Stay updated with real-time air quality in Plainfield, Illinois 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)
66
Moderate
Plainfield, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
16.87 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
72.10 μg/m³
0
55
155
255
425
605+
55.47 ppb
0
55
71
86
201
201+
1.31 ppb
0
36
76
186
605
1005+
1.65 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Plainfield, Illinois
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AQI 38
Good
7.37μg/m³
PM2.5
30.76μg/m³
PM10
27.96ppb
O3
0.43ppb
SO2
6.61ppb
NO2
0.24ppm
CO
AQI 49
Good
8.54μg/m³
PM2.5
32.74μg/m³
PM10
25.63ppb
O3
0.46ppb
SO2
6.54ppb
NO2
0.26ppm
CO
AQI 38
Good
6.92μg/m³
PM2.5
30.83μg/m³
PM10
28.82ppb
O3
0.46ppb
SO2
6.60ppb
NO2
0.26ppm
CO
AQI 38
Good
7.36μg/m³
PM2.5
31.23μg/m³
PM10
28.47ppb
O3
0.44ppb
SO2
6.61ppb
NO2
0.25ppm
CO
AQI 38
Good
6.92μg/m³
PM2.5
30.88μg/m³
PM10
28.87ppb
O3
0.46ppb
SO2
6.60ppb
NO2
0.26ppm
CO
AQI 33
Good
5.60μg/m³
PM2.5
27.75μg/m³
PM10
24.99ppb
O3
0.38ppb
SO2
6.52ppb
NO2
0.20ppm
CO
Air quality and pollutant data for Illinois, 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 Plainfield, Illinois is updated every hour for accuracy.
In the past 24 hours, the air quality in Plainfield, Illinois was at its worst at 01:00:00 on 2025-07-19.
In the last 24 hours, the best air quality in Plainfield, Illinois was observed at 02:00:00 on 2025-07-18.
As of now, the AQI in Plainfield, Illinois is 38, indicating Good conditions.
Plainfield, Illinois air has the highest levels of PM2.5.
Poor air quality in Plainfield, Illinois means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Plainfield, Illinois are currently 6.521 μg/m3.
The PM10 concentration in Plainfield, Illinois is 27.625 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Plainfield, Illinois is 0.209 ppm.
Currently, Plainfield, Illinois has a sulfur dioxide (SO2) concentration of 0.469 ppb.
The current ozone (O3) level in Plainfield, Illinois at the moment is 20.57 ppm.
Nitrogen dioxide (NO2) level in Plainfield, Illinois at the moment is 8.434 ppb.
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