Stay updated with real-time air quality in Oak Lawn, 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)
27
Good
Oak Lawn, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.83 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.25 μg/m³
0
55
155
255
425
605+
26.97 ppb
0
55
71
86
201
201+
0.42 ppb
0
36
76
186
605
1005+
11.34 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Oak Lawn, Illinois
Oak Lawn, Illinois
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AQI 27
Good
4.95μg/m³
PM2.5
21.83μg/m³
PM10
27.11ppb
O3
0.43ppb
SO2
11.05ppb
NO2
0.21ppm
CO
AQI 27
Good
4.54μg/m³
PM2.5
19.89μg/m³
PM10
27.00ppb
O3
0.43ppb
SO2
11.21ppb
NO2
0.21ppm
CO
AQI 33
Good
5.75μg/m³
PM2.5
25.55μg/m³
PM10
26.98ppb
O3
0.42ppb
SO2
11.54ppb
NO2
0.21ppm
CO
AQI 25
Good
4.45μg/m³
PM2.5
19.47μg/m³
PM10
27.00ppb
O3
0.43ppb
SO2
11.21ppb
NO2
0.21ppm
CO
AQI 25
Good
3.71μg/m³
PM2.5
16.03μg/m³
PM10
26.69ppb
O3
0.42ppb
SO2
11.48ppb
NO2
0.20ppm
CO
AQI 25
Good
4.50μg/m³
PM2.5
19.71μg/m³
PM10
27.10ppb
O3
0.44ppb
SO2
10.76ppb
NO2
0.21ppm
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 Oak Lawn, Illinois is updated every hour.
The worst air quality in Oak Lawn, Illinois in the last 24 hours was observed at 03:00:00 on 2025-12-13.
In the last 24 hrs, the best air quality in Oak Lawn, Illinois was observed at 12:00:00 on 2025-12-14.
The current air quality in Oak Lawn, Illinois is 27, categorized as Good based on real-time data.
The most common pollutant in Oak Lawn, Illinois is PM2.5.
If the air quality in Oak Lawn, Illinois is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Oak Lawn, Illinois is 4.828 μg/m3.
The current PM10 concentration at Oak Lawn, Illinois is 21.249 μg/m3.
The current carbon monoxide (CO) concentration at Oak Lawn, Illinois is 0.206 ppm.
The current sulfur dioxide (SO2) concentration at Oak Lawn, Illinois is 0.425 ppb.
The current ozone (O3) concentration at Oak Lawn, Illinois is 26.967 ppm.
The current nitrogen dioxide (NO2) concentration at Oak Lawn, Illinois is 11.338 ppb.
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