City Water Quality Rankings
11,696 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#5761
Netarts
County, OR
87 B
#5762 New Castle
County, IN
87 B
#5763 New Franklin
County, MO
87 B
#5764 Newbern
County, TN
87 B
#5765 Newberry
County, MI
87 B
#5766 Newton
County, NJ
87 B
#5767 Niles
County, MI
87 B
#5768 North Beach
County, MD
87 B
#5769 North Fort Myers
County, FL
87 B
#5770 North Kansas City
County, MO
87 B
#5771 Norwich
County, CT
87 B
#5772 Nunda
County, NY
87 B
#5773 Oconto Falls
County, WI
87 B
#5774 Onalaska
County, WI
87 B
#5775 Orofino
County, ID
87 B
#5776 Orongo
County, MO
87 B
#5777 Palm Beach Gardens
County, FL
87 B
#5778 Panacea
County, FL
87 B
#5779 Park City
County, UT
87 B
#5780 Parsippany
County, NJ
87 B
#5781 Philipsburg
County, PA
87 B
#5782 Platina
County, CA
87 B
#5783 Pottsville
County, AR
87 B
#5784 Racine
County, WI
87 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.