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
2.60 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.81 μg/m³
0
55
155
255
425
605+
36.13 ppb
0
55
71
86
201
201+
0.46 ppb
0
36
76
186
605
1005+
7.96 ppb
0
54
101
361
1250
2050+
0.49 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Plainfield, New Jersey
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AQI 33
Good
3.43μg/m³
PM2.5
26.77μg/m³
PM10
35.85ppb
O3
0.46ppb
SO2
8.62ppb
NO2
0.49ppm
CO
AQI 31
Good
4.02μg/m³
PM2.5
26.68μg/m³
PM10
33.58ppb
O3
0.45ppb
SO2
8.46ppb
NO2
0.50ppm
CO
AQI 33
Good
2.60μg/m³
PM2.5
8.81μg/m³
PM10
36.13ppb
O3
0.46ppb
SO2
7.96ppb
NO2
0.49ppm
CO
AQI 31
Good
5.27μg/m³
PM2.5
19.03μg/m³
PM10
32.99ppb
O3
0.45ppb
SO2
10.25ppb
NO2
0.50ppm
CO
AQI 32
Good
2.35μg/m³
PM2.5
10.32μg/m³
PM10
35.11ppb
O3
0.47ppb
SO2
7.50ppb
NO2
0.43ppm
CO
AQI 33
Good
3.02μg/m³
PM2.5
17.74μg/m³
PM10
35.73ppb
O3
0.47ppb
SO2
6.81ppb
NO2
0.47ppm
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 12:00:00 on 2026-04-25.
In the last 24 hrs, the best air quality in Plainfield, New Jersey was observed at 10:00:00 on 2026-04-25.
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 O3.
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 2.604 μg/m3.
The current PM10 concentration at Plainfield, New Jersey is 8.814 μg/m3.
The current carbon monoxide (CO) concentration at Plainfield, New Jersey is 0.489 ppm.
The current sulfur dioxide (SO2) concentration at Plainfield, New Jersey is 0.461 ppb.
The current ozone (O3) concentration at Plainfield, New Jersey is 36.129 ppm.
The current nitrogen dioxide (NO2) concentration at Plainfield, New Jersey is 7.963 ppb.
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