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)
33
Good
Branchburg, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.51 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.16 μg/m³
0
55
155
255
425
605+
11.19 ppb
0
55
71
86
201
201+
0.47 ppb
0
36
76
186
605
1005+
5.08 ppb
0
54
101
361
1250
2050+
0.28 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 38
Good
6.98μg/m³
PM2.5
34.71μg/m³
PM10
15.51ppb
O3
0.56ppb
SO2
5.33ppb
NO2
0.30ppm
CO
AQI 38
Good
6.94μg/m³
PM2.5
32.95μg/m³
PM10
16.65ppb
O3
0.56ppb
SO2
5.61ppb
NO2
0.30ppm
CO
AQI 33
Good
6.08μg/m³
PM2.5
20.74μg/m³
PM10
15.80ppb
O3
0.51ppb
SO2
5.61ppb
NO2
0.27ppm
CO
AQI 38
Good
6.98μg/m³
PM2.5
34.71μg/m³
PM10
15.51ppb
O3
0.56ppb
SO2
5.33ppb
NO2
0.30ppm
CO
AQI 38
Good
7.27μg/m³
PM2.5
31.10μg/m³
PM10
15.98ppb
O3
0.57ppb
SO2
5.77ppb
NO2
0.30ppm
CO
AQI 38
Good
6.55μg/m³
PM2.5
29.62μg/m³
PM10
15.50ppb
O3
0.60ppb
SO2
5.90ppb
NO2
0.30ppm
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 08:00:00 on 2026-08-05.
In the last 24 hrs, the best air quality in Branchburg, New Jersey was observed at 03:00:00 on 2026-08-06.
The current air quality in Branchburg, New Jersey is 27, categorized as Good based on real-time data.
The most common pollutant in Branchburg, New Jersey is PM2.5.
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 5.173 μg/m3.
The current PM10 concentration at Branchburg, New Jersey is 22.231 μg/m3.
The current carbon monoxide (CO) concentration at Branchburg, New Jersey is 0.282 ppm.
The current sulfur dioxide (SO2) concentration at Branchburg, New Jersey is 0.36 ppb.
The current ozone (O3) concentration at Branchburg, New Jersey is 11.764 ppm.
The current nitrogen dioxide (NO2) concentration at Branchburg, New Jersey is 4.034 ppb.
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