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)
38
Good
Danville, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
6.55 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.15 μg/m³
0
55
155
255
425
605+
33.83 ppb
0
55
71
86
201
201+
0.54 ppb
0
36
76
186
605
1005+
2.25 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Danville, Illinois
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AQI 27
Good
5.25μg/m³
PM2.5
21.98μg/m³
PM10
15.51ppb
O3
0.78ppb
SO2
4.15ppb
NO2
0.11ppm
CO
AQI 27
Good
4.84μg/m³
PM2.5
20.76μg/m³
PM10
19.07ppb
O3
0.86ppb
SO2
4.13ppb
NO2
0.11ppm
CO
AQI 27
Good
4.89μg/m³
PM2.5
20.95μg/m³
PM10
19.77ppb
O3
0.85ppb
SO2
4.15ppb
NO2
0.11ppm
CO
AQI 33
Good
5.89μg/m³
PM2.5
27.30μg/m³
PM10
14.60ppb
O3
0.64ppb
SO2
4.53ppb
NO2
0.15ppm
CO
AQI 33
Good
5.64μg/m³
PM2.5
33.19μg/m³
PM10
19.89ppb
O3
0.78ppb
SO2
4.20ppb
NO2
0.11ppm
CO
AQI 22
Good
3.56μg/m³
PM2.5
16.22μg/m³
PM10
16.13ppb
O3
0.61ppb
SO2
5.61ppb
NO2
0.15ppm
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 04:00:00 on 2025-07-21.
In the last 24 hours, the best air quality in Danville, Illinois was observed at 03:00:00 on 2025-07-20.
As of now, the AQI in Danville, Illinois is 44, indicating Good 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 7.677 μg/m3.
The PM10 concentration in Danville, Illinois is 33.949 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Danville, Illinois is 0.211 ppm.
Currently, Danville, Illinois has a sulfur dioxide (SO2) concentration of 0.395 ppb.
The current ozone (O3) level in Danville, Illinois at the moment is 9.826 ppm.
Nitrogen dioxide (NO2) level in Danville, Illinois at the moment is 4.914 ppb.
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