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Shiveluch activity report: colour code Red 27 April 2009

Posted by admin in activity reports, eruptions, Kamchatka, Russia, Shiveluch.
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Ash explosions at Molody Shiveluch lava dome, Shiveluch volcano, Kamchatka, 27 April 2009 (photograph Yu. Demyanchuk, courtesy KVERT)
Ash explosions at Molody Shiveluch lava dome, Shiveluch volcano, Kamchatka, 27 April 2009 (photograph Yu. Demyanchuk, courtesy KVERT). [source]

The Kamchatkan Volcanic Eruption Response Team (KVERT) have issued an information release (27 April, 01:05 UTC) for Shiveluch volcano in northern Kamchatka, reporting that seismic activity at the volcano has slightly decreased, with continuous tremor becoming intermittent and the number of weak shallow earthquakes declining, but the ‘danger of a strong explosive eruption’ remains, with explosive eruption of ash to 10 kilometers a.s.l. possible at any time. The current level of concern colour code for Shiveluch is given as Red.

Tokyo VAAC has a volcanic ash advisory notice for Shiveluch issued at 06:08 UTC reporting a possible eruption observed at 01:59 UTC, with ash at FL140 (14000 feet, 4300 metres).

Information
Global Volcanism Program: Shiveluch – summary information for Shiveluch (1000-27=)
KVERT: Sheveluch volcano – KVERT (Kamchatka Volcanoes Emergency Response Team) profile for Shiveluch
KVERT: information releases – current activity summary for Kamchatka volcanoes
Alaska Volcano Observatory – Activity – includes AVO reports on Kamchatka volcanoes
Kamchatkan Volcanic Eruption Response Team – KVERT information page from the AVO

The Volcanism Blog