Stay updated with real-time air quality in LexingtonFayette, 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)
42
Good
LexingtonFayette, Kentucky
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.40 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.02 μg/m³
0
55
155
255
425
605+
45.02 ppb
0
55
71
86
201
201+
2.62 ppb
0
36
76
186
605
1005+
10.11 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
LexingtonFayette, Kentucky
LexingtonFayette, Kentucky
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AQI 47
Good
4.99μg/m³
PM2.5
21.93μg/m³
PM10
50.79ppb
O3
2.27ppb
SO2
10.50ppb
NO2
0.24ppm
CO
AQI 44
Good
4.62μg/m³
PM2.5
20.06μg/m³
PM10
47.06ppb
O3
2.25ppb
SO2
10.02ppb
NO2
0.23ppm
CO
AQI 43
Good
6.69μg/m³
PM2.5
31.31μg/m³
PM10
45.92ppb
O3
2.25ppb
SO2
9.86ppb
NO2
0.23ppm
CO
AQI 41
Good
6.17μg/m³
PM2.5
26.35μg/m³
PM10
44.35ppb
O3
2.29ppb
SO2
10.81ppb
NO2
0.24ppm
CO
AQI 42
Good
5.71μg/m³
PM2.5
21.04μg/m³
PM10
45.49ppb
O3
2.26ppb
SO2
11.23ppb
NO2
0.24ppm
CO
AQI 41
Good
7.01μg/m³
PM2.5
33.31μg/m³
PM10
44.49ppb
O3
2.29ppb
SO2
10.71ppb
NO2
0.24ppm
CO
The air quality data for Kentucky, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Lexingtonfayette, Kentucky are available every hour.
Lexingtonfayette, Kentucky experienced its worst air quality at 01:00:00, 2026-10-22.
The best air quality in Lexingtonfayette, Kentucky was observed at 12:00:00 on 2026-10-22.
The air quality in Lexingtonfayette, Kentucky right now is Good, with an AQI of 42.
In Lexingtonfayette, Kentucky, O3 is the most frequently found pollutant.
When air quality in Lexingtonfayette, Kentucky is compromised, staying indoors and wearing a mask can reduce health risks.
Lexingtonfayette, Kentucky currently has a PM2.5 concentration of 4.404 μg/m3.
Lexingtonfayette, Kentucky currently has a PM10 concentration of 19.023 μg/m3.
The current carbon monoxide (CO) level in Lexingtonfayette, Kentucky is 0.264 ppm.
The current sulfur dioxide (SO2) concentration in Lexingtonfayette, Kentucky is 2.622 ppb.
Lexingtonfayette, Kentucky currently has an ozone (O3) concentration of 45.018 ppm.
The current level of nitrogen dioxide (NO2) in Lexingtonfayette, Kentucky is 10.108 ppb.
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