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)
66
Moderate
Glen Carbon, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
16.63 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
57.59 μg/m³
0
55
155
255
425
605+
10.16 ppb
0
55
71
86
201
201+
0.58 ppb
0
36
76
186
605
1005+
8.84 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Glen Carbon, Illinois
Glen Carbon, Illinois
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AQI 67
Moderate
18.46μg/m³
PM2.5
67.61μg/m³
PM10
10.15ppb
O3
0.61ppb
SO2
8.50ppb
NO2
0.20ppm
CO
AQI 73
Moderate
20.98μg/m³
PM2.5
67.75μg/m³
PM10
9.66ppb
O3
0.56ppb
SO2
8.87ppb
NO2
0.20ppm
CO
AQI 64
Moderate
16.41μg/m³
PM2.5
67.73μg/m³
PM10
9.31ppb
O3
0.61ppb
SO2
9.15ppb
NO2
0.20ppm
CO
AQI 69
Moderate
18.88μg/m³
PM2.5
59.40μg/m³
PM10
10.33ppb
O3
0.47ppb
SO2
8.95ppb
NO2
0.20ppm
CO
AQI 73
Moderate
21.42μg/m³
PM2.5
93.97μg/m³
PM10
8.88ppb
O3
0.56ppb
SO2
8.82ppb
NO2
0.20ppm
CO
AQI 67
Moderate
18.19μg/m³
PM2.5
67.85μg/m³
PM10
9.65ppb
O3
0.56ppb
SO2
8.78ppb
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 02:00:00, 2025-12-06.
The best air quality in Glen Carbon, Illinois was observed at 11:00:00 on 2025-12-06.
The air quality in Glen Carbon, Illinois right now is Moderate, with an AQI of 66.
In Glen Carbon, Illinois, PM2.5 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 16.632 μg/m3.
Glen Carbon, Illinois currently has a PM10 concentration of 57.593 μg/m3.
The current carbon monoxide (CO) level in Glen Carbon, Illinois is 0.199 ppm.
The current sulfur dioxide (SO2) concentration in Glen Carbon, Illinois is 0.582 ppb.
Glen Carbon, Illinois currently has an ozone (O3) concentration of 10.158 ppm.
The current level of nitrogen dioxide (NO2) in Glen Carbon, Illinois is 8.835 ppb.
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