City Water Quality Rankings
11,696 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#745
Muskgon
County, MI
100 A
#746 Nags Head
County, NC
100 A
#747 Nas Whidbey Island
County, WA
100 A
#748 Nassau
County, NY
100 A
#749 Nebraksa City
County, NE
100 A
#750 New Boston
County, MI
100 A
#751 New Brighton
County, MN
100 A
#752 New Castle
County, KY
100 A
#753 New Hyde Park
County, NY
100 A
#754 New Kent
County, VA
100 A
#755 New Market
County, VA
100 A
#756 New Philadelphia
County, OH
100 A
#757 New Prague
County, MN
100 A
#758 New Site
County, AL
100 A
#759 New Waterford
County, OH
100 A
#760 New York Mills
County, MN
100 A
#761 Newaygo
County, MI
100 A
#762 Newburgh
County, IN
100 A
#763 Newcastle
County, WA
100 A
#764 Newfane
County, NY
100 A
#765 Newman Lake
County, WA
100 A
#766 Newport
County, AR
100 A
#767 Newport
County, MI
100 A
#768 Newton
County, IL
100 A
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.