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)
38
Good
Palos Hills, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.81 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
27.70 μg/m³
0
55
155
255
425
605+
12.38 ppb
0
55
71
86
201
201+
1.29 ppb
0
36
76
186
605
1005+
18.85 ppb
0
54
101
361
1250
2050+
0.22 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 38
Good
6.80μg/m³
PM2.5
28.93μg/m³
PM10
11.28ppb
O3
1.21ppb
SO2
23.93ppb
NO2
0.24ppm
CO
AQI 38
Good
6.85μg/m³
PM2.5
29.18μg/m³
PM10
11.28ppb
O3
1.21ppb
SO2
23.78ppb
NO2
0.24ppm
CO
AQI 38
Good
7.15μg/m³
PM2.5
28.16μg/m³
PM10
11.31ppb
O3
1.23ppb
SO2
21.84ppb
NO2
0.24ppm
CO
AQI 38
Good
6.71μg/m³
PM2.5
28.72μg/m³
PM10
11.27ppb
O3
1.20ppb
SO2
24.30ppb
NO2
0.24ppm
CO
AQI 38
Good
7.23μg/m³
PM2.5
27.71μg/m³
PM10
11.31ppb
O3
1.23ppb
SO2
21.47ppb
NO2
0.24ppm
CO
AQI 38
Good
7.03μg/m³
PM2.5
28.89μg/m³
PM10
11.31ppb
O3
1.23ppb
SO2
21.57ppb
NO2
0.24ppm
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 06:00:00 on 2026-01-23.
In the last 24 hrs, the best air quality in Palos Hills, Illinois was observed at 01:00:00 on 2026-01-23.
The current air quality in Palos Hills, Illinois is 38, categorized as Good based on real-time data.
The most common pollutant in Palos Hills, Illinois is PM2.5.
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 6.81 μg/m3.
The current PM10 concentration at Palos Hills, Illinois is 27.7 μg/m3.
The current carbon monoxide (CO) concentration at Palos Hills, Illinois is 0.222 ppm.
The current sulfur dioxide (SO2) concentration at Palos Hills, Illinois is 1.286 ppb.
The current ozone (O3) concentration at Palos Hills, Illinois is 12.384 ppm.
The current nitrogen dioxide (NO2) concentration at Palos Hills, Illinois is 18.854 ppb.
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