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)
49
Good
Jefferson, New Jersey
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
8.69 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
38.27 μg/m³
0
55
155
255
425
605+
22.75 ppb
0
55
71
86
201
201+
0.38 ppb
0
36
76
186
605
1005+
7.90 ppb
0
54
101
361
1250
2050+
0.45 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Jefferson, New Jersey
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AQI 44
Good
8.42μg/m³
PM2.5
45.31μg/m³
PM10
45.55ppb
O3
1.78ppb
SO2
7.54ppb
NO2
0.38ppm
CO
AQI 56
Moderate
12.09μg/m³
PM2.5
45.54μg/m³
PM10
31.38ppb
O3
1.65ppb
SO2
10.24ppb
NO2
0.39ppm
CO
AQI 49
Good
8.96μg/m³
PM2.5
38.40μg/m³
PM10
39.11ppb
O3
2.16ppb
SO2
14.04ppb
NO2
0.34ppm
CO
AQI 44
Good
8.43μg/m³
PM2.5
35.95μg/m³
PM10
39.14ppb
O3
2.19ppb
SO2
15.38ppb
NO2
0.33ppm
CO
AQI 58
Moderate
12.60μg/m³
PM2.5
41.91μg/m³
PM10
38.53ppb
O3
2.15ppb
SO2
6.98ppb
NO2
0.38ppm
CO
AQI 52
Moderate
10.41μg/m³
PM2.5
46.52μg/m³
PM10
34.46ppb
O3
1.91ppb
SO2
4.66ppb
NO2
0.39ppm
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 02:00:00 on 2025-07-29.
In the last 24 hrs, the best air quality in Jefferson, New Jersey was observed at 01:00:00 on 2025-07-30.
The current air quality in Jefferson, New Jersey is 52, categorized as Moderate based on real-time data.
The most common pollutant in Jefferson, New Jersey is PM2.5.
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 9.733 μg/m3.
The current PM10 concentration at Jefferson, New Jersey is 44.659 μg/m3.
The current carbon monoxide (CO) concentration at Jefferson, New Jersey is 0.379 ppm.
The current sulfur dioxide (SO2) concentration at Jefferson, New Jersey is 1.744 ppb.
The current ozone (O3) concentration at Jefferson, New Jersey is 44.702 ppm.
The current nitrogen dioxide (NO2) concentration at Jefferson, New Jersey is 7.436 ppb.
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