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)
54
Moderate
Plainsboro, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.84 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
50.14 μg/m³
0
55
155
255
425
605+
26.71 ppb
0
55
71
86
201
201+
1.27 ppb
0
36
76
186
605
1005+
8.09 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 56
Moderate
11.53μg/m³
PM2.5
51.35μg/m³
PM10
28.95ppb
O3
1.24ppb
SO2
8.89ppb
NO2
0.28ppm
CO
AQI 56
Moderate
11.55μg/m³
PM2.5
51.47μg/m³
PM10
28.70ppb
O3
1.23ppb
SO2
8.94ppb
NO2
0.28ppm
CO
AQI 54
Moderate
10.90μg/m³
PM2.5
50.08μg/m³
PM10
27.27ppb
O3
1.27ppb
SO2
8.27ppb
NO2
0.27ppm
CO
AQI 54
Moderate
10.71μg/m³
PM2.5
47.91μg/m³
PM10
32.35ppb
O3
1.36ppb
SO2
6.96ppb
NO2
0.33ppm
CO
AQI 56
Moderate
12.00μg/m³
PM2.5
54.75μg/m³
PM10
27.81ppb
O3
1.26ppb
SO2
7.95ppb
NO2
0.26ppm
CO
AQI 54
Moderate
10.87μg/m³
PM2.5
50.18μg/m³
PM10
31.96ppb
O3
1.32ppb
SO2
7.05ppb
NO2
0.32ppm
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 03:00:00 on 2026-06-18.
In the last 24 hours, the best air quality in Plainsboro, New Jersey was observed at 10:00:00 on 2026-06-18.
As of now, the AQI in Plainsboro, New Jersey is 54, indicating Moderate 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 10.841 μg/m3.
The PM10 concentration in Plainsboro, New Jersey is 50.14 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Plainsboro, New Jersey is 0.265 ppm.
Currently, Plainsboro, New Jersey has a sulfur dioxide (SO2) concentration of 1.268 ppb.
The current ozone (O3) level in Plainsboro, New Jersey at the moment is 26.706 ppm.
Nitrogen dioxide (NO2) level in Plainsboro, New Jersey at the moment is 8.087 ppb.
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