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)
49
Good
Richton Park, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.91 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
41.45 μg/m³
0
55
155
255
425
605+
39.27 ppb
0
55
71
86
201
201+
1.64 ppb
0
36
76
186
605
1005+
7.87 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Richton Park, Illinois
Richton Park, Illinois
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AQI 38
Good
7.08μg/m³
PM2.5
32.23μg/m³
PM10
40.29ppb
O3
1.97ppb
SO2
5.38ppb
NO2
0.19ppm
CO
AQI 38
Good
7.11μg/m³
PM2.5
32.18μg/m³
PM10
40.83ppb
O3
1.93ppb
SO2
5.30ppb
NO2
0.19ppm
CO
AQI 44
Good
7.92μg/m³
PM2.5
35.05μg/m³
PM10
46.06ppb
O3
2.37ppb
SO2
6.92ppb
NO2
0.20ppm
CO
AQI 42
Good
7.01μg/m³
PM2.5
30.52μg/m³
PM10
44.96ppb
O3
2.01ppb
SO2
5.46ppb
NO2
0.20ppm
CO
AQI 44
Good
7.59μg/m³
PM2.5
34.06μg/m³
PM10
44.04ppb
O3
2.08ppb
SO2
6.31ppb
NO2
0.20ppm
CO
AQI 41
Good
6.52μg/m³
PM2.5
27.51μg/m³
PM10
43.75ppb
O3
2.13ppb
SO2
7.17ppb
NO2
0.20ppm
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 03:00:00 on 2026-10-07.
The best air quality in Richton Park, Illinois was recorded at 12:00:00 on 2026-10-07.
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 O3.
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 7.114 μg/m3.
The current PM10 levels in Richton Park, Illinois are 32.179 μg/m3.
The current carbon monoxide (CO) level in Richton Park, Illinois is 0.193 ppm.
The current sulfur dioxide (SO2) levels in Richton Park, Illinois are 1.926 ppb.
The current ozone (O3) levels at Richton Park, Illinois is 40.831 ppm.
The current nitrogen dioxide (NO2) levels at Richton Park, Illinois is 5.298 ppb.
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