The prototype satellite based volcanic aerosols and SO2 acquisition.

The page includes the maps for:

• OMI SO2 STL Column 1 day composite data
• OMPS SO2 STL Column 1 day composite data
• OMI Aerosol Index UV 1 day composite data
• OMPS Aerosol Index UV 1 day composite data

For the day of the latest reception, and for previous 5 days.