Indonesia'swas erupting Tuesday, sending volcanic materials as high as 5,000 meters (16,400 feet) into the sky and depositing ash on nearby villages. Activity at the volcano in North Sumatra province increased over the past week, with authorities recording 13 times when it released ash clouds.
Dramatic video from the Volcanological Survey of Indonesia shows the plume of ash reaching high into the sky.
There have been no fresh evacuations due to the activity and no reports of disruptions to flights in the region.
The 2,600-metre (8,530-foot) Sinabung was dormant for four centuries before erupting in 2010, killing two people. Another eruption in 2014 killed 17 people, while seven died in a 2016 eruption.
The volcano, one of two currently erupting in Indonesia, has sporadically come to life since then.
Some 30,000 people have been forced to leave homes around Sinabung in the past few years.
Sinabung is among more than 120 active volcanoes in Indonesia, which is located on the most active volcanoes in the U.S.an arc of volcanoes and fault lines encircling the Pacific Ocean. In total, the ring also encompasses about 450 volcanoes, including all of the