Tambora volcano (Sumbawa Island, Indonesia) - Smithsonian / USGS Weekly Volcanic Activity Report for 7 September-13 September 2011 (New Activity / Unrest)
Wed, 7 Sep 2011, 06:00
06:00 AM | BY: VNDiffuse white plumes were observed on 5 September and rose 10 m above the crater rim. On 8 September the Alert Level was raised to 3 (on a scale of 1-4).
Source: Pusat Vulkanologi dan Mitigasi Bencana Geologi (PVMBG, also known as CVGHM)
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From: Global Volcanism Program, 2011. Report on Tambora. In: Mayberry, G (ed.), Weekly Volcanic Activity Report 7 September-13 September 2011. Smithsonian Institution and US Geological Survey.
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Wed, 31 Aug 2011, 16:49
Tambora volcano (Sumbawa Island, Indonesia): signs of reawakening
Tambora volcano in Indonesia is beginning to show signs of life. Since April this year, there have been intermittent swarms of small earthquakes, which repeated themselves towards the end of August. Activity have slowly increased, steam clouds have been observed rising up to the rim of the caldera and the earthquake activity has picked up a bit, too. The alarm level have been raised to 2. ... Read all
Wed, 24 Aug 2011, 06:00
Tambora volcano (Sumbawa Island, Indonesia) - Smithsonian / USGS Weekly Volcanic Activity Report for 24 August-30 August 2011 (New Activity / Unrest)
Based on visual observation and seismic data, CVGHM reported an increase in activity at Tambora during the previous five months. Ground-based observers at an observation post in Tambora village noted dense white plumes rising 50-75 m above the caldera rim during April and June, but no plumes during May or July. In August dense white plumes rose 20 m above the caldera rim. ... Read all
