An official website of the United States government.

Particulate Matter (PM) Pollution

Particulate Matter (PM) Pollution

Air Quality Where You Live

  • View current and forecasted air quality conditions across the U.S.
  • Explore current locations of wildfires
  • Review data from air quality monitors across the world


Note: AirNow is experiencing extremely heavy traffic and may be slow. Visit an alternate map showing air quality from fires.