City Water Quality Rankings in New Jersey
266 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#73
Burlington
County, NJ
87 B
#74 Harvey Cedars
County, NJ
87 B
#75 Ledgewood
County, NJ
87 B
#76 Mays Landing
County, NJ
87 B
#77 Newton
County, NJ
87 B
#78 Parsippany
County, NJ
87 B
#79 Vernon
County, NJ
87 B
#80 Atlantic Highlands
County, NJ
86 B
#81 Brick Twp
County, NJ
86 B
#82 Fairfield
County, NJ
86 B
#83 Frenchtown
County, NJ
86 B
#84 Harrison
County, NJ
86 B
#85 Little Egg Harbor
County, NJ
86 B
#86 Lyndhurst
County, NJ
86 B
#87 Milford Boro
County, NJ
86 B
#88 Miount Laurel
County, NJ
86 B
#89 Old Bridge
County, NJ
86 B
#90 Seaside Park
County, NJ
86 B
#91 Short Hills
County, NJ
86 B
#92 West Cape May
County, NJ
86 B
#93 Hardyston Twp
County, NJ
85 B
#94 Hoboken
County, NJ
85 B
#95 Riverdale
County, NJ
85 B
#96 Tinton Falls
County, NJ
85 B
Frequently Asked Questions
How are city water quality rankings calculated in New Jersey?
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 New Jersey?
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.