Stay updated with real-time air quality in Glendale Heights, 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)
71
Moderate
Glendale Heights, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
19.71 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
66.79 μg/m³
0
55
155
255
425
605+
12.72 ppb
0
55
71
86
201
201+
1.16 ppb
0
36
76
186
605
1005+
21.84 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Glendale Heights, Illinois
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AQI 71
Moderate
19.68μg/m³
PM2.5
60.91μg/m³
PM10
5.63ppb
O3
1.15ppb
SO2
29.18ppb
NO2
0.38ppm
CO
AQI 69
Moderate
18.93μg/m³
PM2.5
77.34μg/m³
PM10
5.83ppb
O3
1.15ppb
SO2
28.33ppb
NO2
0.37ppm
CO
AQI 67
Moderate
18.13μg/m³
PM2.5
77.52μg/m³
PM10
8.30ppb
O3
1.15ppb
SO2
27.99ppb
NO2
0.37ppm
CO
AQI 67
Moderate
18.13μg/m³
PM2.5
77.52μg/m³
PM10
8.30ppb
O3
1.15ppb
SO2
27.99ppb
NO2
0.37ppm
CO
AQI 71
Moderate
19.70μg/m³
PM2.5
62.18μg/m³
PM10
8.93ppb
O3
1.15ppb
SO2
28.76ppb
NO2
0.38ppm
CO
AQI 71
Moderate
19.68μg/m³
PM2.5
60.91μg/m³
PM10
5.63ppb
O3
1.15ppb
SO2
29.18ppb
NO2
0.38ppm
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 Glendale Heights, Illinois is updated every hour for accuracy.
In the past 24 hours, the air quality in Glendale Heights, Illinois was at its worst at 03:00:00 on 2026-02-13.
In the last 24 hours, the best air quality in Glendale Heights, Illinois was observed at 10:00:00 on 2026-02-12.
As of now, the AQI in Glendale Heights, Illinois is 71, indicating Moderate conditions.
Glendale Heights, Illinois air has the highest levels of PM2.5.
Poor air quality in Glendale Heights, Illinois means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Glendale Heights, Illinois are currently 19.708 μg/m3.
The PM10 concentration in Glendale Heights, Illinois is 66.793 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Glendale Heights, Illinois is 0.308 ppm.
Currently, Glendale Heights, Illinois has a sulfur dioxide (SO2) concentration of 1.16 ppb.
The current ozone (O3) level in Glendale Heights, Illinois at the moment is 12.722 ppm.
Nitrogen dioxide (NO2) level in Glendale Heights, Illinois at the moment is 21.837 ppb.
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