Stay updated with real-time air quality in Danville, Kentucky 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)
31
Good
Danville, Kentucky
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.44 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.27 μg/m³
0
55
155
255
425
605+
34.42 ppb
0
55
71
86
201
201+
0.62 ppb
0
36
76
186
605
1005+
6.37 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Danville, Kentucky
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AQI 34
Good
4.20μg/m³
PM2.5
18.98μg/m³
PM10
36.97ppb
O3
0.63ppb
SO2
6.23ppb
NO2
0.14ppm
CO
AQI 31
Good
4.25μg/m³
PM2.5
15.90μg/m³
PM10
34.01ppb
O3
0.80ppb
SO2
6.16ppb
NO2
0.14ppm
CO
AQI 31
Good
4.03μg/m³
PM2.5
15.95μg/m³
PM10
33.43ppb
O3
0.79ppb
SO2
6.13ppb
NO2
0.14ppm
CO
AQI 31
Good
4.37μg/m³
PM2.5
25.02μg/m³
PM10
32.69ppb
O3
0.62ppb
SO2
6.49ppb
NO2
0.14ppm
CO
AQI 30
Good
4.69μg/m³
PM2.5
17.51μg/m³
PM10
32.20ppb
O3
0.62ppb
SO2
6.29ppb
NO2
0.14ppm
CO
AQI 33
Good
4.11μg/m³
PM2.5
18.05μg/m³
PM10
36.04ppb
O3
0.63ppb
SO2
6.15ppb
NO2
0.14ppm
CO
Air quality data and pollutant measurements for Kentucky, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Danville, Kentucky is updated every hour.
The worst air quality in Danville, Kentucky in the last 24 hours was observed at 02:00:00 on 2026-03-09.
In the last 24 hrs, the best air quality in Danville, Kentucky was observed at 09:00:00 on 2026-03-08.
The current air quality in Danville, Kentucky is 31, categorized as Good based on real-time data.
The most common pollutant in Danville, Kentucky is O3.
If the air quality in Danville, Kentucky is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Danville, Kentucky is 4.439 μg/m3.
The current PM10 concentration at Danville, Kentucky is 16.274 μg/m3.
The current carbon monoxide (CO) concentration at Danville, Kentucky is 0.143 ppm.
The current sulfur dioxide (SO2) concentration at Danville, Kentucky is 0.619 ppb.
The current ozone (O3) concentration at Danville, Kentucky is 34.421 ppm.
The current nitrogen dioxide (NO2) concentration at Danville, Kentucky is 6.368 ppb.
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