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)
44
Good
South Plainfield, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.22 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
30.79 μg/m³
0
55
155
255
425
605+
7.36 ppb
0
55
71
86
201
201+
1.17 ppb
0
36
76
186
605
1005+
24.61 ppb
0
54
101
361
1250
2050+
0.63 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
South Plainfield, New Jersey
Scroll To Air Quality MapLoading...
AQI 44
Good
7.88μg/m³
PM2.5
35.38μg/m³
PM10
8.27ppb
O3
0.69ppb
SO2
14.67ppb
NO2
0.29ppm
CO
AQI 49
Good
9.34μg/m³
PM2.5
35.71μg/m³
PM10
6.33ppb
O3
0.71ppb
SO2
14.53ppb
NO2
0.29ppm
CO
AQI 52
Moderate
9.61μg/m³
PM2.5
43.11μg/m³
PM10
6.40ppb
O3
0.68ppb
SO2
28.52ppb
NO2
0.29ppm
CO
AQI 38
Good
7.20μg/m³
PM2.5
24.04μg/m³
PM10
8.14ppb
O3
0.69ppb
SO2
12.38ppb
NO2
0.30ppm
CO
AQI 49
Good
9.08μg/m³
PM2.5
39.80μg/m³
PM10
6.48ppb
O3
0.71ppb
SO2
22.20ppb
NO2
0.29ppm
CO
AQI 44
Good
7.75μg/m³
PM2.5
35.76μg/m³
PM10
10.13ppb
O3
0.69ppb
SO2
14.62ppb
NO2
0.30ppm
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 05:00:00 on 2026-03-10.
In the last 24 hours, the best air quality in South Plainfield, New Jersey was observed at 01:00:00 on 2026-03-10.
As of now, the AQI in South Plainfield, New Jersey is 38, indicating Good conditions.
South Plainfield, New Jersey air has the highest levels of PM2.5.
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 7.295 μg/m3.
The PM10 concentration in South Plainfield, New Jersey is 32.868 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in South Plainfield, New Jersey is 0.367 ppm.
Currently, South Plainfield, New Jersey has a sulfur dioxide (SO2) concentration of 0.976 ppb.
The current ozone (O3) level in South Plainfield, New Jersey at the moment is 6.86 ppm.
Nitrogen dioxide (NO2) level in South Plainfield, New Jersey at the moment is 24.156 ppb.
All Rights Reserved © Ambee Inc. 2025