14) { $gdate = $gdate2; } if($ghr < 3) { $gdate = "$yester"."12"; } echo "\"Latest"; echo "\"Latest"; echo "\"Latest"; echo "\"Latest"; echo "\"Latest"; echo "\"Latest"; } ?> Global Sulfur Dioxide Monitoring Home Page "; echo ""; } ?>
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Global Sulfur Dioxide Monitoring Home Page


Each week, Smithsonian's Global Volcanism Program publishes a report of new volcanic activity.

The SO2 data collected by AURA/OMI and Suomi NPP/OMPS for the new activity this week are shown below.


Week of 20 - 26 Dec 2017


Colombia - Ruiz: OMI   OMPS
Hawaii - Kilauea: OMI   OMPS
Italy - Etna: OMI   OMPS
Mexico - Popocatépetl: OMI   OMPS
Peru - Sabancaya: OMI   OMPS
Philipines - Kanlaon: OMI   OMPS
PNG - Bagana & Langila: OMI   OMPS
Vanuatu - Ambrym: OMI   OMPS

Summary of Preliminary Tonnage estimates