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)
58
Moderate
River Forest, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.80 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
57.64 μg/m³
0
55
155
255
425
605+
53.62 ppb
0
55
71
86
201
201+
0.54 ppb
0
36
76
186
605
1005+
3.46 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
River Forest, Illinois
River Forest, Illinois
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AQI 56
Moderate
12.10μg/m³
PM2.5
54.02μg/m³
PM10
51.14ppb
O3
0.55ppb
SO2
3.29ppb
NO2
0.24ppm
CO
AQI 56
Moderate
12.08μg/m³
PM2.5
53.93μg/m³
PM10
50.05ppb
O3
0.54ppb
SO2
3.29ppb
NO2
0.24ppm
CO
AQI 56
Moderate
11.75μg/m³
PM2.5
52.39μg/m³
PM10
50.44ppb
O3
0.55ppb
SO2
3.39ppb
NO2
0.24ppm
CO
AQI 54
Moderate
11.40μg/m³
PM2.5
50.38μg/m³
PM10
47.82ppb
O3
0.53ppb
SO2
3.44ppb
NO2
0.24ppm
CO
AQI 54
Moderate
10.95μg/m³
PM2.5
48.20μg/m³
PM10
50.34ppb
O3
0.53ppb
SO2
3.47ppb
NO2
0.24ppm
CO
AQI 54
Moderate
10.95μg/m³
PM2.5
48.27μg/m³
PM10
48.43ppb
O3
0.53ppb
SO2
3.47ppb
NO2
0.24ppm
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 07:00:00 on 2026-09-04.
The best air quality in River Forest, Illinois was recorded at 06:00:00 on 2026-09-04.
The real-time air quality index in River Forest, Illinois is 58, currently categorized as Moderate.
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 12.803 μg/m3.
The current PM10 levels in River Forest, Illinois are 57.639 μg/m3.
The current carbon monoxide (CO) level in River Forest, Illinois is 0.26 ppm.
The current sulfur dioxide (SO2) levels in River Forest, Illinois are 0.537 ppb.
The current ozone (O3) levels at River Forest, Illinois is 53.615 ppm.
The current nitrogen dioxide (NO2) levels at River Forest, Illinois is 3.461 ppb.
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