AQI Calculator
AQI to Concentration Calculator
DIRECTIONS: Select a pollutant, then enter the AQI value. Click on “Calculate” to see the results.
AirNow is experiencing technical issues with the location lookup function in both the iOS and Android versions of the AirNow app. The issue should not affect your saved locations. While we work to resolve the issue, you can find your air quality by selecting “Map” at the bottom of the app or by visiting the AirNow website at https://www.airnow.gov.
AirNow products now reflect the updated Air Quality Index for fine particle pollution. Learn more about the AQI updates.
Mark your calendars! Air Quality Awareness Week 2024 is May 6-10. The theme this year is, “Knowing Your Air”. AQAW highlights resources that increase air quality awareness and encourages people to take action and incorporate air quality knowledge into their daily living. Join us on the web and social media on May 6th to learn more. #AQAW2024