The Volcanology and Geological Disaster Mitigation Center raised the status of Mt. Raung in East Java to “alert” on Monday night and warned people to maintain a minimum three-kilometer distance from the active volcano.
“We raised the status from warning to alert yesterday at 8:30 p.m.,” PVMBG head Surono said by text message on Tuesday.
According to him, the mountain has been showing an increase of activity since last Wednesday, shown by a number of volcanic tremors.
The mountain had also spewed out up to 50 meters of volcanic ash, he added. (han/iwa)