Stay updated with real-time air quality in Fort Thomas, 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
Fort Thomas, Kentucky
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.75 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.79 μg/m³
0
55
155
255
425
605+
45.74 ppb
0
55
71
86
201
201+
1.70 ppb
0
36
76
186
605
1005+
9.39 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Fort Thomas, Kentucky
Fort Thomas, Kentucky
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AQI 43
Good
5.06μg/m³
PM2.5
15.68μg/m³
PM10
46.15ppb
O3
1.80ppb
SO2
7.35ppb
NO2
0.12ppm
CO
AQI 43
Good
5.05μg/m³
PM2.5
19.39μg/m³
PM10
46.18ppb
O3
1.70ppb
SO2
11.06ppb
NO2
0.12ppm
CO
AQI 43
Good
5.07μg/m³
PM2.5
14.49μg/m³
PM10
46.13ppb
O3
1.83ppb
SO2
6.02ppb
NO2
0.12ppm
CO
AQI 40
Good
4.23μg/m³
PM2.5
15.69μg/m³
PM10
42.66ppb
O3
1.54ppb
SO2
9.18ppb
NO2
0.11ppm
CO
AQI 43
Good
4.99μg/m³
PM2.5
16.78μg/m³
PM10
46.12ppb
O3
1.79ppb
SO2
9.17ppb
NO2
0.12ppm
CO
AQI 43
Good
4.61μg/m³
PM2.5
18.68μg/m³
PM10
45.62ppb
O3
1.62ppb
SO2
10.33ppb
NO2
0.12ppm
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 Fort Thomas, Kentucky is updated every hour for accuracy.
In the past 24 hours, the air quality in Fort Thomas, Kentucky was at its worst at 08:00:00 on 2026-07-23.
In the last 24 hours, the best air quality in Fort Thomas, Kentucky was observed at 03:00:00 on 2026-07-23.
As of now, the AQI in Fort Thomas, Kentucky is 43, indicating Good conditions.
Fort Thomas, Kentucky air has the highest levels of O3.
Poor air quality in Fort Thomas, Kentucky means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Fort Thomas, Kentucky are currently 4.755 μg/m3.
The PM10 concentration in Fort Thomas, Kentucky is 17.789 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Fort Thomas, Kentucky is 0.117 ppm.
Currently, Fort Thomas, Kentucky has a sulfur dioxide (SO2) concentration of 1.697 ppb.
The current ozone (O3) level in Fort Thomas, Kentucky at the moment is 45.74 ppm.
Nitrogen dioxide (NO2) level in Fort Thomas, Kentucky at the moment is 9.391 ppb.
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