Stay updated with real-time air quality in River 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)
38
Good
River Forest, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.80 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.94 μg/m³
0
55
155
255
425
605+
9.95 ppb
0
55
71
86
201
201+
2.44 ppb
0
36
76
186
605
1005+
17.40 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
River Forest, Illinois
River Forest, Illinois
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AQI 33
Good
6.37μg/m³
PM2.5
25.76μg/m³
PM10
15.72ppb
O3
2.09ppb
SO2
20.27ppb
NO2
0.27ppm
CO
AQI 38
Good
6.91μg/m³
PM2.5
27.49μg/m³
PM10
16.30ppb
O3
2.09ppb
SO2
19.60ppb
NO2
0.27ppm
CO
AQI 33
Good
6.09μg/m³
PM2.5
25.86μg/m³
PM10
15.98ppb
O3
2.09ppb
SO2
20.52ppb
NO2
0.27ppm
CO
AQI 38
Good
7.08μg/m³
PM2.5
29.47μg/m³
PM10
17.85ppb
O3
2.08ppb
SO2
18.31ppb
NO2
0.27ppm
CO
AQI 38
Good
6.83μg/m³
PM2.5
29.22μg/m³
PM10
18.15ppb
O3
2.09ppb
SO2
18.44ppb
NO2
0.27ppm
CO
AQI 38
Good
7.20μg/m³
PM2.5
30.96μg/m³
PM10
18.88ppb
O3
2.09ppb
SO2
17.80ppb
NO2
0.27ppm
CO
Air quality measurements for Illinois, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for River Forest, Illinois is updated on an hourly basis.
The worst air quality in River Forest, Illinois was recorded at 06:00:00 on 2026-01-23.
The best air quality in River Forest, Illinois was recorded at 01:00:00 on 2026-01-23.
The real-time air quality index in River Forest, Illinois is 38, currently categorized as Good.
The most common pollutant in River Forest, Illinois is PM2.5.
If the air quality in River Forest, Illinois is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in River Forest, Illinois at present are 6.798 μg/m3.
The current PM10 levels in River Forest, Illinois are 29.943 μg/m3.
The current carbon monoxide (CO) level in River Forest, Illinois is 0.274 ppm.
The current sulfur dioxide (SO2) levels in River Forest, Illinois are 2.439 ppb.
The current ozone (O3) levels at River Forest, Illinois is 9.951 ppm.
The current nitrogen dioxide (NO2) levels at River Forest, Illinois is 17.397 ppb.
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