Tuesday 30 October 2012

Volcanos

Global volcano activity:


Earthquake activity in or near the upper eastern rift zone of Kilauea volcano on Hawaii has been increasing. A magnitude 3 quake occurred in the northern part of the caldera today. Lava flows southeast of Pu`u `O`o continued to be weakly active on the coastal plain.


Popocatépetl in Mexico has been decreasing again after rising over the past week. During 27-28 Oct, there was only about 1 emission per hour. A few of them produced small ash plumes.


Fuego volcano in Guatemala has a few weak explosions and continues to alimentate the lava flow towards the Ash Canyon which is now about 400 m long.


Few weak ash explosions occur from the Santiaguito lava dome and the block lava flows from its summit vent remain weakly active - Guatemala.


Occasional small ash eruptions continue to occur at Galeras volcano in Colombia, such as today.


A thermal hotspot can still be seen at Michael volcano in the South Sandwich Islands.


In the past days Sakurajima volcano in Japan returned to average levels of activity and produced 1-2 mild explosions per day.

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