2024 Air Quality Map

Terms:

  • AQI: Air Quality Index, With levels below 100 deemed acceptable by the EPA. Lower numbers mean cleaner air.

  • Good Days: Days of the year air quality is acceptable.

  • Max AQI: The highest AQI a county reached in 2024.

  • 90th Percentile AQI: The bottom 90% average of AQI values.

Preventing harm from bad air quality:
  • For any sensitive group of people, especially children and people with respiratory disease, reduce time spent outdoors when AQI is high.

  • During especially high AQI conditions, consider wearing a well-fitted mask outdoors.

  • Keep indoor air clean by closing windows, and use an air cleaner if possible.

Air quality precautions from the American Lung Association

All map data from the EPA, collected in 2024