New submarine eruptions observed in the Kermandec Islands (New Zealand)
sam., 11 août 2012, 06:38
06:38 AM | AUTEUR : T
A satellite image from 10 Aug showing the pumice raft off Raoul Island in the Kermadec Islands (Image: Aqua/MODIS 2012/223
The raft is 250 nautical miles long in length and 30 nautical miles wide, about 26,000 squake kilometer in size, i.e. roughly the size of Belgium, and can be seen on satellite pictures. This suggests that the eruption was significant in size.
It is not exactly known from which of the submarine volcanoes the eruption was from, but the most likely candidate is the Monowai seamount nearby, which is one of the most active volcanoes in the region and has in the past had eruptions almost every one or 2 years.
- Toutes les nouvelles pour: Monowai volcan
- Informations sur: Monowai volcan
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Actualités précédentes
mer., 8 août 2012, 06:00
Monowai volcano (Tonga Ridge) - Smithsonian / USGS Weekly Volcanic Activity Report for 8 August-14 August 2012 (New Activity / Unrest)
According to Institute of Geological & Nuclear Sciences Limited (GNS) in a media release on 11 August, the Laboratoire de Géophysique (Papeete, Tahiti) reported that seismographs in Rarotonga recorded eruptive activity at Monowai seamount on 3 August. The activity then stopped overnight. ... Read all