City Water Quality Rankings
11,696 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#7489
Meadville
County, MS
79 B
#7490 Mineral Wells
County, WV
79 B
#7491 Minocqua
County, WI
79 B
#7492 Monaca
County, PA
79 B
#7493 Montpelier
County, VT
79 B
#7494 Morton
County, MS
79 B
#7495 Mosca
County, CO
79 B
#7496 Mount Morris
County, PA
79 B
#7497 Mount Vernon
County, MO
79 B
#7498 Nettleton
County, MS
79 B
#7499 Nevada
County, MO
79 B
#7500 New Concord
County, OH
79 B
#7501 Newport Beach
County, CA
79 B
#7502 Ocoee
County, TN
79 B
#7503 Orem
County, UT
79 B
#7504 Osceola
County, WI
79 B
#7505 Palmer Lake
County, CO
79 B
#7506 Parker
County, IN
79 B
#7507 Patrick Air Force Base
County, FL
79 B
#7508 Paxton
County, FL
79 B
#7509 Pocahontas
County, AR
79 B
#7510 Polk City
County, FL
79 B
#7511 Puckett
County, MS
79 B
#7512 Queensbury
County, NY
79 B
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.