City Water Quality Rankings in Kentucky
235 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#169
Mt Vernon
County, KY
56 D
#170 Nicholasville
County, KY
54 D
#171 Booneville
County, KY
52 D
#172 Frenchburg
County, KY
52 D
#173 Russell Springs
County, KY
52 D
#174 Hopkinsville
County, KY
50 D
#175 London
County, KY
50 D
#176 Salem
County, KY
50 D
#177 Beaver Dam
County, KY
49 D
#178 Mt Sterling
County, KY
49 D
#179 Ashland
County, KY
48 D
#180 Wurtland
County, KY
48 D
#181 Berea
County, KY
46 D
#182 Versailles
County, KY
46 D
#183 Franklin
County, KY
44 F
#184 Hartford
County, KY
43 F
#185 Lacenter
County, KY
43 F
#186 Princeton
County, KY
43 F
#187 Owensboro
County, KY
41 F
#188 Campbellsville
County, KY
40 F
#189 Ledbetter
County, KY
40 F
#190 Vine Grove
County, KY
40 F
#191 Hanson
County, KY
38 F
#192 Kevil
County, KY
37 F
Frequently Asked Questions
How are city water quality rankings calculated in Kentucky?
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 Kentucky?
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.