Stay updated with real-time air quality in South 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)
19
Good
South Plainfield, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.15 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.62 μg/m³
0
55
155
255
425
605+
21.34 ppb
0
55
71
86
201
201+
0.27 ppb
0
36
76
186
605
1005+
2.46 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
South Plainfield, New Jersey
South Plainfield, New Jersey
Scroll To Air Quality MapLoading...
AQI 19
Good
3.15μg/m³
PM2.5
13.62μg/m³
PM10
21.34ppb
O3
0.27ppb
SO2
2.46ppb
NO2
0.27ppm
CO
AQI 22
Good
4.27μg/m³
PM2.5
17.51μg/m³
PM10
20.66ppb
O3
0.30ppb
SO2
2.40ppb
NO2
0.27ppm
CO
AQI 24
Good
3.25μg/m³
PM2.5
14.23μg/m³
PM10
25.87ppb
O3
0.28ppb
SO2
2.30ppb
NO2
0.27ppm
CO
AQI 22
Good
2.04μg/m³
PM2.5
8.71μg/m³
PM10
23.51ppb
O3
0.29ppb
SO2
2.15ppb
NO2
0.27ppm
CO
AQI 22
Good
3.57μg/m³
PM2.5
14.63μg/m³
PM10
20.28ppb
O3
0.27ppb
SO2
2.38ppb
NO2
0.27ppm
CO
AQI 19
Good
3.43μg/m³
PM2.5
14.67μg/m³
PM10
20.97ppb
O3
0.31ppb
SO2
2.43ppb
NO2
0.27ppm
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 South Plainfield, New Jersey is updated every hour for accuracy.
In the past 24 hours, the air quality in South Plainfield, New Jersey was at its worst at 06:00:00 on 2026-09-19.
In the last 24 hours, the best air quality in South Plainfield, New Jersey was observed at 03:00:00 on 2026-09-20.
As of now, the AQI in South Plainfield, New Jersey is 19, indicating Good conditions.
South Plainfield, New Jersey air has the highest levels of O3.
Poor air quality in South Plainfield, New Jersey means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in South Plainfield, New Jersey are currently 3.155 μg/m3.
The PM10 concentration in South Plainfield, New Jersey is 13.62 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in South Plainfield, New Jersey is 0.267 ppm.
Currently, South Plainfield, New Jersey has a sulfur dioxide (SO2) concentration of 0.274 ppb.
The current ozone (O3) level in South Plainfield, New Jersey at the moment is 21.335 ppm.
Nitrogen dioxide (NO2) level in South Plainfield, New Jersey at the moment is 2.455 ppb.
All Rights Reserved © Ambee Inc. 2025