Stay updated with real-time air quality in Chicago Ridge, 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)
33
Good
Chicago Ridge, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.22 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
27.30 μg/m³
0
55
155
255
425
605+
30.67 ppb
0
55
71
86
201
201+
0.86 ppb
0
36
76
186
605
1005+
5.56 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Chicago Ridge, Illinois
Chicago Ridge, Illinois
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AQI 33
Good
6.44μg/m³
PM2.5
29.11μg/m³
PM10
27.58ppb
O3
0.88ppb
SO2
5.90ppb
NO2
0.24ppm
CO
AQI 38
Good
6.73μg/m³
PM2.5
30.23μg/m³
PM10
27.64ppb
O3
0.89ppb
SO2
6.15ppb
NO2
0.24ppm
CO
AQI 38
Good
6.54μg/m³
PM2.5
29.45μg/m³
PM10
27.65ppb
O3
0.88ppb
SO2
5.89ppb
NO2
0.24ppm
CO
AQI 33
Good
6.38μg/m³
PM2.5
28.85μg/m³
PM10
27.55ppb
O3
0.88ppb
SO2
5.85ppb
NO2
0.24ppm
CO
AQI 38
Good
6.82μg/m³
PM2.5
30.62μg/m³
PM10
27.66ppb
O3
0.89ppb
SO2
6.24ppb
NO2
0.24ppm
CO
AQI 33
Good
5.90μg/m³
PM2.5
27.01μg/m³
PM10
27.37ppb
O3
0.88ppb
SO2
5.48ppb
NO2
0.24ppm
CO
The air quality data for Illinois, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Chicago Ridge, Illinois are available every hour.
Chicago Ridge, Illinois experienced its worst air quality at 05:00:00, 2025-11-04.
The best air quality in Chicago Ridge, Illinois was observed at 11:00:00 on 2025-11-04.
The air quality in Chicago Ridge, Illinois right now is Good, with an AQI of 33.
In Chicago Ridge, Illinois, PM2.5 is the most frequently found pollutant.
When air quality in Chicago Ridge, Illinois is compromised, staying indoors and wearing a mask can reduce health risks.
Chicago Ridge, Illinois currently has a PM2.5 concentration of 6.477 μg/m3.
Chicago Ridge, Illinois currently has a PM10 concentration of 29.233 μg/m3.
The current carbon monoxide (CO) level in Chicago Ridge, Illinois is 0.243 ppm.
The current sulfur dioxide (SO2) concentration in Chicago Ridge, Illinois is 0.884 ppb.
Chicago Ridge, Illinois currently has an ozone (O3) concentration of 27.601 ppm.
The current level of nitrogen dioxide (NO2) in Chicago Ridge, Illinois is 5.913 ppb.
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