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)
56
Moderate
Plainsboro, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.89 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
46.15 μg/m³
0
55
155
255
425
605+
11.76 ppb
0
55
71
86
201
201+
1.66 ppb
0
36
76
186
605
1005+
22.07 ppb
0
54
101
361
1250
2050+
0.59 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Plainsboro, New Jersey
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AQI 38
Good
7.45μg/m³
PM2.5
32.88μg/m³
PM10
7.10ppb
O3
0.65ppb
SO2
21.27ppb
NO2
0.35ppm
CO
AQI 44
Good
7.52μg/m³
PM2.5
33.13μg/m³
PM10
6.92ppb
O3
0.65ppb
SO2
21.29ppb
NO2
0.35ppm
CO
AQI 38
Good
7.47μg/m³
PM2.5
26.95μg/m³
PM10
11.67ppb
O3
0.66ppb
SO2
18.49ppb
NO2
0.31ppm
CO
AQI 49
Good
9.10μg/m³
PM2.5
37.46μg/m³
PM10
8.25ppb
O3
0.65ppb
SO2
14.84ppb
NO2
0.31ppm
CO
AQI 38
Good
7.09μg/m³
PM2.5
26.42μg/m³
PM10
7.68ppb
O3
0.66ppb
SO2
14.97ppb
NO2
0.31ppm
CO
AQI 44
Good
7.59μg/m³
PM2.5
26.85μg/m³
PM10
6.10ppb
O3
0.65ppb
SO2
14.90ppb
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 03:00:00 on 2026-03-09.
In the last 24 hours, the best air quality in Plainsboro, New Jersey was observed at 04:00:00 on 2026-03-10.
As of now, the AQI in Plainsboro, New Jersey is 38, 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 7.498 μg/m3.
The PM10 concentration in Plainsboro, New Jersey is 29.549 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Plainsboro, New Jersey is 0.366 ppm.
Currently, Plainsboro, New Jersey has a sulfur dioxide (SO2) concentration of 0.844 ppb.
The current ozone (O3) level in Plainsboro, New Jersey at the moment is 5.303 ppm.
Nitrogen dioxide (NO2) level in Plainsboro, New Jersey at the moment is 16.96 ppb.
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