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)
22
Good
Danville, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
0.62 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
2.00 μg/m³
0
55
155
255
425
605+
23.94 ppb
0
55
71
86
201
201+
0.21 ppb
0
36
76
186
605
1005+
1.59 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Danville, Illinois
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AQI 19
Good
2.54μg/m³
PM2.5
10.35μg/m³
PM10
21.03ppb
O3
0.61ppb
SO2
2.37ppb
NO2
0.14ppm
CO
AQI 19
Good
2.61μg/m³
PM2.5
11.03μg/m³
PM10
21.08ppb
O3
0.62ppb
SO2
2.38ppb
NO2
0.13ppm
CO
AQI 19
Good
2.60μg/m³
PM2.5
11.01μg/m³
PM10
21.10ppb
O3
0.62ppb
SO2
2.37ppb
NO2
0.13ppm
CO
AQI 19
Good
2.97μg/m³
PM2.5
12.73μg/m³
PM10
21.23ppb
O3
0.57ppb
SO2
2.63ppb
NO2
0.20ppm
CO
AQI 19
Good
2.44μg/m³
PM2.5
10.15μg/m³
PM10
20.80ppb
O3
0.63ppb
SO2
2.62ppb
NO2
0.13ppm
CO
AQI 22
Good
3.84μg/m³
PM2.5
16.71μg/m³
PM10
22.73ppb
O3
0.60ppb
SO2
2.42ppb
NO2
0.20ppm
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 05:00:00 on 2025-10-21.
In the last 24 hours, the best air quality in Danville, Illinois was observed at 11:00:00 on 2025-10-21.
As of now, the AQI in Danville, Illinois is 22, 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 0.618 μg/m3.
The PM10 concentration in Danville, Illinois is 2 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Danville, Illinois is 0.117 ppm.
Currently, Danville, Illinois has a sulfur dioxide (SO2) concentration of 0.207 ppb.
The current ozone (O3) level in Danville, Illinois at the moment is 23.94 ppm.
Nitrogen dioxide (NO2) level in Danville, Illinois at the moment is 1.594 ppb.
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