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

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.68 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
25.51 μg/m³
0
55
155
255
425
605+
29.80 ppb
0
55
71
86
201
201+
1.41 ppb
0
36
76
186
605
1005+
14.00 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Plainfield, New Jersey
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AQI 33
Good
5.93μg/m³
PM2.5
26.56μg/m³
PM10
29.83ppb
O3
1.39ppb
SO2
15.07ppb
NO2
0.24ppm
CO
AQI 33
Good
6.00μg/m³
PM2.5
25.97μg/m³
PM10
29.39ppb
O3
1.44ppb
SO2
15.38ppb
NO2
0.24ppm
CO
AQI 33
Good
5.68μg/m³
PM2.5
25.51μg/m³
PM10
29.80ppb
O3
1.41ppb
SO2
14.00ppb
NO2
0.24ppm
CO
AQI 33
Good
5.82μg/m³
PM2.5
25.75μg/m³
PM10
30.35ppb
O3
1.41ppb
SO2
14.78ppb
NO2
0.24ppm
CO
AQI 33
Good
5.57μg/m³
PM2.5
24.72μg/m³
PM10
31.18ppb
O3
1.52ppb
SO2
13.39ppb
NO2
0.27ppm
CO
AQI 33
Good
6.20μg/m³
PM2.5
27.43μg/m³
PM10
29.76ppb
O3
1.32ppb
SO2
12.36ppb
NO2
0.23ppm
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 Plainfield, New Jersey is updated every hour.
The worst air quality in Plainfield, New Jersey in the last 24 hours was observed at 10:00:00 on 2026-06-17.
In the last 24 hrs, the best air quality in Plainfield, New Jersey was observed at 10:00:00 on 2026-06-17.
The current air quality in Plainfield, New Jersey is 33, categorized as Good based on real-time data.
The most common pollutant in Plainfield, New Jersey is PM2.5.
If the air quality in Plainfield, New Jersey is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Plainfield, New Jersey is 5.681 μg/m3.
The current PM10 concentration at Plainfield, New Jersey is 25.509 μg/m3.
The current carbon monoxide (CO) concentration at Plainfield, New Jersey is 0.242 ppm.
The current sulfur dioxide (SO2) concentration at Plainfield, New Jersey is 1.41 ppb.
The current ozone (O3) concentration at Plainfield, New Jersey is 29.803 ppm.
The current nitrogen dioxide (NO2) concentration at Plainfield, New Jersey is 14 ppb.
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