Stay updated with real-time air quality in Oak Forest, 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)
29
Good
Oak Forest, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
2.77 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.77 μg/m³
0
55
155
255
425
605+
30.97 ppb
0
55
71
86
201
201+
0.69 ppb
0
36
76
186
605
1005+
2.61 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Oak Forest, Illinois
Oak Forest, Illinois
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AQI 29
Good
2.76μg/m³
PM2.5
11.32μg/m³
PM10
31.32ppb
O3
0.59ppb
SO2
3.70ppb
NO2
0.28ppm
CO
AQI 30
Good
2.88μg/m³
PM2.5
12.00μg/m³
PM10
32.41ppb
O3
0.59ppb
SO2
3.62ppb
NO2
0.28ppm
CO
AQI 29
Good
3.08μg/m³
PM2.5
13.08μg/m³
PM10
30.81ppb
O3
0.58ppb
SO2
3.43ppb
NO2
0.28ppm
CO
AQI 30
Good
2.86μg/m³
PM2.5
11.99μg/m³
PM10
31.98ppb
O3
0.59ppb
SO2
3.68ppb
NO2
0.28ppm
CO
AQI 31
Good
2.91μg/m³
PM2.5
12.14μg/m³
PM10
32.84ppb
O3
0.59ppb
SO2
3.58ppb
NO2
0.28ppm
CO
AQI 29
Good
2.74μg/m³
PM2.5
11.23μg/m³
PM10
31.21ppb
O3
0.60ppb
SO2
3.71ppb
NO2
0.28ppm
CO
The air quality data for Illinois, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Oak Forest, Illinois are available every hour.
Oak Forest, Illinois experienced its worst air quality at 10:00:00, 2025-09-06.
The best air quality in Oak Forest, Illinois was observed at 05:00:00 on 2025-09-06.
The air quality in Oak Forest, Illinois right now is Good, with an AQI of 29.
In Oak Forest, Illinois, O3 is the most frequently found pollutant.
When air quality in Oak Forest, Illinois is compromised, staying indoors and wearing a mask can reduce health risks.
Oak Forest, Illinois currently has a PM2.5 concentration of 2.775 μg/m3.
Oak Forest, Illinois currently has a PM10 concentration of 11.771 μg/m3.
The current carbon monoxide (CO) level in Oak Forest, Illinois is 0.18 ppm.
The current sulfur dioxide (SO2) concentration in Oak Forest, Illinois is 0.685 ppb.
Oak Forest, Illinois currently has an ozone (O3) concentration of 30.974 ppm.
The current level of nitrogen dioxide (NO2) in Oak Forest, Illinois is 2.614 ppb.
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