City Water Quality Rankings in Indiana
304 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#169
New Castle
County, IN
87 B
#170 Scottsburg
County, IN
87 B
#171 Shelburn
County, IN
87 B
#172 Sunman
County, IN
87 B
#173 Wolcott
County, IN
87 B
#174 Brownsburg
County, IN
86 B
#175 Cannelton
County, IN
86 B
#176 Dugger
County, IN
86 B
#177 Elwood
County, IN
86 B
#178 Hamilton
County, IN
86 B
#179 Kingsford Heights
County, IN
86 B
#180 Milford
County, IN
86 B
#181 Mitchell
County, IN
86 B
#182 Monticello
County, IN
86 B
#183 Otwell
County, IN
86 B
#184 Yorktown
County, IN
86 B
#185 Dayton
County, IN
85 B
#186 Frankton
County, IN
85 B
#187 Kendallville
County, IN
85 B
#188 Knox
County, IN
85 B
#189 Nashville
County, IN
85 B
#190 Walton
County, IN
85 B
#191 Churubusco
County, IN
84 B
#192 Dale
County, IN
84 B
Frequently Asked Questions
How are city water quality rankings calculated in Indiana?
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 Indiana?
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.