Mount Marapi Erupted on Wednesday Morning, Status is Alert

Mount Marapi in West Sumatra erupted again on Wednesday (February 18, 2026) at 10:53 WIB. In the past week, Mount Marapi erupted only once.

Based on eruption information from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the observed ash column height reached None meters above the peak or None meters above sea level.

No eruption visuals were observed. The eruption was recorded on the seismograph with a maximum amplitude of 30 millimeters and a duration of 31 seconds.

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According to the MAGMA Indonesia volcano activity report, the activity level of Mount Marapi is at Level II (Alert). Earthquake observations on February 18, 2026 from 00:00-23:59 WIB showed 4 local tectonic earthquakes with amplitudes of 4.1-16.1 millimeters, s-p of 1.6-3.6 seconds, and earthquake duration of 14-34 seconds. Then, 1 distant tectonic earthquake with an amplitude of 4.4 millimeters, s-p of 25.6 seconds, and earthquake duration of 70 seconds.

PVMBG urges people around Mount Marapi and climbers/visitors/tourists not to enter and not carry out activities within a 3-kilometer radius from the center of activity (Verbeek Crater) of Mount Marapi.

During 2026, MAGMA Indonesia has recorded 660 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (348 times) while Mount Marapi erupted 18 times.

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