City Water Quality Rankings in New Jersey
266 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#121
Jackson
County, NJ
81 B
#122 Netcong
County, NJ
81 B
#123 Allamuchy Township
County, NJ
80 B
#124 Brant Beach
County, NJ
80 B
#125 Fiar Lawn
County, NJ
80 B
#126 Franklin
County, NJ
80 B
#127 Gloucester
County, NJ
80 B
#128 Sayreville
County, NJ
80 B
#129 Glen Gardner
County, NJ
79 B
#130 Seabrook
County, NJ
79 B
#131 Stanhope
County, NJ
79 B
#132 Hackettstown
County, NJ
78 B
#133 Maple Shade
County, NJ
78 B
#134 Pitman
County, NJ
78 B
#135 Ventor City
County, NJ
78 B
#136 Whitehouse Station
County, NJ
78 B
#137 Florham Park
County, NJ
77 B
#138 Brooklawn
County, NJ
76 B
#139 Highland Lakes
County, NJ
76 B
#140 Mansquan
County, NJ
76 B
#141 Westville
County, NJ
76 B
#142 Woodbridge
County, NJ
76 B
#143 Boonton
County, NJ
75 B
#144 Point Pleaseant Beach
County, NJ
75 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.