Stay updated with real-time air quality in Roselle, 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)
27
Good
Roselle, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.46 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.60 μg/m³
0
55
155
255
425
605+
27.19 ppb
0
55
71
86
201
201+
0.31 ppb
0
36
76
186
605
1005+
9.71 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Roselle, Illinois
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AQI 33
Good
5.93μg/m³
PM2.5
25.63μg/m³
PM10
24.61ppb
O3
0.53ppb
SO2
8.80ppb
NO2
0.16ppm
CO
AQI 27
Good
5.17μg/m³
PM2.5
17.65μg/m³
PM10
24.21ppb
O3
0.52ppb
SO2
8.80ppb
NO2
0.16ppm
CO
AQI 33
Good
6.00μg/m³
PM2.5
22.14μg/m³
PM10
24.14ppb
O3
0.52ppb
SO2
8.10ppb
NO2
0.16ppm
CO
AQI 33
Good
5.84μg/m³
PM2.5
28.40μg/m³
PM10
23.77ppb
O3
0.53ppb
SO2
8.73ppb
NO2
0.16ppm
CO
AQI 33
Good
5.83μg/m³
PM2.5
24.43μg/m³
PM10
24.24ppb
O3
0.54ppb
SO2
8.87ppb
NO2
0.15ppm
CO
AQI 38
Good
6.56μg/m³
PM2.5
28.65μg/m³
PM10
18.30ppb
O3
0.51ppb
SO2
8.31ppb
NO2
0.16ppm
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 Roselle, Illinois are available every hour.
Roselle, Illinois experienced its worst air quality at 02:00:00, 2026-03-11.
The best air quality in Roselle, Illinois was observed at 07:00:00 on 2026-03-11.
The air quality in Roselle, Illinois right now is Good, with an AQI of 27.
In Roselle, Illinois, PM2.5 is the most frequently found pollutant.
When air quality in Roselle, Illinois is compromised, staying indoors and wearing a mask can reduce health risks.
Roselle, Illinois currently has a PM2.5 concentration of 5.221 μg/m3.
Roselle, Illinois currently has a PM10 concentration of 17.869 μg/m3.
The current carbon monoxide (CO) level in Roselle, Illinois is 0.199 ppm.
The current sulfur dioxide (SO2) concentration in Roselle, Illinois is 0.333 ppb.
Roselle, Illinois currently has an ozone (O3) concentration of 25.837 ppm.
The current level of nitrogen dioxide (NO2) in Roselle, Illinois is 9.087 ppb.
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