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)
112
Unhealthy for sensitive groups
Plainfield, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
40.34 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
174.78 μg/m³
0
55
155
255
425
605+
47.18 ppb
0
55
71
86
201
201+
0.51 ppb
0
36
76
186
605
1005+
2.06 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Plainfield, Illinois
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AQI 112
Unhealthy for sensitive groups
39.68μg/m³
PM2.5
159.89μg/m³
PM10
45.11ppb
O3
0.51ppb
SO2
2.06ppb
NO2
0.26ppm
CO
AQI 115
Unhealthy for sensitive groups
41.40μg/m³
PM2.5
135.22μg/m³
PM10
43.52ppb
O3
0.51ppb
SO2
2.06ppb
NO2
0.26ppm
CO
AQI 124
Unhealthy for sensitive groups
45.29μg/m³
PM2.5
201.65μg/m³
PM10
43.82ppb
O3
0.51ppb
SO2
2.06ppb
NO2
0.26ppm
CO
AQI 115
Unhealthy for sensitive groups
41.40μg/m³
PM2.5
171.23μg/m³
PM10
44.37ppb
O3
0.51ppb
SO2
2.06ppb
NO2
0.26ppm
CO
AQI 125
Unhealthy for sensitive groups
45.46μg/m³
PM2.5
202.75μg/m³
PM10
43.73ppb
O3
0.51ppb
SO2
2.06ppb
NO2
0.26ppm
CO
AQI 96
Moderate
32.65μg/m³
PM2.5
96.81μg/m³
PM10
49.22ppb
O3
0.51ppb
SO2
2.06ppb
NO2
0.26ppm
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 07:00:00 on 2025-06-05.
In the last 24 hours, the best air quality in Plainfield, Illinois was observed at 01:00:00 on 2025-06-06.
As of now, the AQI in Plainfield, Illinois is 112, indicating Unhealthy for Sensitive Groups 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 40.339 μg/m3.
The PM10 concentration in Plainfield, Illinois is 174.781 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Plainfield, Illinois is 0.257 ppm.
Currently, Plainfield, Illinois has a sulfur dioxide (SO2) concentration of 0.507 ppb.
The current ozone (O3) level in Plainfield, Illinois at the moment is 47.176 ppm.
Nitrogen dioxide (NO2) level in Plainfield, Illinois at the moment is 2.062 ppb.
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