PM2.5 levels (left image) remained high in the Midwest, Northeast, and West. Today's Satellite image (AQUA MODIS) identified light lingering haze in the California Valley (right image). Unfortunately many clouds were obstructing our view from most of the Midwestern haze.
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NRL NAAPS estimates sulfate surface concentrations (right image) and Aerosol Optical Depth (left image) for the Midwest and Northeast.
