Warning! Mount Semeru Erupts Again Tonight (Thursday, May 23, 2024)

Mount Semeru in East Java erupted again on Thursday, May 23, 2024, at 6:39 PM WIB. In the last week, Mount Semeru has erupted 25 times.

Based on eruption information from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the visual eruption was not observed. The eruption of Mount Semeru is still ongoing at the time of this report.

According to the MAGMA Indonesia volcanic activity report, the activity level of Mount Semeru is at Level III (Alert). Seismic observations on May 23, 2024, from 12:00 PM to 6:00 PM WIB showed 20 eruption quakes with amplitudes of 11-23 millimeters and durations of 68-122 seconds. There was also 1 distant tectonic earthquake with an amplitude of 27 millimeters, an S-P time of 20 seconds, and a duration of 56 seconds.

PVMBG advises against any activity in the southeast sector along the Besuk Kobokan river, up to 13 kilometers from the summit (eruption center). Outside this distance, people should not engage in activities within 500 meters of the riverbank (river buffer zone) along the Besuk Kobokan river due to the potential for the expansion of pyroclastic flows and lahars up to 17 kilometers from the summit.

During 2024, MAGMA Indonesia has recorded 769 volcanic eruptions/eruptions throughout Indonesia. Mount Semeru in East Java has experienced the most eruptions, with 296 recorded events.