Stay updated with real-time air quality in Branchburg, 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)
31
Good
Branchburg, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.23 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.06 μg/m³
0
55
155
255
425
605+
33.75 ppb
0
55
71
86
201
201+
0.47 ppb
0
36
76
186
605
1005+
3.16 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Branchburg, New Jersey
Branchburg, New Jersey
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AQI 30
Good
5.00μg/m³
PM2.5
12.60μg/m³
PM10
32.08ppb
O3
0.54ppb
SO2
2.85ppb
NO2
0.15ppm
CO
AQI 30
Good
4.62μg/m³
PM2.5
13.08μg/m³
PM10
32.48ppb
O3
0.54ppb
SO2
3.52ppb
NO2
0.15ppm
CO
AQI 33
Good
6.11μg/m³
PM2.5
27.08μg/m³
PM10
33.11ppb
O3
0.47ppb
SO2
3.10ppb
NO2
0.14ppm
CO
AQI 30
Good
5.00μg/m³
PM2.5
12.60μg/m³
PM10
32.08ppb
O3
0.54ppb
SO2
2.85ppb
NO2
0.15ppm
CO
AQI 30
Good
4.39μg/m³
PM2.5
13.06μg/m³
PM10
31.99ppb
O3
0.55ppb
SO2
3.53ppb
NO2
0.15ppm
CO
AQI 29
Good
3.94μg/m³
PM2.5
8.19μg/m³
PM10
31.25ppb
O3
0.59ppb
SO2
3.68ppb
NO2
0.14ppm
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 Branchburg, New Jersey is updated every hour.
The worst air quality in Branchburg, New Jersey in the last 24 hours was observed at 06:00:00 on 2026-01-23.
In the last 24 hrs, the best air quality in Branchburg, New Jersey was observed at 02:00:00 on 2026-01-23.
The current air quality in Branchburg, New Jersey is 31, categorized as Good based on real-time data.
The most common pollutant in Branchburg, New Jersey is O3.
If the air quality in Branchburg, New Jersey is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Branchburg, New Jersey is 5.227 μg/m3.
The current PM10 concentration at Branchburg, New Jersey is 23.061 μg/m3.
The current carbon monoxide (CO) concentration at Branchburg, New Jersey is 0.194 ppm.
The current sulfur dioxide (SO2) concentration at Branchburg, New Jersey is 0.475 ppb.
The current ozone (O3) concentration at Branchburg, New Jersey is 33.749 ppm.
The current nitrogen dioxide (NO2) concentration at Branchburg, New Jersey is 3.159 ppb.
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