The officer at Karakatu Observation Post Junomo stated that the eruption occurred at 05:37 a.m. WIB (Western Indonesia Time) with a grey ash column moving towards the north.
"The eruption was recorded at the seismograph with a maximum amplitude of 55 millimeters and a 20-second duration," he said in a report received in Jakarta today.
Mount Anak Krakatau is currently at Level III or Alert. From January 1 to December 14, 2023, this 195-meter height above sea level active volcano has erupted 129 times.
PVMBG or the Volcanology and Geological Disaster Mitigation Center recommended residents stay five kilometers away at minimum from the mountain's active crater.
Mount Anak Krakatau is observed visually and instrumentally from the Mount Pasauran Observation Post in Pandeglang, Banten, and Mount Hargo Pancuran Observation Post in Kalianda, Lampung.PVMBG said the mountain is very much still active since its eruption in 2018, which transformed its morphology and caused a tsunami in December 2018.
Source: https://en.tempo.co/read/1809290/mount-anak-krakatau-erupts-ejecting-1000-km-of-volcanic-as