Stay updated with real-time air quality in Roscoe, 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)
49
Good
Roscoe, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.64 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
36.34 μg/m³
0
55
155
255
425
605+
43.40 ppb
0
55
71
86
201
201+
0.99 ppb
0
36
76
186
605
1005+
3.71 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Roscoe, Illinois
Roscoe, Illinois
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AQI 49
Good
8.62μg/m³
PM2.5
36.43μg/m³
PM10
43.08ppb
O3
1.01ppb
SO2
3.57ppb
NO2
0.21ppm
CO
AQI 49
Good
8.70μg/m³
PM2.5
36.56μg/m³
PM10
43.06ppb
O3
0.97ppb
SO2
3.63ppb
NO2
0.21ppm
CO
AQI 49
Good
8.62μg/m³
PM2.5
36.42μg/m³
PM10
43.02ppb
O3
1.02ppb
SO2
3.57ppb
NO2
0.21ppm
CO
AQI 49
Good
8.50μg/m³
PM2.5
36.99μg/m³
PM10
45.13ppb
O3
1.04ppb
SO2
3.55ppb
NO2
0.21ppm
CO
AQI 49
Good
9.20μg/m³
PM2.5
36.79μg/m³
PM10
46.12ppb
O3
1.04ppb
SO2
6.66ppb
NO2
0.22ppm
CO
AQI 52
Moderate
10.06μg/m³
PM2.5
42.34μg/m³
PM10
47.25ppb
O3
0.90ppb
SO2
6.79ppb
NO2
0.21ppm
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 Roscoe, Illinois is updated every hour for accuracy.
In the past 24 hours, the air quality in Roscoe, Illinois was at its worst at 01:00:00 on 2026-04-23.
In the last 24 hours, the best air quality in Roscoe, Illinois was observed at 06:00:00 on 2026-04-23.
As of now, the AQI in Roscoe, Illinois is 49, indicating Good conditions.
Roscoe, Illinois air has the highest levels of PM2.5.
Poor air quality in Roscoe, Illinois means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Roscoe, Illinois are currently 8.644 μg/m3.
The PM10 concentration in Roscoe, Illinois is 36.34 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Roscoe, Illinois is 0.213 ppm.
Currently, Roscoe, Illinois has a sulfur dioxide (SO2) concentration of 0.991 ppb.
The current ozone (O3) level in Roscoe, Illinois at the moment is 43.404 ppm.
Nitrogen dioxide (NO2) level in Roscoe, Illinois at the moment is 3.708 ppb.
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