Stay updated with real-time air quality in Canton, 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)
41
Good
Canton, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.56 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.93 μg/m³
0
55
155
255
425
605+
44.11 ppb
0
55
71
86
201
201+
0.91 ppb
0
36
76
186
605
1005+
2.29 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Canton, Illinois
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AQI 43
Good
5.54μg/m³
PM2.5
24.84μg/m³
PM10
45.61ppb
O3
0.92ppb
SO2
2.63ppb
NO2
0.17ppm
CO
AQI 44
Good
5.41μg/m³
PM2.5
24.93μg/m³
PM10
47.24ppb
O3
0.90ppb
SO2
2.60ppb
NO2
0.17ppm
CO
AQI 43
Good
5.22μg/m³
PM2.5
23.20μg/m³
PM10
45.98ppb
O3
0.90ppb
SO2
2.61ppb
NO2
0.17ppm
CO
AQI 40
Good
4.39μg/m³
PM2.5
27.46μg/m³
PM10
43.06ppb
O3
0.91ppb
SO2
2.64ppb
NO2
0.17ppm
CO
AQI 44
Good
4.69μg/m³
PM2.5
19.75μg/m³
PM10
48.00ppb
O3
0.37ppb
SO2
0.64ppb
NO2
0.13ppm
CO
AQI 38
Good
2.65μg/m³
PM2.5
11.00μg/m³
PM10
41.12ppb
O3
0.29ppb
SO2
0.38ppb
NO2
0.12ppm
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 Canton, Illinois is updated every hour for accuracy.
In the past 24 hours, the air quality in Canton, Illinois was at its worst at 09:00:00 on 2026-07-23.
In the last 24 hours, the best air quality in Canton, Illinois was observed at 03:00:00 on 2026-07-23.
As of now, the AQI in Canton, Illinois is 41, indicating Good conditions.
Canton, Illinois air has the highest levels of O3.
Poor air quality in Canton, Illinois means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Canton, Illinois are currently 4.556 μg/m3.
The PM10 concentration in Canton, Illinois is 17.925 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Canton, Illinois is 0.176 ppm.
Currently, Canton, Illinois has a sulfur dioxide (SO2) concentration of 0.908 ppb.
The current ozone (O3) level in Canton, Illinois at the moment is 44.113 ppm.
Nitrogen dioxide (NO2) level in Canton, Illinois at the moment is 2.295 ppb.
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