Stay updated with real-time air quality in Somerville, 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)
44
Good
Somerville, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.33 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
42.21 μg/m³
0
55
155
255
425
605+
23.20 ppb
0
55
71
86
201
201+
0.28 ppb
0
36
76
186
605
1005+
18.38 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Somerville, New Jersey
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AQI 33
Good
6.43μg/m³
PM2.5
26.60μg/m³
PM10
25.51ppb
O3
0.27ppb
SO2
17.30ppb
NO2
0.26ppm
CO
AQI 44
Good
7.80μg/m³
PM2.5
30.97μg/m³
PM10
24.84ppb
O3
0.27ppb
SO2
17.82ppb
NO2
0.25ppm
CO
AQI 44
Good
7.77μg/m³
PM2.5
34.06μg/m³
PM10
24.81ppb
O3
0.28ppb
SO2
20.08ppb
NO2
0.26ppm
CO
AQI 33
Good
6.42μg/m³
PM2.5
26.56μg/m³
PM10
25.53ppb
O3
0.27ppb
SO2
14.18ppb
NO2
0.25ppm
CO
AQI 44
Good
8.03μg/m³
PM2.5
35.28μg/m³
PM10
23.46ppb
O3
0.27ppb
SO2
11.79ppb
NO2
0.27ppm
CO
AQI 44
Good
7.77μg/m³
PM2.5
34.06μg/m³
PM10
24.81ppb
O3
0.28ppb
SO2
20.08ppb
NO2
0.26ppm
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 Somerville, New Jersey is updated every hour.
The worst air quality in Somerville, New Jersey in the last 24 hours was observed at 03:00:00 on 2026-03-07.
In the last 24 hrs, the best air quality in Somerville, New Jersey was observed at 08:00:00 on 2026-03-06.
The current air quality in Somerville, New Jersey is 38, categorized as Good based on real-time data.
The most common pollutant in Somerville, New Jersey is PM2.5.
If the air quality in Somerville, New Jersey is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Somerville, New Jersey is 7.314 μg/m3.
The current PM10 concentration at Somerville, New Jersey is 33.833 μg/m3.
The current carbon monoxide (CO) concentration at Somerville, New Jersey is 0.253 ppm.
The current sulfur dioxide (SO2) concentration at Somerville, New Jersey is 0.33 ppb.
The current ozone (O3) concentration at Somerville, New Jersey is 24.138 ppm.
The current nitrogen dioxide (NO2) concentration at Somerville, New Jersey is 17.887 ppb.
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