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)
19
Good
Danville, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
0.34 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
1.06 μg/m³
0
55
155
255
425
605+
20.46 ppb
0
55
71
86
201
201+
0.36 ppb
0
36
76
186
605
1005+
5.15 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 23
Good
4.40μg/m³
PM2.5
19.03μg/m³
PM10
25.42ppb
O3
1.14ppb
SO2
4.63ppb
NO2
0.14ppm
CO
AQI 24
Good
4.39μg/m³
PM2.5
19.01μg/m³
PM10
25.88ppb
O3
1.20ppb
SO2
4.62ppb
NO2
0.13ppm
CO
AQI 24
Good
4.40μg/m³
PM2.5
19.00μg/m³
PM10
25.70ppb
O3
1.19ppb
SO2
4.64ppb
NO2
0.13ppm
CO
AQI 33
Good
6.17μg/m³
PM2.5
31.92μg/m³
PM10
22.08ppb
O3
0.93ppb
SO2
5.00ppb
NO2
0.23ppm
CO
AQI 25
Good
4.46μg/m³
PM2.5
19.12μg/m³
PM10
27.04ppb
O3
1.19ppb
SO2
4.62ppb
NO2
0.13ppm
CO
AQI 38
Good
6.75μg/m³
PM2.5
29.68μg/m³
PM10
24.01ppb
O3
0.90ppb
SO2
3.82ppb
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 11:00:00 on 2025-09-01.
In the last 24 hours, the best air quality in Danville, Illinois was observed at 02:00:00 on 2025-09-01.
As of now, the AQI in Danville, Illinois is 28, indicating Good conditions.
Danville, Illinois air has the highest levels of O3.
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 3.506 μg/m3.
The PM10 concentration in Danville, Illinois is 15.094 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Danville, Illinois is 0.177 ppm.
Currently, Danville, Illinois has a sulfur dioxide (SO2) concentration of 0.797 ppb.
The current ozone (O3) level in Danville, Illinois at the moment is 29.687 ppm.
Nitrogen dioxide (NO2) level in Danville, Illinois at the moment is 2.968 ppb.
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