Krakatau (Indonesia) - Report for 7 November-13 November 2018

PVMBG reported that four events at Anak Krakatau occurred between 1620 and 1710 on 9 November.
Each event lasted for 42-55 seconds, based on the seismic data, and produced ash plumes that rose 300-500 m above the crater rim and drifted N.
An event at 0939 on 10 November generated an ash plume that rose 500 m and drifted N.
There were 10 events recorded during 1029-1656 on 12 November, each lasting 38-117 seconds, and producing ash plumes that rose 200-700 m and drifted N.
Four events were recorded during 0546-0840 on 13 November, each lasting 44-175 seconds, and producing ash plumes that rose as high as 800 m.
The Alert Level remained at 2 (on a scale of 1-4); residents and visitors were warned not to approach the volcano within 2 km of the crater.

Source: Pusat Vulkanologi dan Mitigasi Bencana Geologi (PVMBG, also known as CVGHM)

Fonte/Source: Global Volcanism Program/Smithsonian Institution


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