Stay updated with real-time air quality in Danville, 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)
52
Moderate
Danville, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.83 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
43.89 μg/m³
0
55
155
255
425
605+
22.17 ppb
0
55
71
86
201
201+
0.84 ppb
0
36
76
186
605
1005+
4.78 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Danville, Illinois
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AQI 52
Moderate
10.49μg/m³
PM2.5
38.26μg/m³
PM10
24.17ppb
O3
0.40ppb
SO2
5.51ppb
NO2
0.14ppm
CO
AQI 58
Moderate
12.51μg/m³
PM2.5
55.40μg/m³
PM10
27.00ppb
O3
0.37ppb
SO2
5.48ppb
NO2
0.13ppm
CO
AQI 58
Moderate
12.68μg/m³
PM2.5
56.84μg/m³
PM10
27.69ppb
O3
0.37ppb
SO2
5.55ppb
NO2
0.13ppm
CO
AQI 52
Moderate
9.57μg/m³
PM2.5
35.09μg/m³
PM10
25.07ppb
O3
0.57ppb
SO2
8.48ppb
NO2
0.21ppm
CO
AQI 54
Moderate
10.96μg/m³
PM2.5
46.87μg/m³
PM10
27.66ppb
O3
0.37ppb
SO2
6.02ppb
NO2
0.13ppm
CO
AQI 27
Good
3.09μg/m³
PM2.5
13.11μg/m³
PM10
29.08ppb
O3
0.55ppb
SO2
9.10ppb
NO2
0.17ppm
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 Danville, Illinois is updated every hour for accuracy.
In the past 24 hours, the air quality in Danville, Illinois was at its worst at 09:00:00 on 2026-06-08.
In the last 24 hours, the best air quality in Danville, Illinois was observed at 10:00:00 on 2026-06-07.
As of now, the AQI in Danville, Illinois is 52, indicating Moderate conditions.
Danville, Illinois air has the highest levels of PM2.5.
Poor air quality in Danville, Illinois means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Danville, Illinois are currently 9.831 μg/m3.
The PM10 concentration in Danville, Illinois is 43.891 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Danville, Illinois is 0.168 ppm.
Currently, Danville, Illinois has a sulfur dioxide (SO2) concentration of 0.84 ppb.
The current ozone (O3) level in Danville, Illinois at the moment is 22.168 ppm.
Nitrogen dioxide (NO2) level in Danville, Illinois at the moment is 4.782 ppb.
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