Community Multiscale Air Quality Model (CMAQ)

  • To stop the animation at a particular hour click on Stop. When the animation is stopped the dynamic streamlines represent the wind direction and wind speed for that hour.

  • To choose a different pollutant or a different time period, click on Select Data. Currently there is CMAQ predicted ozone and PM2.5 concentrations for the entire year of 2012 and dust concentrations for July 10-August 5, 2006.

  • Use the zoom and drag features to see the pollutant concentrations over a specific location.

  • To access the CMAQ data used in this animation visit EPA's Remote Sensing Information gateway (RSIG).

  • Access metadata for the 2012 CMAQv5.0.2 data used in this animation.

  • Return to CMAQ Home Page.