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)
39
Good
Metuchen, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.69 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.69 μg/m³
0
55
155
255
425
605+
42.12 ppb
0
55
71
86
201
201+
0.77 ppb
0
36
76
186
605
1005+
13.25 ppb
0
54
101
361
1250
2050+
0.33 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Metuchen, New Jersey
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AQI 49
Good
9.46μg/m³
PM2.5
48.06μg/m³
PM10
38.11ppb
O3
0.79ppb
SO2
12.09ppb
NO2
0.33ppm
CO
AQI 39
Good
6.35μg/m³
PM2.5
28.03μg/m³
PM10
42.39ppb
O3
0.77ppb
SO2
13.11ppb
NO2
0.33ppm
CO
AQI 44
Good
8.46μg/m³
PM2.5
43.42μg/m³
PM10
37.14ppb
O3
0.78ppb
SO2
9.90ppb
NO2
0.33ppm
CO
AQI 49
Good
9.46μg/m³
PM2.5
48.06μg/m³
PM10
38.11ppb
O3
0.79ppb
SO2
12.09ppb
NO2
0.33ppm
CO
AQI 49
Good
8.60μg/m³
PM2.5
33.85μg/m³
PM10
39.50ppb
O3
0.79ppb
SO2
12.12ppb
NO2
0.32ppm
CO
AQI 39
Good
6.77μg/m³
PM2.5
30.10μg/m³
PM10
42.38ppb
O3
0.77ppb
SO2
13.35ppb
NO2
0.33ppm
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 04:00:00 on 2026-03-10.
The best air quality in Metuchen, New Jersey was recorded at 02:00:00 on 2026-03-10.
The real-time air quality index in Metuchen, New Jersey is 39, 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 6.694 μg/m3.
The current PM10 levels in Metuchen, New Jersey are 29.688 μg/m3.
The current carbon monoxide (CO) level in Metuchen, New Jersey is 0.33 ppm.
The current sulfur dioxide (SO2) levels in Metuchen, New Jersey are 0.769 ppb.
The current ozone (O3) levels at Metuchen, New Jersey is 42.115 ppm.
The current nitrogen dioxide (NO2) levels at Metuchen, New Jersey is 13.254 ppb.
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