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)
60
Moderate
Richton Park, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
13.61 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
46.69 μg/m³
0
55
155
255
425
605+
29.34 ppb
0
55
71
86
201
201+
2.45 ppb
0
36
76
186
605
1005+
6.08 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Richton Park, Illinois
Richton Park, Illinois
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AQI 64
Moderate
16.47μg/m³
PM2.5
67.00μg/m³
PM10
27.61ppb
O3
3.93ppb
SO2
13.94ppb
NO2
0.20ppm
CO
AQI 66
Moderate
17.07μg/m³
PM2.5
81.67μg/m³
PM10
25.95ppb
O3
3.86ppb
SO2
9.58ppb
NO2
0.20ppm
CO
AQI 69
Moderate
18.82μg/m³
PM2.5
79.91μg/m³
PM10
27.19ppb
O3
4.65ppb
SO2
22.94ppb
NO2
0.21ppm
CO
AQI 62
Moderate
14.66μg/m³
PM2.5
52.08μg/m³
PM10
26.77ppb
O3
4.02ppb
SO2
16.83ppb
NO2
0.20ppm
CO
AQI 69
Moderate
19.07μg/m³
PM2.5
84.28μg/m³
PM10
26.29ppb
O3
3.99ppb
SO2
21.91ppb
NO2
0.21ppm
CO
AQI 66
Moderate
17.07μg/m³
PM2.5
81.59μg/m³
PM10
27.81ppb
O3
4.32ppb
SO2
19.80ppb
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 2026-10-22.
The best air quality in Richton Park, Illinois was recorded at 03:00:00 on 2026-10-22.
The real-time air quality index in Richton Park, Illinois is 60, currently categorized as Moderate.
The most common pollutant in Richton Park, Illinois is PM2.5.
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 13.612 μg/m3.
The current PM10 levels in Richton Park, Illinois are 46.692 μg/m3.
The current carbon monoxide (CO) level in Richton Park, Illinois is 0.201 ppm.
The current sulfur dioxide (SO2) levels in Richton Park, Illinois are 2.451 ppb.
The current ozone (O3) levels at Richton Park, Illinois is 29.338 ppm.
The current nitrogen dioxide (NO2) levels at Richton Park, Illinois is 6.084 ppb.
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