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)
19
Good
River Forest, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
1.95 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.57 μg/m³
0
55
155
255
425
605+
20.45 ppb
0
55
71
86
201
201+
0.31 ppb
0
36
76
186
605
1005+
4.23 ppb
0
54
101
361
1250
2050+
0.19 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 49
Good
9.42μg/m³
PM2.5
42.49μg/m³
PM10
40.57ppb
O3
0.41ppb
SO2
4.16ppb
NO2
0.17ppm
CO
AQI 52
Moderate
9.80μg/m³
PM2.5
43.95μg/m³
PM10
38.26ppb
O3
0.41ppb
SO2
4.17ppb
NO2
0.17ppm
CO
AQI 52
Moderate
9.56μg/m³
PM2.5
43.17μg/m³
PM10
41.38ppb
O3
0.41ppb
SO2
4.15ppb
NO2
0.17ppm
CO
AQI 52
Moderate
10.44μg/m³
PM2.5
46.96μg/m³
PM10
38.10ppb
O3
0.41ppb
SO2
4.19ppb
NO2
0.16ppm
CO
AQI 52
Moderate
10.30μg/m³
PM2.5
46.90μg/m³
PM10
41.02ppb
O3
0.42ppb
SO2
4.19ppb
NO2
0.16ppm
CO
AQI 54
Moderate
10.70μg/m³
PM2.5
48.32μg/m³
PM10
39.04ppb
O3
0.42ppb
SO2
4.21ppb
NO2
0.15ppm
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 02:00:00 on 2025-07-16.
The best air quality in River Forest, Illinois was recorded at 12:00:00 on 2025-07-16.
The real-time air quality index in River Forest, Illinois is 52, 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 10.015 μg/m3.
The current PM10 levels in River Forest, Illinois are 45.428 μg/m3.
The current carbon monoxide (CO) level in River Forest, Illinois is 0.167 ppm.
The current sulfur dioxide (SO2) levels in River Forest, Illinois are 0.412 ppb.
The current ozone (O3) levels at River Forest, Illinois is 41.236 ppm.
The current nitrogen dioxide (NO2) levels at River Forest, Illinois is 4.171 ppb.
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