Mount Semeru Erupts on Saturday Night, Alert Level Raised

Mount Semeru in East Java erupted again on Saturday, February 24, 2024, at 11:24 PM WIB. In the last week, Mount Semeru has erupted 18 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 was recorded on a seismograph with a maximum amplitude of 22 millimeters and a duration of 102 seconds.

According to the MAGMA Indonesia volcano activity report, Mount Semeru's activity level is at Level III (Alert). Seismic observations on February 24, 2024, from 12:00 PM to 6:00 PM WIB showed 22 eruption quakes with amplitudes of 20-22 millimeters and durations of 77-131 seconds.

Furthermore, there were 7 tremor quakes with amplitudes of 3-5 millimeters and durations of 41-43 seconds, and 1 flood tremor with an amplitude of 10 millimeters and a duration of 6093 seconds.

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

During 2024, MAGMA Indonesia has recorded 263 volcanic eruptions throughout Indonesia. Mount Marapi in West Sumatra had the most eruptions (72 times), while Mount Semeru erupted 68 times.