9html> 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 24 - 30 Apr 2024


Colombia - Ruiz & Sangay: OMI   OMPS   TROPOMI
Galapagos Islands - Fernandina: OMI   OMPS   TROPOMI
Halmahera - Dukono & Ruang: OMI   OMPS   TROPOMI
Kamchatka - Sheveluch: OMI   OMPS   TROPOMI
Mexico - Popocatepetl: OMI   OMPS   TROPOMI
Peru - Sabancaya & Ubinas: OMI   OMPS   TROPOMI
Tonga - Tofua: OMI   OMPS   TROPOMI
Vanuatu - Aoba, Guau, Tinakula & Yasur: OMI   OMPS   TROPOMI

Summary of Preliminary Tonnage estimates