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)
71
Moderate
Palos Hills, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
19.78 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
87.09 μg/m³
0
55
155
255
425
605+
44.57 ppb
0
55
71
86
201
201+
0.43 ppb
0
36
76
186
605
1005+
5.26 ppb
0
54
101
361
1250
2050+
0.44 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 77
Moderate
23.17μg/m³
PM2.5
101.60μg/m³
PM10
51.58ppb
O3
1.54ppb
SO2
2.28ppb
NO2
0.28ppm
CO
AQI 77
Moderate
23.11μg/m³
PM2.5
101.34μg/m³
PM10
51.62ppb
O3
1.55ppb
SO2
2.27ppb
NO2
0.28ppm
CO
AQI 79
Moderate
23.88μg/m³
PM2.5
104.47μg/m³
PM10
54.67ppb
O3
1.50ppb
SO2
2.28ppb
NO2
0.28ppm
CO
AQI 77
Moderate
23.17μg/m³
PM2.5
101.59μg/m³
PM10
51.23ppb
O3
1.54ppb
SO2
2.28ppb
NO2
0.28ppm
CO
AQI 79
Moderate
24.07μg/m³
PM2.5
105.21μg/m³
PM10
55.44ppb
O3
1.49ppb
SO2
2.29ppb
NO2
0.28ppm
CO
AQI 79
Moderate
24.03μg/m³
PM2.5
105.22μg/m³
PM10
54.91ppb
O3
1.48ppb
SO2
2.29ppb
NO2
0.28ppm
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 11:00:00 on 2025-07-21.
In the last 24 hrs, the best air quality in Palos Hills, Illinois was observed at 02:00:00 on 2025-07-21.
The current air quality in Palos Hills, Illinois is 79, categorized as Moderate 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 24.25 μg/m3.
The current PM10 concentration at Palos Hills, Illinois is 103.934 μg/m3.
The current carbon monoxide (CO) concentration at Palos Hills, Illinois is 0.291 ppm.
The current sulfur dioxide (SO2) concentration at Palos Hills, Illinois is 2.354 ppb.
The current ozone (O3) concentration at Palos Hills, Illinois is 49.565 ppm.
The current nitrogen dioxide (NO2) concentration at Palos Hills, Illinois is 2.888 ppb.
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