Marapi volcano (Indonesia) - Report for 2 May-8 May 2001 (Continuing Activity)
VSI reported that volcanic activity continued at Marapi at a decreased level in comparison to the previous week. Thirty explosions were observed and an ash plume rose 3 km above the summit. Tephra fell up to 4 km in radius from the crater. Marapi remained at Alert Level 2 (on a scale of 1-4).
mer., 2 mai 2001, 06:0006:00 AM | AUTEUR : VN
Source: Pusat Vulkanologi dan Mitigasi Bencana Geologi (PVMBG, also known as CVGHM)
From: Global Volcanism Program, 2001. Report on Marapi. In: Mayberry, G (ed.), Weekly Volcanic Activity Report 2 May-8 May 2001. Smithsonian Institution and US Geological Survey.
mer., 25 avril 2001, 06:00
Marapi volcano (Indonesia) - Smithsonian / USGS Weekly Volcanic Activity Report for 25 April-1 May 2001 (New Activity / Unrest)
VSI reported that the Marapi eruption at 0814 on 16 April produced a cauliflower-shaped black ash plume that rose 2 km above the summit. Ash, lapilli, and volcanic bombs were ejected during the eruption and fell within the crater. In addition, ash fell in many villages on the S and SW flanks of the volcano. ... Read all
mer., 18 avril 2001, 06:00
Marapi volcano (Indonesia) - Smithsonian / USGS Weekly Volcanic Activity Report for 18 April-24 April 2001 (New Activity / Unrest)
Based on information from VSI, the Darwin VAAC reported that after increased volcanic activity occurred over the preceding two weeks VSI raised the Alert Level at Marapi from 1 to 2. The increased activity included an eruption on 16 April that sent an ash cloud up to 2 km above the summit. In addition, an eruption on about 23 April produced an ash cloud that rose up to ~6 km a.s.l. and drifted to the E. ... Read all