Stay updated with real-time air quality in Bardstown, 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)
43
Good
Bardstown, Kentucky
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.20 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.89 μg/m³
0
55
155
255
425
605+
46.26 ppb
0
55
71
86
201
201+
2.38 ppb
0
36
76
186
605
1005+
6.71 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Bardstown, Kentucky
Bardstown, Kentucky
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AQI 44
Good
7.97μg/m³
PM2.5
24.78μg/m³
PM10
43.16ppb
O3
2.08ppb
SO2
6.71ppb
NO2
0.21ppm
CO
AQI 49
Good
8.67μg/m³
PM2.5
23.55μg/m³
PM10
43.00ppb
O3
2.08ppb
SO2
6.82ppb
NO2
0.21ppm
CO
AQI 46
Good
6.04μg/m³
PM2.5
26.99μg/m³
PM10
49.91ppb
O3
2.06ppb
SO2
7.49ppb
NO2
0.21ppm
CO
AQI 54
Moderate
7.72μg/m³
PM2.5
60.53μg/m³
PM10
42.99ppb
O3
1.99ppb
SO2
7.31ppb
NO2
0.21ppm
CO
AQI 44
Good
6.94μg/m³
PM2.5
20.17μg/m³
PM10
48.25ppb
O3
2.21ppb
SO2
6.01ppb
NO2
0.20ppm
CO
AQI 49
Good
8.54μg/m³
PM2.5
38.54μg/m³
PM10
42.90ppb
O3
2.22ppb
SO2
8.13ppb
NO2
0.21ppm
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 Bardstown, Kentucky is updated on an hourly basis.
The worst air quality in Bardstown, Kentucky was recorded at 04:00:00 on 2026-10-22.
The best air quality in Bardstown, Kentucky was recorded at 04:00:00 on 2026-10-22.
The real-time air quality index in Bardstown, Kentucky is 43, currently categorized as Good.
The most common pollutant in Bardstown, Kentucky is O3.
If the air quality in Bardstown, Kentucky is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Bardstown, Kentucky at present are 7.201 μg/m3.
The current PM10 levels in Bardstown, Kentucky are 19.886 μg/m3.
The current carbon monoxide (CO) level in Bardstown, Kentucky is 0.221 ppm.
The current sulfur dioxide (SO2) levels in Bardstown, Kentucky are 2.378 ppb.
The current ozone (O3) levels at Bardstown, Kentucky is 46.26 ppm.
The current nitrogen dioxide (NO2) levels at Bardstown, Kentucky is 6.707 ppb.
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