Stay updated with real-time air quality in Richton Park, 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)
24
Good
Richton Park, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.67 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.25 μg/m³
0
55
155
255
425
605+
26.03 ppb
0
55
71
86
201
201+
0.49 ppb
0
36
76
186
605
1005+
7.22 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Richton Park, Illinois
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AQI 29
Good
4.88μg/m³
PM2.5
31.12μg/m³
PM10
25.32ppb
O3
0.39ppb
SO2
10.20ppb
NO2
0.23ppm
CO
AQI 46
Good
7.90μg/m³
PM2.5
50.27μg/m³
PM10
22.99ppb
O3
0.39ppb
SO2
6.42ppb
NO2
0.23ppm
CO
AQI 49
Good
8.63μg/m³
PM2.5
38.12μg/m³
PM10
28.34ppb
O3
0.42ppb
SO2
11.27ppb
NO2
0.23ppm
CO
AQI 27
Good
5.24μg/m³
PM2.5
25.77μg/m³
PM10
28.49ppb
O3
0.39ppb
SO2
10.46ppb
NO2
0.23ppm
CO
AQI 49
Good
8.56μg/m³
PM2.5
38.08μg/m³
PM10
25.57ppb
O3
0.40ppb
SO2
10.79ppb
NO2
0.23ppm
CO
AQI 32
Good
5.12μg/m³
PM2.5
34.76μg/m³
PM10
22.03ppb
O3
0.41ppb
SO2
12.01ppb
NO2
0.23ppm
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 Richton Park, Illinois is updated on an hourly basis.
The worst air quality in Richton Park, Illinois was recorded at 05:00:00 on 2026-03-10.
The best air quality in Richton Park, Illinois was recorded at 03:00:00 on 2026-03-10.
The real-time air quality index in Richton Park, Illinois is 38, currently categorized as Good.
The most common pollutant in Richton Park, Illinois is PM10.
If the air quality in Richton Park, Illinois is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Richton Park, Illinois at present are 5.839 μg/m3.
The current PM10 levels in Richton Park, Illinois are 40.694 μg/m3.
The current carbon monoxide (CO) level in Richton Park, Illinois is 0.227 ppm.
The current sulfur dioxide (SO2) levels in Richton Park, Illinois are 0.369 ppb.
The current ozone (O3) levels at Richton Park, Illinois is 31.107 ppm.
The current nitrogen dioxide (NO2) levels at Richton Park, Illinois is 6.449 ppb.
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