City Water Quality Rankings
11,561 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#9889
Berryville
County, VA
48 D
#9890 Beverly
County, WV
48 D
#9891 Bountiful
County, UT
48 D
#9892 Brigantine
County, NJ
48 D
#9893 Buena Vista
County, GA
48 D
#9894 Burnham
County, IL
48 D
#9895 Burns Flat
County, OK
48 D
#9896 Bushland
County, TX
48 D
#9897 Cameron
County, TX
48 D
#9898 Carmi
County, IL
48 D
#9899 Colon
County, MI
48 D
#9900 Concordia
County, MO
48 D
#9901 Coweta
County, OK
48 D
#9902 Crete
County, IL
48 D
#9903 Crockett
County, TX
48 D
#9904 Dolan Springs
County, AZ
48 D
#9905 Downsville
County, LA
48 D
#9906 East Berlin
County, PA
48 D
#9907 Easthampton
County, MA
48 D
#9908 Edinburg
County, TX
48 D
#9909 Fairfield
County, TX
48 D
#9910 Fort Still
County, OK
48 D
#9911 Gardner
County, MA
48 D
#9912 Goldsby
County, OK
48 D
Frequently Asked Questions
How are city water quality rankings calculated?
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 US cities directly?
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.