Stay updated with real-time air quality in Shepherdsville, 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)
71
Moderate
Shepherdsville, Kentucky
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.91 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
56.38 μg/m³
0
55
155
255
425
605+
60.99 ppb
0
55
71
86
201
201+
1.13 ppb
0
36
76
186
605
1005+
18.76 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Shepherdsville, Kentucky
Shepherdsville, Kentucky
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AQI 58
Moderate
12.85μg/m³
PM2.5
56.42μg/m³
PM10
55.86ppb
O3
0.83ppb
SO2
18.69ppb
NO2
0.29ppm
CO
AQI 62
Moderate
15.30μg/m³
PM2.5
39.77μg/m³
PM10
51.74ppb
O3
0.50ppb
SO2
21.49ppb
NO2
0.32ppm
CO
AQI 60
Moderate
13.96μg/m³
PM2.5
29.11μg/m³
PM10
55.03ppb
O3
0.95ppb
SO2
19.73ppb
NO2
0.28ppm
CO
AQI 58
Moderate
12.81μg/m³
PM2.5
47.86μg/m³
PM10
56.34ppb
O3
1.23ppb
SO2
18.09ppb
NO2
0.27ppm
CO
AQI 60
Moderate
14.09μg/m³
PM2.5
47.42μg/m³
PM10
53.15ppb
O3
0.71ppb
SO2
19.45ppb
NO2
0.30ppm
CO
AQI 58
Moderate
12.98μg/m³
PM2.5
30.77μg/m³
PM10
55.04ppb
O3
1.32ppb
SO2
10.90ppb
NO2
0.22ppm
CO
Air quality measurements for Kentucky, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Shepherdsville, Kentucky is updated on an hourly basis.
The worst air quality in Shepherdsville, Kentucky was recorded at 12:00:00 on 2026-04-24.
The best air quality in Shepherdsville, Kentucky was recorded at 03:00:00 on 2026-04-23.
The real-time air quality index in Shepherdsville, Kentucky is 71, currently categorized as Moderate.
The most common pollutant in Shepherdsville, Kentucky is O3.
If the air quality in Shepherdsville, Kentucky is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Shepherdsville, Kentucky at present are 12.912 μg/m3.
The current PM10 levels in Shepherdsville, Kentucky are 56.377 μg/m3.
The current carbon monoxide (CO) level in Shepherdsville, Kentucky is 0.299 ppm.
The current sulfur dioxide (SO2) levels in Shepherdsville, Kentucky are 1.13 ppb.
The current ozone (O3) levels at Shepherdsville, Kentucky is 60.994 ppm.
The current nitrogen dioxide (NO2) levels at Shepherdsville, Kentucky is 18.758 ppb.
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