Stay updated with real-time air quality in Kentucky, USA 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)
39
Good
Kentucky, USA
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.17 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.51 μg/m³
0
55
155
255
425
605+
41.59 ppb
0
55
71
86
201
201+
0.95 ppb
0
36
76
186
605
1005+
5.14 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Kentucky, USA
Kentucky, USA
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City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
---|
AQI 27
Good
5.43μg/m³
PM2.5
20.16μg/m³
PM10
29.40ppb
O3
1.34ppb
SO2
8.72ppb
NO2
0.14ppm
CO
AQI 38
Good
7.03μg/m³
PM2.5
27.12μg/m³
PM10
32.23ppb
O3
0.85ppb
SO2
9.59ppb
NO2
0.29ppm
CO
AQI 44
Good
7.57μg/m³
PM2.5
29.96μg/m³
PM10
22.88ppb
O3
0.80ppb
SO2
9.43ppb
NO2
0.26ppm
CO
AQI 33
Good
5.80μg/m³
PM2.5
23.80μg/m³
PM10
22.02ppb
O3
1.12ppb
SO2
4.60ppb
NO2
0.17ppm
CO
AQI 52
Moderate
10.12μg/m³
PM2.5
31.03μg/m³
PM10
30.21ppb
O3
0.39ppb
SO2
4.08ppb
NO2
0.23ppm
CO
AQI 44
Good
7.67μg/m³
PM2.5
28.60μg/m³
PM10
26.18ppb
O3
0.60ppb
SO2
4.07ppb
NO2
0.18ppm
CO
Air quality and pollutant data for Kentucky, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Kentucky, USA is updated every hour for accuracy.
In the past 24 hours, the air quality in Kentucky, USA was at its worst at 07:00:00 on 2025-06-30.
In the last 24 hours, the best air quality in Kentucky, USA was observed at 05:00:00 on 2025-07-01.
As of now, the AQI in Kentucky, USA is 44, indicating Good conditions.
Kentucky, USA air has the highest levels of PM2.5.
Poor air quality in Kentucky, USA means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Kentucky, USA are currently 7.527 μg/m3.
The PM10 concentration in Kentucky, USA is 25.98 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Kentucky, USA is 0.205 ppm.
Currently, Kentucky, USA has a sulfur dioxide (SO2) concentration of 0.977 ppb.
The current ozone (O3) level in Kentucky, USA at the moment is 29.146 ppm.
Nitrogen dioxide (NO2) level in Kentucky, USA at the moment is 13.905 ppb.
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