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)
33
Good
South Plainfield, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.49 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.27 μg/m³
0
55
155
255
425
605+
36.05 ppb
0
55
71
86
201
201+
0.52 ppb
0
36
76
186
605
1005+
8.45 ppb
0
54
101
361
1250
2050+
0.51 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
South Plainfield, New Jersey
South Plainfield, New Jersey
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AQI 34
Good
2.28μg/m³
PM2.5
6.17μg/m³
PM10
36.57ppb
O3
0.43ppb
SO2
9.16ppb
NO2
0.49ppm
CO
AQI 31
Good
2.78μg/m³
PM2.5
11.92μg/m³
PM10
34.35ppb
O3
0.42ppb
SO2
8.86ppb
NO2
0.49ppm
CO
AQI 33
Good
2.08μg/m³
PM2.5
9.22μg/m³
PM10
35.56ppb
O3
0.44ppb
SO2
7.06ppb
NO2
0.44ppm
CO
AQI 32
Good
2.27μg/m³
PM2.5
9.95μg/m³
PM10
34.72ppb
O3
0.44ppb
SO2
4.65ppb
NO2
0.46ppm
CO
AQI 32
Good
2.63μg/m³
PM2.5
14.07μg/m³
PM10
34.62ppb
O3
0.42ppb
SO2
8.61ppb
NO2
0.50ppm
CO
AQI 33
Good
2.63μg/m³
PM2.5
14.24μg/m³
PM10
35.77ppb
O3
0.44ppb
SO2
8.08ppb
NO2
0.47ppm
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 02:00:00 on 2026-04-25.
In the last 24 hours, the best air quality in South Plainfield, New Jersey was observed at 10:00:00 on 2026-04-25.
As of now, the AQI in South Plainfield, New Jersey is 33, 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 3.486 μg/m3.
The PM10 concentration in South Plainfield, New Jersey is 16.274 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in South Plainfield, New Jersey is 0.511 ppm.
Currently, South Plainfield, New Jersey has a sulfur dioxide (SO2) concentration of 0.518 ppb.
The current ozone (O3) level in South Plainfield, New Jersey at the moment is 36.047 ppm.
Nitrogen dioxide (NO2) level in South Plainfield, New Jersey at the moment is 8.454 ppb.
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