Stay updated with real-time air quality in Palos Hills, 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)
34
Good
Palos Hills, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.31 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.32 μg/m³
0
55
155
255
425
605+
37.15 ppb
0
55
71
86
201
201+
0.46 ppb
0
36
76
186
605
1005+
7.47 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Palos Hills, Illinois
Palos Hills, Illinois
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AQI 35
Good
5.12μg/m³
PM2.5
22.42μg/m³
PM10
37.98ppb
O3
0.46ppb
SO2
7.27ppb
NO2
0.17ppm
CO
AQI 35
Good
5.12μg/m³
PM2.5
22.42μg/m³
PM10
37.88ppb
O3
0.46ppb
SO2
7.26ppb
NO2
0.17ppm
CO
AQI 33
Good
5.42μg/m³
PM2.5
24.16μg/m³
PM10
36.46ppb
O3
0.46ppb
SO2
7.43ppb
NO2
0.17ppm
CO
AQI 35
Good
5.09μg/m³
PM2.5
22.23μg/m³
PM10
38.21ppb
O3
0.46ppb
SO2
7.26ppb
NO2
0.17ppm
CO
AQI 33
Good
5.51μg/m³
PM2.5
24.63μg/m³
PM10
36.20ppb
O3
0.46ppb
SO2
7.48ppb
NO2
0.17ppm
CO
AQI 34
Good
5.90μg/m³
PM2.5
26.38μg/m³
PM10
36.71ppb
O3
0.46ppb
SO2
7.46ppb
NO2
0.17ppm
CO
Air quality data and pollutant measurements for Illinois, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Palos Hills, Illinois is updated every hour.
The worst air quality in Palos Hills, Illinois in the last 24 hours was observed at 10:00:00 on 2026-06-13.
In the last 24 hrs, the best air quality in Palos Hills, Illinois was observed at 01:00:00 on 2026-06-13.
The current air quality in Palos Hills, Illinois is 34, categorized as Good based on real-time data.
The most common pollutant in Palos Hills, Illinois is O3.
If the air quality in Palos Hills, Illinois is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Palos Hills, Illinois is 5.308 μg/m3.
The current PM10 concentration at Palos Hills, Illinois is 23.324 μg/m3.
The current carbon monoxide (CO) concentration at Palos Hills, Illinois is 0.173 ppm.
The current sulfur dioxide (SO2) concentration at Palos Hills, Illinois is 0.455 ppb.
The current ozone (O3) concentration at Palos Hills, Illinois is 37.152 ppm.
The current nitrogen dioxide (NO2) concentration at Palos Hills, Illinois is 7.471 ppb.
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