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)
52
Moderate
Richton Park, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.98 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
51.91 μg/m³
0
55
155
255
425
605+
19.49 ppb
0
55
71
86
201
201+
0.44 ppb
0
36
76
186
605
1005+
13.66 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Richton Park, Illinois
Richton Park, Illinois
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AQI 56
Moderate
12.03μg/m³
PM2.5
51.92μg/m³
PM10
19.91ppb
O3
0.44ppb
SO2
15.87ppb
NO2
0.22ppm
CO
AQI 52
Moderate
9.98μg/m³
PM2.5
51.91μg/m³
PM10
19.49ppb
O3
0.44ppb
SO2
13.66ppb
NO2
0.21ppm
CO
AQI 58
Moderate
13.33μg/m³
PM2.5
59.95μg/m³
PM10
19.89ppb
O3
0.46ppb
SO2
16.55ppb
NO2
0.22ppm
CO
AQI 58
Moderate
12.63μg/m³
PM2.5
56.88μg/m³
PM10
17.94ppb
O3
0.44ppb
SO2
16.34ppb
NO2
0.22ppm
CO
AQI 58
Moderate
12.97μg/m³
PM2.5
57.76μg/m³
PM10
19.68ppb
O3
0.43ppb
SO2
16.65ppb
NO2
0.22ppm
CO
AQI 58
Moderate
12.66μg/m³
PM2.5
56.84μg/m³
PM10
20.11ppb
O3
0.44ppb
SO2
16.43ppb
NO2
0.22ppm
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 12:00:00 on 2025-12-10.
The best air quality in Richton Park, Illinois was recorded at 08:00:00 on 2025-12-09.
The real-time air quality index in Richton Park, Illinois is 52, 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 9.978 μg/m3.
The current PM10 levels in Richton Park, Illinois are 51.915 μg/m3.
The current carbon monoxide (CO) level in Richton Park, Illinois is 0.215 ppm.
The current sulfur dioxide (SO2) levels in Richton Park, Illinois are 0.441 ppb.
The current ozone (O3) levels at Richton Park, Illinois is 19.492 ppm.
The current nitrogen dioxide (NO2) levels at Richton Park, Illinois is 13.661 ppb.
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