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)
33
Good
Shepherdsville, Kentucky
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.29 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.81 μg/m³
0
55
155
255
425
605+
14.12 ppb
0
55
71
86
201
201+
0.66 ppb
0
36
76
186
605
1005+
29.66 ppb
0
54
101
361
1250
2050+
0.40 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Shepherdsville, Kentucky
Shepherdsville, Kentucky
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AQI 38
Good
6.70μg/m³
PM2.5
31.32μg/m³
PM10
9.99ppb
O3
0.67ppb
SO2
28.51ppb
NO2
0.38ppm
CO
AQI 38
Good
6.54μg/m³
PM2.5
32.58μg/m³
PM10
14.80ppb
O3
0.44ppb
SO2
32.14ppb
NO2
0.38ppm
CO
AQI 33
Good
6.08μg/m³
PM2.5
11.34μg/m³
PM10
9.00ppb
O3
0.70ppb
SO2
33.87ppb
NO2
0.40ppm
CO
AQI 33
Good
5.26μg/m³
PM2.5
21.71μg/m³
PM10
28.30ppb
O3
0.57ppb
SO2
34.62ppb
NO2
0.41ppm
CO
AQI 33
Good
6.22μg/m³
PM2.5
27.86μg/m³
PM10
14.99ppb
O3
0.51ppb
SO2
32.67ppb
NO2
0.39ppm
CO
AQI 33
Good
5.79μg/m³
PM2.5
19.03μg/m³
PM10
10.54ppb
O3
0.64ppb
SO2
35.38ppb
NO2
0.48ppm
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 10:00:00 on 2026-01-22.
The best air quality in Shepherdsville, Kentucky was recorded at 01:00:00 on 2026-01-23.
The real-time air quality index in Shepherdsville, Kentucky is 33, currently categorized as Good.
The most common pollutant in Shepherdsville, Kentucky is PM2.5.
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 6.286 μg/m3.
The current PM10 levels in Shepherdsville, Kentucky are 20.806 μg/m3.
The current carbon monoxide (CO) level in Shepherdsville, Kentucky is 0.398 ppm.
The current sulfur dioxide (SO2) levels in Shepherdsville, Kentucky are 0.663 ppb.
The current ozone (O3) levels at Shepherdsville, Kentucky is 14.116 ppm.
The current nitrogen dioxide (NO2) levels at Shepherdsville, Kentucky is 29.663 ppb.
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