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Current Air Quality
Table of the Latest Data
Table of Latest Data
Click on a station to see the latest hourly readings. (MAP ONLY)
The monitoring system is on Eastern Standard Time (EST) year-round.
If you are viewing it during Eastern Daylight Savings Time (EDST), the data will appear to lag by 1 hour. For example, 2:00 EDST is 1:00 EST.
All data shown here is preliminary and subject to change. It has not been reviewed or edited.
Air Quality Index
Legend
KEY
O3
Ozone
SO2
Sulfer Dioxide
NO2
Nitrogen Dioxide
PM2.5
Particle Matter
CO
Carbon Monoxide
ppm
Parts per Million
ug/m3
Micrograms per Cubic Meter
The following ozone monitoring stations operate only during ozone season (March 1 through October 31);
Ancora,
Clarksboro,
Colliers Mills,
Leonia,
Monmouth University,
Ramapo
Map of the Latest Data
Map of the Latest Data
Click on a station to see the latest hourly readings. (MAP ONLY)
The monitoring system is on Eastern Standard Time (EST) year-round.
If you are viewing it during Eastern Daylight Savings Time (EDST), the data will appear to lag by 1 hour. For example, 2:00 EDST is 1:00 EST.
All data shown here is preliminary and subject to change. It has not been reviewed or edited.
Air Quality Index
Legend
KEY
O3
Ozone
SO2
Sulfer Dioxide
NO2
Nitrogen Dioxide
PM2.5
Particle Matter
CO
Carbon Monoxide
ppm
Parts per Million
ug/m3
Micrograms per Cubic Meter
The following ozone monitoring stations operate only during ozone season (March 1 through October 31);
Ancora,
Clarksboro,
Colliers Mills,
Leonia,
Monmouth University,
Ramapo
Air Quality Forecast
What & How NJDEP Monitors
Air Quality Trends
New Jersey has been monitoring air quality since 1965. Pollution levels have improved significantly over the decades as a result of state, regional and national air pollution reduction efforts. The graphs available below illustrate more recent trends in pollutant concentrations.
Air Quality Data Downloads