Stay updated with real-time air quality in Carol Stream, 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)
64
Moderate
Carol Stream, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
15.54 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
71.18 μg/m³
0
55
155
255
425
605+
19.37 ppb
0
55
71
86
201
201+
0.54 ppb
0
36
76
186
605
1005+
13.14 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Carol Stream, Illinois
Carol Stream, Illinois
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AQI 64
Moderate
15.63μg/m³
PM2.5
71.74μg/m³
PM10
19.09ppb
O3
0.54ppb
SO2
13.94ppb
NO2
0.21ppm
CO
AQI 60
Moderate
13.97μg/m³
PM2.5
65.44μg/m³
PM10
18.79ppb
O3
0.53ppb
SO2
13.22ppb
NO2
0.21ppm
CO
AQI 58
Moderate
12.58μg/m³
PM2.5
56.61μg/m³
PM10
19.53ppb
O3
0.53ppb
SO2
9.32ppb
NO2
0.20ppm
CO
AQI 60
Moderate
13.87μg/m³
PM2.5
64.94μg/m³
PM10
20.13ppb
O3
0.54ppb
SO2
12.14ppb
NO2
0.20ppm
CO
AQI 62
Moderate
15.20μg/m³
PM2.5
66.70μg/m³
PM10
16.96ppb
O3
0.54ppb
SO2
14.34ppb
NO2
0.21ppm
CO
AQI 60
Moderate
13.97μg/m³
PM2.5
65.44μg/m³
PM10
18.79ppb
O3
0.53ppb
SO2
13.22ppb
NO2
0.21ppm
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 Carol Stream, Illinois are available every hour.
Carol Stream, Illinois experienced its worst air quality at 04:00:00, 2025-12-10.
The best air quality in Carol Stream, Illinois was observed at 07:00:00 on 2025-12-09.
The air quality in Carol Stream, Illinois right now is Moderate, with an AQI of 64.
In Carol Stream, Illinois, PM2.5 is the most frequently found pollutant.
When air quality in Carol Stream, Illinois is compromised, staying indoors and wearing a mask can reduce health risks.
Carol Stream, Illinois currently has a PM2.5 concentration of 15.543 μg/m3.
Carol Stream, Illinois currently has a PM10 concentration of 71.18 μg/m3.
The current carbon monoxide (CO) level in Carol Stream, Illinois is 0.206 ppm.
The current sulfur dioxide (SO2) concentration in Carol Stream, Illinois is 0.542 ppb.
Carol Stream, Illinois currently has an ozone (O3) concentration of 19.366 ppm.
The current level of nitrogen dioxide (NO2) in Carol Stream, Illinois is 13.14 ppb.
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