Tambora volcano (Sumbawa Island, Indonesia) - Smithsonian / USGS Weekly Volcanic Activity Report for 4 April-10 April 2012 (Continuing Activity)
CVGHM reported that during January-8 April plumes did not rise from Tambora, no changes were observed around the caldera, and seismicity decreased. On 9 April the Alert Level was lowered to 1 (on a scale of 1-4).
Wed, 4 Apr 2012, 06:0006:00 AM | BY: VN
Source: Pusat Vulkanologi dan Mitigasi Bencana Geologi (PVMBG, also known as CVGHM)
From: Global Volcanism Program, 2012. Report on Tambora. In: Mayberry, G (ed.), Weekly Volcanic Activity Report 4 April-10 April 2012. Smithsonian Institution and US Geological Survey.
Mon, 20 Feb 2012, 12:11
A swarm of earthquakes has occurred near Tambora volcano on 16 and 17 February. About 12 quakes larger than magnitude 2 were recorded at depths between 10 and 40 km, concentrated in an area near the coast about 30 km NE of the volcano. The largest quake a 4.8M quake at 18:12:39 WIB on 16 February. Read all
Wed, 12 Oct 2011, 06:00
Tambora volcano (Sumbawa Island, Indonesia) - Smithsonian / USGS Weekly Volcanic Activity Report for 12 October-18 October 2011 (New Activity / Unrest)
CVGHM reported that during 22 September-9 October plumes did not rise from Tambora; seismicity fluctuated, but declined overall. Based on visual observations, deformation data, and seismicity, the Alert Level was lowered to 2 (on a scale of 1-4) on 9 October. ... Read all