Stay updated with real-time air quality in Glen Carbon, 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)
61
Moderate
Glen Carbon, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.67 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
36.96 μg/m³
0
55
155
255
425
605+
57.73 ppb
0
55
71
86
201
201+
1.86 ppb
0
36
76
186
605
1005+
5.27 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Glen Carbon, Illinois
Glen Carbon, Illinois
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AQI 58
Moderate
7.69μg/m³
PM2.5
36.58μg/m³
PM10
57.39ppb
O3
1.86ppb
SO2
5.27ppb
NO2
0.20ppm
CO
AQI 61
Moderate
7.98μg/m³
PM2.5
39.01μg/m³
PM10
57.58ppb
O3
1.92ppb
SO2
5.55ppb
NO2
0.20ppm
CO
AQI 61
Moderate
7.73μg/m³
PM2.5
37.89μg/m³
PM10
57.82ppb
O3
1.87ppb
SO2
5.33ppb
NO2
0.20ppm
CO
AQI 51
Moderate
8.64μg/m³
PM2.5
37.53μg/m³
PM10
54.77ppb
O3
2.15ppb
SO2
6.34ppb
NO2
0.20ppm
CO
AQI 51
Moderate
7.87μg/m³
PM2.5
34.75μg/m³
PM10
55.07ppb
O3
1.86ppb
SO2
5.20ppb
NO2
0.20ppm
CO
AQI 54
Moderate
7.47μg/m³
PM2.5
33.27μg/m³
PM10
55.77ppb
O3
1.86ppb
SO2
5.21ppb
NO2
0.20ppm
CO
The air quality data for Illinois, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Glen Carbon, Illinois are available every hour.
Glen Carbon, Illinois experienced its worst air quality at 09:00:00, 2026-10-22.
The best air quality in Glen Carbon, Illinois was observed at 08:00:00 on 2026-10-22.
The air quality in Glen Carbon, Illinois right now is Moderate, with an AQI of 61.
In Glen Carbon, Illinois, O3 is the most frequently found pollutant.
When air quality in Glen Carbon, Illinois is compromised, staying indoors and wearing a mask can reduce health risks.
Glen Carbon, Illinois currently has a PM2.5 concentration of 7.674 μg/m3.
Glen Carbon, Illinois currently has a PM10 concentration of 36.964 μg/m3.
The current carbon monoxide (CO) level in Glen Carbon, Illinois is 0.195 ppm.
The current sulfur dioxide (SO2) concentration in Glen Carbon, Illinois is 1.862 ppb.
Glen Carbon, Illinois currently has an ozone (O3) concentration of 57.732 ppm.
The current level of nitrogen dioxide (NO2) in Glen Carbon, Illinois is 5.274 ppb.
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