Stay updated with real-time air quality in Calumet City, 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)
41
Good
Calumet City, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.80 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
25.62 μg/m³
0
55
155
255
425
605+
44.09 ppb
0
55
71
86
201
201+
0.45 ppb
0
36
76
186
605
1005+
2.42 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Calumet City, Illinois
Calumet City, Illinois
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AQI 42
Good
4.70μg/m³
PM2.5
20.33μg/m³
PM10
45.11ppb
O3
0.43ppb
SO2
2.05ppb
NO2
0.23ppm
CO
AQI 41
Good
5.01μg/m³
PM2.5
21.96μg/m³
PM10
43.86ppb
O3
0.39ppb
SO2
2.24ppb
NO2
0.23ppm
CO
AQI 42
Good
4.89μg/m³
PM2.5
21.10μg/m³
PM10
45.42ppb
O3
0.42ppb
SO2
2.10ppb
NO2
0.23ppm
CO
AQI 42
Good
5.35μg/m³
PM2.5
23.32μg/m³
PM10
44.68ppb
O3
0.38ppb
SO2
2.23ppb
NO2
0.23ppm
CO
AQI 44
Good
4.85μg/m³
PM2.5
20.28μg/m³
PM10
48.02ppb
O3
0.44ppb
SO2
2.07ppb
NO2
0.23ppm
CO
AQI 44
Good
5.74μg/m³
PM2.5
24.83μg/m³
PM10
47.02ppb
O3
0.39ppb
SO2
2.20ppb
NO2
0.23ppm
CO
Air quality and pollutant data for Illinois, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Calumet City, Illinois is updated every hour for accuracy.
In the past 24 hours, the air quality in Calumet City, Illinois was at its worst at 01:00:00 on 2026-06-14.
In the last 24 hours, the best air quality in Calumet City, Illinois was observed at 02:00:00 on 2026-06-13.
As of now, the AQI in Calumet City, Illinois is 43, indicating Good conditions.
Calumet City, Illinois air has the highest levels of O3.
Poor air quality in Calumet City, Illinois means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Calumet City, Illinois are currently 5.268 μg/m3.
The PM10 concentration in Calumet City, Illinois is 22.679 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Calumet City, Illinois is 0.232 ppm.
Currently, Calumet City, Illinois has a sulfur dioxide (SO2) concentration of 0.391 ppb.
The current ozone (O3) level in Calumet City, Illinois at the moment is 45.556 ppm.
Nitrogen dioxide (NO2) level in Calumet City, Illinois at the moment is 2.172 ppb.
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