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)
43
Good
Plainsboro, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.46 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
34.53 μg/m³
0
55
155
255
425
605+
45.92 ppb
0
55
71
86
201
201+
0.55 ppb
0
36
76
186
605
1005+
4.12 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Plainsboro, New Jersey
Plainsboro, New Jersey
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AQI 54
Moderate
10.90μg/m³
PM2.5
49.24μg/m³
PM10
30.19ppb
O3
0.42ppb
SO2
4.63ppb
NO2
0.25ppm
CO
AQI 54
Moderate
11.07μg/m³
PM2.5
49.99μg/m³
PM10
30.13ppb
O3
0.42ppb
SO2
4.70ppb
NO2
0.25ppm
CO
AQI 54
Moderate
10.67μg/m³
PM2.5
44.99μg/m³
PM10
33.63ppb
O3
0.41ppb
SO2
3.07ppb
NO2
0.22ppm
CO
AQI 33
Good
5.57μg/m³
PM2.5
24.56μg/m³
PM10
31.62ppb
O3
0.41ppb
SO2
2.23ppb
NO2
0.24ppm
CO
AQI 49
Good
9.08μg/m³
PM2.5
37.13μg/m³
PM10
32.33ppb
O3
0.41ppb
SO2
4.31ppb
NO2
0.22ppm
CO
AQI 32
Good
5.03μg/m³
PM2.5
30.33μg/m³
PM10
34.55ppb
O3
0.41ppb
SO2
3.52ppb
NO2
0.23ppm
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 02:00:00 on 2026-08-12.
In the last 24 hours, the best air quality in Plainsboro, New Jersey was observed at 06:00:00 on 2026-08-12.
As of now, the AQI in Plainsboro, New Jersey is 43, indicating Good conditions.
Plainsboro, New Jersey air has the highest levels of O3.
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 7.457 μg/m3.
The PM10 concentration in Plainsboro, New Jersey is 34.533 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Plainsboro, New Jersey is 0.271 ppm.
Currently, Plainsboro, New Jersey has a sulfur dioxide (SO2) concentration of 0.55 ppb.
The current ozone (O3) level in Plainsboro, New Jersey at the moment is 45.921 ppm.
Nitrogen dioxide (NO2) level in Plainsboro, New Jersey at the moment is 4.123 ppb.
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