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

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.89 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.98 μg/m³
0
55
155
255
425
605+
46.21 ppb
0
55
71
86
201
201+
1.63 ppb
0
36
76
186
605
1005+
11.42 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Erlanger, Kentucky
Erlanger, Kentucky
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AQI 44
Good
4.71μg/m³
PM2.5
17.46μg/m³
PM10
46.53ppb
O3
1.55ppb
SO2
10.98ppb
NO2
0.12ppm
CO
AQI 43
Good
4.70μg/m³
PM2.5
18.59μg/m³
PM10
45.92ppb
O3
1.61ppb
SO2
10.75ppb
NO2
0.12ppm
CO
AQI 44
Good
4.48μg/m³
PM2.5
16.43μg/m³
PM10
47.35ppb
O3
1.54ppb
SO2
11.31ppb
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 43
Good
5.06μg/m³
PM2.5
15.68μg/m³
PM10
46.15ppb
O3
1.80ppb
SO2
7.35ppb
NO2
0.12ppm
CO
Air quality data and pollutant measurements for Kentucky, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Erlanger, Kentucky is updated every hour.
The worst air quality in Erlanger, Kentucky in the last 24 hours was observed at 08:00:00 on 2026-07-23.
In the last 24 hrs, the best air quality in Erlanger, Kentucky was observed at 03:00:00 on 2026-07-23.
The current air quality in Erlanger, Kentucky is 43, categorized as Good based on real-time data.
The most common pollutant in Erlanger, Kentucky is O3.
If the air quality in Erlanger, Kentucky is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Erlanger, Kentucky is 4.892 μg/m3.
The current PM10 concentration at Erlanger, Kentucky is 18.978 μg/m3.
The current carbon monoxide (CO) concentration at Erlanger, Kentucky is 0.117 ppm.
The current sulfur dioxide (SO2) concentration at Erlanger, Kentucky is 1.627 ppb.
The current ozone (O3) concentration at Erlanger, Kentucky is 46.206 ppm.
The current nitrogen dioxide (NO2) concentration at Erlanger, Kentucky is 11.42 ppb.
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