Stay updated with real-time air quality in Madison, 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)
27
Good
Madison, New Jersey
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.97 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.97 μg/m³
0
55
155
255
425
605+
20.55 ppb
0
55
71
86
201
201+
0.19 ppb
0
36
76
186
605
1005+
8.49 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Madison, New Jersey
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AQI 25
Good
2.44μg/m³
PM2.5
10.57μg/m³
PM10
27.47ppb
O3
0.19ppb
SO2
4.96ppb
NO2
0.17ppm
CO
AQI 25
Good
2.44μg/m³
PM2.5
10.59μg/m³
PM10
27.13ppb
O3
0.19ppb
SO2
4.96ppb
NO2
0.17ppm
CO
AQI 24
Good
2.48μg/m³
PM2.5
10.58μg/m³
PM10
25.93ppb
O3
0.18ppb
SO2
5.00ppb
NO2
0.17ppm
CO
AQI 24
Good
2.48μg/m³
PM2.5
10.60μg/m³
PM10
26.46ppb
O3
0.19ppb
SO2
4.98ppb
NO2
0.17ppm
CO
AQI 26
Good
2.69μg/m³
PM2.5
10.02μg/m³
PM10
28.14ppb
O3
0.19ppb
SO2
4.72ppb
NO2
0.17ppm
CO
AQI 25
Good
2.48μg/m³
PM2.5
10.60μg/m³
PM10
26.67ppb
O3
0.19ppb
SO2
5.02ppb
NO2
0.17ppm
CO
Air quality measurements for New Jersey, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Madison, New Jersey is updated on an hourly basis.
The worst air quality in Madison, New Jersey was recorded at 02:00:00 on 2025-10-22.
The best air quality in Madison, New Jersey was recorded at 10:00:00 on 2025-10-22.
The real-time air quality index in Madison, New Jersey is 25, currently categorized as Good.
The most common pollutant in Madison, New Jersey is O3.
If the air quality in Madison, New Jersey is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Madison, New Jersey at present are 2.437 μg/m3.
The current PM10 levels in Madison, New Jersey are 10.567 μg/m3.
The current carbon monoxide (CO) level in Madison, New Jersey is 0.171 ppm.
The current sulfur dioxide (SO2) levels in Madison, New Jersey are 0.188 ppb.
The current ozone (O3) levels at Madison, New Jersey is 27.469 ppm.
The current nitrogen dioxide (NO2) levels at Madison, New Jersey is 4.957 ppb.
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