Air Quality
Good
Water Violations
12
Active Permits
3
Air quality in Monmouth County is rated good with a median AQI of 37 (145 days measured in 2025). 7 community water systems serve the area, with 12 recent violations in the last 5 years.
Air Quality — Monmouth County (2025)i
AQSThe Air Quality Index measures how clean or polluted the air is on a given day. AQI is reported at the county level. A score of 0-50 is considered good; 51-100 is moderate; above 100 may be unhealthy for sensitive groups.
Median AQI
PM2.5 Daysi
0Ozone Daysi
145Drinking Wateri
SDWISPublic water systems registered to serve this area. Community systems (CWS) provide water to residents year-round. Violations indicate a system failed to meet federal drinking water standards.
Community Systemsi
7Active Systemsi
8Recent Violationsi
12Recent Violations (Last 5 Years)
VEOLIA WATER NEW JERSEY COLTS NECK
MANALAPAN TWP - KNOB HILL
VEOLIA WATER NEW JERSEY MATCHAPONIX
MANALAPAN TWP- MILLHURST
MANALAPAN TWP WD TRACY STATION
Historical Violations (Over 5 Years Ago)
MARIANNE MANOR