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)
62
Moderate
Somerville, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
14.80 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
51.62 μg/m³
0
55
155
255
425
605+
19.82 ppb
0
55
71
86
201
201+
0.71 ppb
0
36
76
186
605
1005+
8.04 ppb
0
54
101
361
1250
2050+
0.50 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Somerville, New Jersey
Somerville, New Jersey
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AQI 49
Good
9.34μg/m³
PM2.5
44.88μg/m³
PM10
26.11ppb
O3
0.71ppb
SO2
9.68ppb
NO2
0.46ppm
CO
AQI 49
Good
9.40μg/m³
PM2.5
43.12μg/m³
PM10
26.90ppb
O3
0.70ppb
SO2
11.18ppb
NO2
0.47ppm
CO
AQI 49
Good
9.30μg/m³
PM2.5
44.71μg/m³
PM10
26.21ppb
O3
0.73ppb
SO2
9.57ppb
NO2
0.46ppm
CO
AQI 52
Moderate
9.85μg/m³
PM2.5
44.86μg/m³
PM10
26.07ppb
O3
0.70ppb
SO2
9.74ppb
NO2
0.47ppm
CO
AQI 49
Good
9.17μg/m³
PM2.5
41.03μg/m³
PM10
23.69ppb
O3
0.66ppb
SO2
10.93ppb
NO2
0.41ppm
CO
AQI 49
Good
9.30μg/m³
PM2.5
44.71μg/m³
PM10
26.21ppb
O3
0.73ppb
SO2
9.57ppb
NO2
0.46ppm
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 08:00:00 on 2025-12-07.
In the last 24 hrs, the best air quality in Somerville, New Jersey was observed at 10:00:00 on 2025-12-07.
The current air quality in Somerville, New Jersey is 49, 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 9.162 μg/m3.
The current PM10 concentration at Somerville, New Jersey is 34.52 μg/m3.
The current carbon monoxide (CO) concentration at Somerville, New Jersey is 0.465 ppm.
The current sulfur dioxide (SO2) concentration at Somerville, New Jersey is 0.836 ppb.
The current ozone (O3) concentration at Somerville, New Jersey is 25.907 ppm.
The current nitrogen dioxide (NO2) concentration at Somerville, New Jersey is 13.066 ppb.
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