Stay updated with real-time air quality in Homer Glen, 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)
44
Good
Homer Glen, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.32 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.90 μg/m³
0
55
155
255
425
605+
47.24 ppb
0
55
71
86
201
201+
0.41 ppb
0
36
76
186
605
1005+
4.03 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Homer Glen, Illinois
Homer Glen, Illinois
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AQI 39
Good
5.97μg/m³
PM2.5
28.20μg/m³
PM10
42.30ppb
O3
0.44ppb
SO2
2.44ppb
NO2
0.16ppm
CO
AQI 44
Good
5.35μg/m³
PM2.5
25.10μg/m³
PM10
46.56ppb
O3
0.44ppb
SO2
2.58ppb
NO2
0.16ppm
CO
AQI 42
Good
5.46μg/m³
PM2.5
24.50μg/m³
PM10
45.00ppb
O3
0.43ppb
SO2
1.30ppb
NO2
0.16ppm
CO
AQI 40
Good
5.45μg/m³
PM2.5
23.84μg/m³
PM10
43.14ppb
O3
0.43ppb
SO2
1.62ppb
NO2
0.16ppm
CO
AQI 44
Good
5.53μg/m³
PM2.5
24.48μg/m³
PM10
46.55ppb
O3
0.43ppb
SO2
1.31ppb
NO2
0.16ppm
CO
AQI 41
Good
6.13μg/m³
PM2.5
27.24μg/m³
PM10
44.33ppb
O3
0.46ppb
SO2
2.14ppb
NO2
0.16ppm
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 Homer Glen, Illinois is updated every hour for accuracy.
In the past 24 hours, the air quality in Homer Glen, Illinois was at its worst at 03:00:00 on 2026-06-09.
In the last 24 hours, the best air quality in Homer Glen, Illinois was observed at 08:00:00 on 2026-06-09.
As of now, the AQI in Homer Glen, Illinois is 44, indicating Good conditions.
Homer Glen, Illinois air has the highest levels of O3.
Poor air quality in Homer Glen, Illinois means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Homer Glen, Illinois are currently 5.32 μg/m3.
The PM10 concentration in Homer Glen, Illinois is 21.897 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Homer Glen, Illinois is 0.158 ppm.
Currently, Homer Glen, Illinois has a sulfur dioxide (SO2) concentration of 0.409 ppb.
The current ozone (O3) level in Homer Glen, Illinois at the moment is 47.24 ppm.
Nitrogen dioxide (NO2) level in Homer Glen, Illinois at the moment is 4.031 ppb.
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