AQI Calculator
AQI Calculators
AQI to Concentration Calculator
DIRECTIONS: Select a pollutant, then enter the AQI value. Click on “Calculate” to see the results.
Wildfire smoke continues to impact air quality throughout the US. Please use the Fire and Smoke map to check on wildfire smoke impacts in your area.
EPA will host the National Air Quality Conference (NAQC) March 18-21, 2024 at EPA’s Research Triangle Park, North Carolina, campus.
Visit the NAQC webpage to learn more about this event and how to register