Activity has increased at Semeru volcano in Indonesia. Harmonic tremor recorded at the volcano over the past few months November 2009 - 98, December 2009 - 148, January 2010 - 313, February 2010 - 298. In February 2010 ash emissions occurred on 41 occasions and reached a maximum height 200 m above the crater. On 28th February, lava avalanched 750 m from Jonggring Seloko crater. Between April 2009 and 1st March 2010 the activity at Semeru volcano changed to predominately ash emissions. Since 25th February 2010 lava avalanches have resumed at the volcano. People are advised to stay more than 4 km from the volcano on the SE side, and not approach the summit from other sides.
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About John Seach
- John Seach
- John Seach is a scientist and the world's leading volcano adventurer. Over the past 24 years John has traveled to the world's most exciting volcanoes, and witnessed eruptions during trips to more than 200 volcanoes. John's work has been featured on award winning television programmes. John is the founder of "Volcano Live", the world's first volcano news and volcano travel website.