Volcano news: Lokon
Lokon volcano (North-Sulawesi, Indonesia): continuing seismic unrest
Wednesday Jan 13, 2016 16:23 PM | BY: T
Seismic activity at Lokon volcano 1-12 Jan 2016 (VSI)The volcano remains at significant unrest and moderate to large explosions could occur any time, the latest evaluation report of the volcano observatory states and alert level is being maintained at 3 ("siaga") on a scale of 1-4.
During the past weeks, visual activity consisted in degassing creating a plume of 25-150 m above the Tumpalun crater. Seismic activity has been dominated by frequent shallow volcanic earthquakes (up to 21 per day), sometimes felt nearby.
No clear trend has been visible over the past two weeks.
Links / Sources:
Links / Sources:
- Evaluasi Kegiatan G. Lokon Pada Tingkat Aktivitas Level Iii (siaga) Hingga Tanggal 13 Januari 2016 Pukul 06:00 Wita (VSI report)
Friday, Nov 13, 2015
The volcano has been relatively calm at the surface, but internal unrest continues to be significant. VSI keeps the alert level at "Siaga" (Alert) or 3 (out of 4), where it has been since July 2011. ... [more]
Wednesday, Nov 11, 2015
PVMBG reported that during 28 October-5 November observers at the post in Kakaskasen Tomohon (North Sulawesi, 4 km from the crater), saw white plumes rising as high as 125 m above the crater. ... [more]
Monday, Aug 31, 2015
A small eruption occurred again last Saturday, producing an ash plume that rose approx. 2 km and drifted northeast, caused a temporary closure of the Manado airport. ... [more]
Thursday, May 21, 2015
An explosion occurred Wednesday (20 May) at 15:22 local time and produced an ash plume of approx 1.5 km height. The eruption was accompanied by strong explosion sounds, that caused concern in nearby villages and the town of Tomohon. After the initial explosion, mild ash venting continued for a while. ... [more]
Saturday, Sep 13, 2014
Small ash emissions along with white steam plumes have occurred again from the volcano recently. At the moment, there is no indications that they have been caused by new magma near the surface, and could be phreatic in nature, or due to disturbance of the hydrothermal system. [more]