Stay updated with real-time air quality in Jefferson, New Jersey featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
32
Good
Jefferson, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.77 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.40 μg/m³
0
55
155
255
425
605+
35.06 ppb
0
55
71
86
201
201+
0.68 ppb
0
36
76
186
605
1005+
5.85 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Jefferson, New Jersey
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AQI 32
Good
2.77μg/m³
PM2.5
11.24μg/m³
PM10
35.01ppb
O3
0.67ppb
SO2
6.02ppb
NO2
0.26ppm
CO
AQI 32
Good
2.13μg/m³
PM2.5
16.09μg/m³
PM10
35.34ppb
O3
0.69ppb
SO2
4.72ppb
NO2
0.27ppm
CO
AQI 31
Good
2.93μg/m³
PM2.5
13.37μg/m³
PM10
33.69ppb
O3
0.66ppb
SO2
6.17ppb
NO2
0.26ppm
CO
AQI 31
Good
3.05μg/m³
PM2.5
16.00μg/m³
PM10
33.58ppb
O3
0.64ppb
SO2
5.79ppb
NO2
0.24ppm
CO
AQI 32
Good
2.72μg/m³
PM2.5
13.26μg/m³
PM10
35.21ppb
O3
0.67ppb
SO2
4.04ppb
NO2
0.26ppm
CO
AQI 34
Good
2.54μg/m³
PM2.5
10.43μg/m³
PM10
36.61ppb
O3
0.69ppb
SO2
5.77ppb
NO2
0.27ppm
CO
Air quality data and pollutant measurements for New Jersey, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Jefferson, New Jersey is updated every hour.
The worst air quality in Jefferson, New Jersey in the last 24 hours was observed at 01:00:00 on 2026-03-12.
In the last 24 hrs, the best air quality in Jefferson, New Jersey was observed at 03:00:00 on 2026-03-12.
The current air quality in Jefferson, New Jersey is 32, categorized as Good based on real-time data.
The most common pollutant in Jefferson, New Jersey is O3.
If the air quality in Jefferson, New Jersey is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Jefferson, New Jersey is 2.774 μg/m3.
The current PM10 concentration at Jefferson, New Jersey is 11.405 μg/m3.
The current carbon monoxide (CO) concentration at Jefferson, New Jersey is 0.263 ppm.
The current sulfur dioxide (SO2) concentration at Jefferson, New Jersey is 0.675 ppb.
The current ozone (O3) concentration at Jefferson, New Jersey is 35.061 ppm.
The current nitrogen dioxide (NO2) concentration at Jefferson, New Jersey is 5.853 ppb.
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