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)
25
Good
Homer Glen, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.89 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.38 μg/m³
0
55
155
255
425
605+
27.25 ppb
0
55
71
86
201
201+
0.42 ppb
0
36
76
186
605
1005+
4.33 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 30
Good
3.85μg/m³
PM2.5
17.02μg/m³
PM10
31.74ppb
O3
0.41ppb
SO2
7.25ppb
NO2
0.17ppm
CO
AQI 31
Good
3.79μg/m³
PM2.5
15.82μg/m³
PM10
33.79ppb
O3
0.40ppb
SO2
8.07ppb
NO2
0.17ppm
CO
AQI 26
Good
4.08μg/m³
PM2.5
17.45μg/m³
PM10
28.00ppb
O3
0.39ppb
SO2
8.43ppb
NO2
0.16ppm
CO
AQI 29
Good
4.28μg/m³
PM2.5
18.51μg/m³
PM10
31.42ppb
O3
0.38ppb
SO2
8.40ppb
NO2
0.15ppm
CO
AQI 31
Good
3.79μg/m³
PM2.5
15.21μg/m³
PM10
33.85ppb
O3
0.40ppb
SO2
8.28ppb
NO2
0.16ppm
CO
AQI 31
Good
3.66μg/m³
PM2.5
14.89μg/m³
PM10
32.67ppb
O3
0.42ppb
SO2
5.32ppb
NO2
0.17ppm
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 10:00:00 on 2026-06-13.
In the last 24 hours, the best air quality in Homer Glen, Illinois was observed at 02:00:00 on 2026-06-13.
As of now, the AQI in Homer Glen, Illinois is 28, 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 4.064 μg/m3.
The PM10 concentration in Homer Glen, Illinois is 16.992 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Homer Glen, Illinois is 0.159 ppm.
Currently, Homer Glen, Illinois has a sulfur dioxide (SO2) concentration of 0.393 ppb.
The current ozone (O3) level in Homer Glen, Illinois at the moment is 29.819 ppm.
Nitrogen dioxide (NO2) level in Homer Glen, Illinois at the moment is 8.05 ppb.
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