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
10.45 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
46.09 μg/m³
0
55
155
255
425
605+
15.96 ppb
0
55
71
86
201
201+
0.74 ppb
0
36
76
186
605
1005+
5.65 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Danville, Illinois
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AQI 33
Good
6.38μg/m³
PM2.5
26.53μg/m³
PM10
19.66ppb
O3
1.54ppb
SO2
4.82ppb
NO2
0.12ppm
CO
AQI 38
Good
6.54μg/m³
PM2.5
29.49μg/m³
PM10
25.11ppb
O3
1.54ppb
SO2
4.77ppb
NO2
0.11ppm
CO
AQI 38
Good
6.59μg/m³
PM2.5
29.93μg/m³
PM10
25.41ppb
O3
1.55ppb
SO2
4.77ppb
NO2
0.11ppm
CO
AQI 33
Good
5.54μg/m³
PM2.5
23.53μg/m³
PM10
19.81ppb
O3
1.39ppb
SO2
5.81ppb
NO2
0.22ppm
CO
AQI 33
Good
6.20μg/m³
PM2.5
26.39μg/m³
PM10
23.74ppb
O3
1.58ppb
SO2
4.77ppb
NO2
0.12ppm
CO
AQI 22
Good
3.52μg/m³
PM2.5
15.66μg/m³
PM10
15.78ppb
O3
1.57ppb
SO2
6.05ppb
NO2
0.22ppm
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 10:00:00 on 2026-09-07.
In the last 24 hours, the best air quality in Danville, Illinois was observed at 12:00:00 on 2026-09-07.
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 10.448 μg/m3.
The PM10 concentration in Danville, Illinois is 46.086 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Danville, Illinois is 0.188 ppm.
Currently, Danville, Illinois has a sulfur dioxide (SO2) concentration of 0.737 ppb.
The current ozone (O3) level in Danville, Illinois at the moment is 15.96 ppm.
Nitrogen dioxide (NO2) level in Danville, Illinois at the moment is 5.653 ppb.
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