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)
30
Good
South Plainfield, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.03 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.17 μg/m³
0
55
155
255
425
605+
31.77 ppb
0
55
71
86
201
201+
0.69 ppb
0
36
76
186
605
1005+
3.69 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
South Plainfield, New Jersey
South Plainfield, New Jersey
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AQI 30
Good
4.03μg/m³
PM2.5
8.17μg/m³
PM10
31.77ppb
O3
0.69ppb
SO2
3.69ppb
NO2
0.14ppm
CO
AQI 30
Good
4.21μg/m³
PM2.5
13.02μg/m³
PM10
31.78ppb
O3
0.66ppb
SO2
3.74ppb
NO2
0.14ppm
CO
AQI 28
Good
3.96μg/m³
PM2.5
13.10μg/m³
PM10
30.33ppb
O3
0.77ppb
SO2
3.94ppb
NO2
0.12ppm
CO
AQI 28
Good
3.31μg/m³
PM2.5
10.60μg/m³
PM10
30.31ppb
O3
0.67ppb
SO2
2.93ppb
NO2
0.14ppm
CO
AQI 30
Good
4.01μg/m³
PM2.5
8.18μg/m³
PM10
31.77ppb
O3
0.70ppb
SO2
3.78ppb
NO2
0.13ppm
CO
AQI 29
Good
3.94μg/m³
PM2.5
8.19μg/m³
PM10
31.25ppb
O3
0.59ppb
SO2
3.68ppb
NO2
0.14ppm
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 09:00:00 on 2026-01-23.
In the last 24 hours, the best air quality in South Plainfield, New Jersey was observed at 12:00:00 on 2026-01-23.
As of now, the AQI in South Plainfield, New Jersey is 30, 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 4.03 μg/m3.
The PM10 concentration in South Plainfield, New Jersey is 8.168 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in South Plainfield, New Jersey is 0.135 ppm.
Currently, South Plainfield, New Jersey has a sulfur dioxide (SO2) concentration of 0.688 ppb.
The current ozone (O3) level in South Plainfield, New Jersey at the moment is 31.771 ppm.
Nitrogen dioxide (NO2) level in South Plainfield, New Jersey at the moment is 3.691 ppb.
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