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

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.35 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
36.92 μg/m³
0
55
155
255
425
605+
5.34 ppb
0
55
71
86
201
201+
0.60 ppb
0
36
76
186
605
1005+
13.05 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Plainsboro, New Jersey
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AQI 38
Good
7.03μg/m³
PM2.5
31.36μg/m³
PM10
17.29ppb
O3
0.47ppb
SO2
20.45ppb
NO2
0.35ppm
CO
AQI 38
Good
7.11μg/m³
PM2.5
31.72μg/m³
PM10
17.14ppb
O3
0.47ppb
SO2
20.41ppb
NO2
0.35ppm
CO
AQI 44
Good
7.53μg/m³
PM2.5
27.19μg/m³
PM10
30.28ppb
O3
0.47ppb
SO2
20.85ppb
NO2
0.31ppm
CO
AQI 44
Good
7.73μg/m³
PM2.5
28.10μg/m³
PM10
23.51ppb
O3
0.46ppb
SO2
20.46ppb
NO2
0.31ppm
CO
AQI 44
Good
7.93μg/m³
PM2.5
35.31μg/m³
PM10
9.20ppb
O3
0.45ppb
SO2
16.51ppb
NO2
0.31ppm
CO
AQI 49
Good
9.17μg/m³
PM2.5
32.24μg/m³
PM10
30.36ppb
O3
0.45ppb
SO2
21.07ppb
NO2
0.31ppm
CO
Air quality and pollutant data for New Jersey, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Plainsboro, New Jersey is updated every hour for accuracy.
In the past 24 hours, the air quality in Plainsboro, New Jersey was at its worst at 09:00:00 on 2026-03-09.
In the last 24 hours, the best air quality in Plainsboro, New Jersey was observed at 06:00:00 on 2026-03-09.
As of now, the AQI in Plainsboro, New Jersey is 44, indicating Good conditions.
Plainsboro, New Jersey air has the highest levels of PM2.5.
Poor air quality in Plainsboro, New Jersey means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Plainsboro, New Jersey are currently 8.205 μg/m3.
The PM10 concentration in Plainsboro, New Jersey is 33.053 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Plainsboro, New Jersey is 0.288 ppm.
Currently, Plainsboro, New Jersey has a sulfur dioxide (SO2) concentration of 0.522 ppb.
The current ozone (O3) level in Plainsboro, New Jersey at the moment is 13.078 ppm.
Nitrogen dioxide (NO2) level in Plainsboro, New Jersey at the moment is 23.754 ppb.
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