Mount Sorik Marapi Update from Normal to Alert (level 2) on December 11,2011
Mount Sorik Marapi entry classification type A, is geographically located the position of 0o 40 ’27 “North Latitude 99o 30′ 24” east longitude with a peak height of about 2145 m above sea level. This volcano is monitored from the Post in the PGA Village Sibangortonga, District Pucuk Sorik Marapi, Mandailing Natal regency. Eruptive activity Mount Marapi Sorik last recorded in 1971 ash eruption. In normal conditions, the number of recordings Volcanic Earthquake In (VA) less than 10 occasions per month, whereas Shallow volcanic earthquake (VB) during the year 2011 nil. Based on observation and analysis of seismic data, G. Sorik Marapi increase since December 11, 2011 at 17:00 pm, an increase in volcanic earthquakes continued on the next day. Based on seismic data, then the date of December 12, 2011, 16:00 pm, the status of activities of G. Sorik Marapi raised from Normal (Level I) to be alert (Level…
Kawah Ijen Volcano Update, from Normal to Level 2
Since October – December 14, 2011 increased volcanic activity G. Ijen volcanic activity is characterized by an increase in both visually, the amount per month Volcanic Earthquake In (VA), Shallow volcanic (VB) and the Earthquake Tremor shots. From 5 – December 14, 2011 increased volcanic activity was followed also by indicating the Harmonic Tremor Earthquake activity beneath the surface near the crater lake has intensified. In the period 15 – December 17, 2011 there has been a significant increase in activity is characterized by a sharp spike in the number of Volcanic Earthquakes and Volcanic Earthquake In Shallow and followed also by the strengthening of SO2 gas around the crater lake G. Ijen [picasaView album=”MountBromoAndKawahIjenVolcano” instantView=”yes”] Based on the results of seismic observations, visual and crater lake water temperature as well as the analysis of these data, the status of activities at the Ijen Crater raise its status from Normal…
Kawah Ijen is Increase status to Level 3
Since October – December 14, 2011 increased volcanic activity G. Ijen volcanic activity is characterized by an increase in both visually, the amount per month Volcanic Earthquake In (VA), Shallow volcanic (VB) and the Earthquake Tremor shots. From 5 – December 14, 2011 increased volcanic activity was followed also by indicating the Harmonic Tremor Earthquake activity beneath the surface near the crater lake has intensified. In the period 15 – December 17, 2011 there has been a significant increase in activity is characterized by a sharp spike in the number of Volcanic Earthquakes and Volcanic Earthquake In Shallow and followed also by the strengthening of SO2 gas around the crater lake Kawah Ijen [picasaView album=”MountBromoAndKawahIjenVolcano” instantView=”yes”]