Tuesday, 11 November 2014

Volcanos

Roundup of Global Volcanic Activity

Zhupanovsky (Kamchatka, Russia): A new phase of eruptions started on 8 Nov. An initial explosion at 21:55 (UTC) on 7 Nov produced an ash plume that rose to approx. 10 km altitude and drifted SE. Several smaller explosions with ash emissions have been following during the past days. A plume can be seen extending over 250 km length to the southeast from Kamchatka. After having downgraded it for only 2 days to yellow, KVERT raised the volcano's status again to orange.

Dukono (Halmahera): During our stay at the volcano from 8-10 Nov, there were no explosions, but the volcano produced vigorous constant ash venting from at least 2 vents inside the crater. The ash plume was rising 200-400 meters and drifting to the southeast.

Sabancaya volcano (Peru) A pilot reported an ash plume yesterday rising to approx. 6 km altitude. Webcam imagery shows a degassing plume mixed with possibly light ash content. Seimic activity is elevated. (VAAC Buenos Aires)

Bagana volcano (Bougainville Island, Papua New Guinea) Eruptive activity at the volcano continues. Several ash plumes were observed on satellite imagery during the past days, indicating continuing explosions. VAAC Darwin estimated the altitude of the ash plumes extending several tens of km to the south at 10,000 ft (3 km).

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