Louisville
 
Data courtesy of:
 

AQI Forecast - http://files.airnowtech.org/airnow/today/forecast_aqi_20150702_ky_tn.jpg
 
Legend: National Parks/Monuments National Parks/Monuments
 - http://files.airnowtech.org/airnow/today/cur_aqi_ky_tn.jpg
 
Legend: National Parks/Monuments National Parks/Monuments
AQI Animation - http://files.airnowtech.org/airnow/today/anim_aqi_ky_tn.gif
 
Legend: National Parks/Monuments National Parks/Monuments
 
AQI: Good (0 - 50) AQI: Moderate (51 - 100) AQI: Unhealthy for Sensitive Groups (101 - 150) AQI: Unhealthy (151 - 200) AQI: Very Unhealthy (201 - 300) AQI: Hazardous(301 - 500) Action DayAction Day
 
Local Air Quality Resources
Action Day Program | Louisville Air Pollution Control District | Today's AQI | Today's Air Quality Data
 
State Air Quality Resources
American Lung Association (ALA) of Kentucky
Kentucky Air Quality Index (AQI) Program
Kentucky Department of Environmental Protection
Kentucky Division for Air Quality
Kentucky Division for Air Quality - Contacts
Louisville Metro Air Pollution Control District
Air Quality Forecast
Today's High Tomorrow's High
Air Quality Index (AQI)
Moderate Moderate
Health Message: Unusually sensitive people should consider reducing prolonged or heavy exertion.
Air Quality Index (AQI)
Moderate Moderate
Health Message: Unusually sensitive people should consider reducing prolonged or heavy exertion.
AQI - Pollutant Details
Particles (PM2.5)
Moderate
Moderate
Ozone
Good
Good
Particles (PM2.5)
Moderate
Moderate
Ozone
Good
Good
Forecast Discussion: Ozone was very low and PM2.5 varied greatly, averaging moderate. A front remains stationary across southern Indiana. Heavy rain and flash flood watch is out for south and east Kentucky. The humidity and showers will continue for the next few days as this front meanders across Kentucky. Central Indiana may see sunshine Saturday and Sunday. Showers will return as even more humidity returns. Spikes of high PM2.5 readings with evening fireworks Friday and Saturday.

Current Conditions
Air Quality Index (AQI)
observed at 12:00 EDT
56
Moderate
Health Message: Unusually sensitive people should consider reducing prolonged or heavy exertion.
AQI - Pollutant Details
Particles (PM2.5) 56 Moderate
Ozone 26 Good
Particles (PM10) 18 Good

Past Air Quality Maps and Data
Yesterday's Maps and Data
Air Quality Maps Archives (by region)

E-Mail Notification