Air Data: Air Quality Data Collected at Outdoor Monitors Across the US
This website provides access to outdoor air quality data collected from state, local and tribal monitoring agencies across the United States.
An official website of the United States government.
Get real-time data at AirNow.gov.
Use the Fire and Smoke map during fire events.
This website provides access to outdoor air quality data collected from state, local and tribal monitoring agencies across the United States.