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)
27
Good
Danville, Kentucky
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.09 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.54 μg/m³
0
55
155
255
425
605+
24.09 ppb
0
55
71
86
201
201+
0.94 ppb
0
36
76
186
605
1005+
5.02 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Danville, Kentucky
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AQI 23
Good
4.31μg/m³
PM2.5
19.02μg/m³
PM10
24.96ppb
O3
1.02ppb
SO2
5.15ppb
NO2
0.26ppm
CO
AQI 27
Good
5.20μg/m³
PM2.5
16.61μg/m³
PM10
19.45ppb
O3
1.01ppb
SO2
5.25ppb
NO2
0.26ppm
CO
AQI 27
Good
5.29μg/m³
PM2.5
16.54μg/m³
PM10
24.14ppb
O3
1.03ppb
SO2
5.31ppb
NO2
0.26ppm
CO
AQI 27
Good
5.15μg/m³
PM2.5
17.59μg/m³
PM10
22.34ppb
O3
0.95ppb
SO2
5.18ppb
NO2
0.24ppm
CO
AQI 27
Good
4.87μg/m³
PM2.5
21.76μg/m³
PM10
22.42ppb
O3
1.00ppb
SO2
5.19ppb
NO2
0.26ppm
CO
AQI 22
Good
4.50μg/m³
PM2.5
19.96μg/m³
PM10
23.09ppb
O3
1.49ppb
SO2
5.25ppb
NO2
0.26ppm
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 05:00:00 on 2026-09-06.
In the last 24 hrs, the best air quality in Danville, Kentucky was observed at 10:00:00 on 2026-09-07.
The current air quality in Danville, Kentucky is 27, categorized as Good based on real-time data.
The most common pollutant in Danville, Kentucky is PM2.5.
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 5.086 μg/m3.
The current PM10 concentration at Danville, Kentucky is 21.539 μg/m3.
The current carbon monoxide (CO) concentration at Danville, Kentucky is 0.243 ppm.
The current sulfur dioxide (SO2) concentration at Danville, Kentucky is 0.939 ppb.
The current ozone (O3) concentration at Danville, Kentucky is 24.086 ppm.
The current nitrogen dioxide (NO2) concentration at Danville, Kentucky is 5.023 ppb.
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