311
St. Louis
County, MI
86 B
#312
Swartz Creek
County, MI
86 B

Frequently Asked Questions

How are city water quality rankings calculated in Michigan?

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 Michigan?

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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