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)
22
Good
Plainfield, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.10 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.15 μg/m³
0
55
155
255
425
605+
23.84 ppb
0
55
71
86
201
201+
0.26 ppb
0
36
76
186
605
1005+
3.89 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Plainfield, New Jersey
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AQI 22
Good
4.09μg/m³
PM2.5
17.91μg/m³
PM10
22.71ppb
O3
0.26ppb
SO2
4.31ppb
NO2
0.28ppm
CO
AQI 22
Good
3.60μg/m³
PM2.5
14.11μg/m³
PM10
22.10ppb
O3
0.26ppb
SO2
4.30ppb
NO2
0.28ppm
CO
AQI 22
Good
3.10μg/m³
PM2.5
16.15μg/m³
PM10
23.84ppb
O3
0.26ppb
SO2
3.89ppb
NO2
0.28ppm
CO
AQI 22
Good
3.97μg/m³
PM2.5
19.41μg/m³
PM10
20.48ppb
O3
0.26ppb
SO2
8.36ppb
NO2
0.28ppm
CO
AQI 24
Good
3.87μg/m³
PM2.5
17.09μg/m³
PM10
26.01ppb
O3
0.25ppb
SO2
4.35ppb
NO2
0.28ppm
CO
AQI 19
Good
3.49μg/m³
PM2.5
14.02μg/m³
PM10
20.32ppb
O3
0.29ppb
SO2
4.21ppb
NO2
0.28ppm
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 07:00:00 on 2026-09-19.
In the last 24 hrs, the best air quality in Plainfield, New Jersey was observed at 04:00:00 on 2026-09-20.
The current air quality in Plainfield, New Jersey is 22, 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 3.101 μg/m3.
The current PM10 concentration at Plainfield, New Jersey is 16.146 μg/m3.
The current carbon monoxide (CO) concentration at Plainfield, New Jersey is 0.28 ppm.
The current sulfur dioxide (SO2) concentration at Plainfield, New Jersey is 0.259 ppb.
The current ozone (O3) concentration at Plainfield, New Jersey is 23.843 ppm.
The current nitrogen dioxide (NO2) concentration at Plainfield, New Jersey is 3.887 ppb.
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