Updated AQI for Particle Pollution Now in Effect
2024-05-06
AirNow products now reflect the updated Air Quality Index for fine particle pollution. Learn more about the AQI updates.
Wildfire smoke continues to impact air quality in multiple states. Please use the Fire and Smoke map to check on wildfire smoke impacts in your area.
AirNow products now reflect the updated Air Quality Index for fine particle pollution. Learn more about the AQI updates.
AirNow products now reflect the updated Air Quality Index for fine particle pollution. Learn more about the AQI updates.