Sangeang Api volcano (Indonesia): elevated seismic activity triggers alarm
An increase in seismicity since 26 April triggered VSI to rise the alert status from 2 to 3 on a scale of 1-4 (from "Waspada", "watch" to Siaga", alert). For the moment, only degassing has been observed as surface activity.
Tue, 21 May 2013, 13:5013:50 PM | BY: T
A similar increase in seismic activity was observed in Oct 2012, when the alert was raised as well and then reduced again in November.
Wed, 15 May 2013, 06:00
Sangeang Api volcano (Indonesia) - Smithsonian / USGS Weekly Volcanic Activity Report for 15 May-21 May 2013 (New Activity / Unrest)
CVGHM reported that during 1-19 May diffuse white plumes rose 10 m above Sangeang Api's crater. Both the lava dome and surrounding areas showed no changes since November 2012. Seismicity had increased on 26 April and remained high. ... Read all
Thu, 3 Jan 2013, 11:05
CVGHM reported that during November through mid-December observers at the Sangeang, Bima observation post (50 km SW) noted occasional diffuse white plumes rising 5-15 m above Sangeang Api's crater. Read all