Iya volcano (Flores Island, Indonesia) - Smithsonian / USGS Weekly Volcanic Activity Report for 2 November-8 November 2016 (New Activity / Unrest)

The Indonesian Volcanologic Survey raised the alert level of the stratovolcano from 1 (lowest) to 2 ("waspada", watch) yesterday evening. The decision came as increased seismic activity had been detected under the volcano, possibly related to a new magma intrusion that could be precursor of a new eruption. ... Read all

PVMBG reported that during 1 July-29 September variable-density white plumes rose as high as 150 m above Iya. During most of that period seismicity was at normal levels characterized by deep and shallow volcanic earthquakes each detected at a rate of less than 10 events per day. Between 1550 and 1800 on 29 September, however, the seismic network detected 17 volcanic earthquakes. ... Read all