The high bursts of volcanic ash at this eruption, which is as high as 5 kilometers, is called the most powerful eruption in 2018.
Based on data of Volcanology and Geological Disaster Mitigation Center (PVMBG) monitoring post Mount Sinabung, south-southeast volcanic ash slides slope 4.900 meters and sectoral Southeast-East 3,500 meters.
Furthermore, the hot clouds of eruption with a glide distance of 4,900 meters leads to the South. Observed autumn with a sliding distance of 1,000-1,500 meters leads to the Southeast and visually covered in ash.
During the eruption, there was also an earthquake. Sutopo explained, since at 06.00 WIB until 12.00 WIB has lasted 1 earthquake eruption with 607 seconds, 1 time hot clouds eruption with 607 seconds duration, and 10 times a cloud of hot fall with a duration of 195-792 seconds.
"Then 14 times earthquake, 5 earthquake blow, 1 times low frequency earthquake, and 5 times deep volcanic earthquake," uajr Sutopo.
He also mentioned, in the eruption of Mount Sinabung this time in addition to volcanic ash and earthquake, small rocks also slide from the stomach Sinabung.
"Small rocks also peppered the 5 districts, while small pebbles are still going on like in Kuta Mbaru and Kuta Rakyat villages until 10:00 am," said Sutopo.