John Seach on September 5th, 2010

Between January 2010 there was an increase in seismic activity at Seulawah Agam volcano. There were no changes observed visually at the volcano. On 1st September 2010 the alert level at the volcano was raised from Normal (Level I) to Alert (Level II).
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John Seach on July 10th, 2010

A magnitude 5.2 earthquake occurred at Krakatau volcano in Indonesia on Friday 9th July 2010. The earthquake epicentre was located at a depth of 73 km, 7 km NE of Anak Krakatau.
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John Seach on April 7th, 2010

A major earthquake hit northern Sumatra, Indonesia at 05:15 am local time on 7th April 2010. The magnitude 7.8 earthquake had an epicentre 205 km SW of Medan, and 70 km offshore. A local tsunami watch was issued. The closest volcano to the epicentre is Toba, which erupted 72,000 years ago [...]

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John Seach on March 4th, 2010

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 [...]

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John Seach on October 25th, 2009

On 24th October 2009 at 11:40 pm local time, a magnitude 7.0 earthquake hit 40 km NE of Serua volcano, and 70 km south of Manuk volcano, Indonesia. The earthquake epicentre was located undersea at 6.161°S, 130.346°E, and focus was at a depth of 138 km. No tsunami was generated. Serua volcano last erupted in [...]

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John Seach on October 24th, 2009

In late October 2009 wildlife rangers on the western slope of Sumbing volcano felt earthquakes, and observed new solfatara, and areas of burnt vegetation.
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John Seach on October 21st, 2009

Seismic activity has increased at Kaba volcano, Sumatra, Indonesia. On 19th October 2009, 127 shallow volcanic earthquakes were recorded. Continuous tremor occurred on 19th October between 06:40-09:00 hr, and 20th October between 03:00 to 09:00 hr. Visual observations showed thin white emissions rising 50 m above the crater. Ground deformation has been measured across the [...]

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John Seach on October 17th, 2009

A large earthquake (magnitude 6.1) hit 60 km SSW of Krakatau volcano Indonesia. The earthquake’s focus was at a depth of 50 km and located in the Sunda Strait under Panaitan Island. Krakatau volcano has been erupting in 2009. The earthquake is related to the Sunda subduction zone. The earthquake was felt with an intensity [...]

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John Seach on October 1st, 2009

A magnitude 6.8 earthquake occurred 17km SW of the summit of Sumbing volcano, Sumatra, Indonesia, on 1st October 2009. The volcano last erupted in 1730. Other volcanoes near the earthquake epicentre include Hutapanjang and Kunyit. This follows a magnitude 7.6 earthquake which hit Sumatra 200 km northwest yesterday.
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John Seach on September 30th, 2009

A magnitude 7.6 earthquake hit 30 km offshore from Padang, Sumatra, Indonesia today (30th September 2009) at 5:16 pm local time. Active volcanoes close to the earthquake epicentre include Talang, Tandikat, Marapi, Kerinci, and Sorik Marapi. Talang volcano erupted after the Great 2004 earthquake. A significant tsunami was not generated with a wave height of [...]

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