Stay updated with real-time air quality in Metuchen, 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)
29
Good
Metuchen, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.41 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.43 μg/m³
0
55
155
255
425
605+
30.93 ppb
0
55
71
86
201
201+
0.24 ppb
0
36
76
186
605
1005+
4.93 ppb
0
54
101
361
1250
2050+
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Metuchen, New Jersey
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AQI 29
Good
5.45μg/m³
PM2.5
24.43μg/m³
PM10
30.94ppb
O3
0.34ppb
SO2
3.21ppb
NO2
0.15ppm
CO
AQI 29
Good
4.02μg/m³
PM2.5
17.58μg/m³
PM10
31.03ppb
O3
0.20ppb
SO2
5.65ppb
NO2
0.13ppm
CO
AQI 31
Good
4.08μg/m³
PM2.5
15.24μg/m³
PM10
33.48ppb
O3
0.37ppb
SO2
5.44ppb
NO2
0.15ppm
CO
AQI 33
Good
5.97μg/m³
PM2.5
26.88μg/m³
PM10
30.98ppb
O3
0.39ppb
SO2
2.38ppb
NO2
0.15ppm
CO
AQI 33
Good
5.94μg/m³
PM2.5
26.74μg/m³
PM10
30.97ppb
O3
0.38ppb
SO2
2.43ppb
NO2
0.15ppm
CO
AQI 29
Good
3.85μg/m³
PM2.5
16.66μg/m³
PM10
30.95ppb
O3
0.20ppb
SO2
5.76ppb
NO2
0.13ppm
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 Metuchen, New Jersey is updated on an hourly basis.
The worst air quality in Metuchen, New Jersey was recorded at 06:00:00 on 2026-02-11.
The best air quality in Metuchen, New Jersey was recorded at 07:00:00 on 2026-02-12.
The real-time air quality index in Metuchen, New Jersey is 29, currently categorized as Good.
The most common pollutant in Metuchen, New Jersey is O3.
If the air quality in Metuchen, New Jersey is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Metuchen, New Jersey at present are 4.405 μg/m3.
The current PM10 levels in Metuchen, New Jersey are 19.426 μg/m3.
The current carbon monoxide (CO) level in Metuchen, New Jersey is 0.134 ppm.
The current sulfur dioxide (SO2) levels in Metuchen, New Jersey are 0.24 ppb.
The current ozone (O3) levels at Metuchen, New Jersey is 30.934 ppm.
The current nitrogen dioxide (NO2) levels at Metuchen, New Jersey is 4.931 ppb.
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