Mount Marapi Erupted on Saturday Early Morning, Its Status is Alert

Mount Marapi in West Sumatra erupted again on Saturday (August 16, 2025) at 01:19 AM Western Indonesian Time. In the last week, Mount Marapi has erupted 4 times.

Citing eruption information from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the height of the ash column was observed to be around None meters above the peak (None meters above sea level).

Visual eruption was not observed. The eruption was recorded on a seismograph with a maximum amplitude of 30.3 millimeters and a duration of 48 seconds.

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According to the MAGMA Indonesia volcano activity report, the activity level of Mount Marapi is at Level II (Alert). Seismic observations on August 16, 2025, from 00:00-23:59 WIB showed 6 non-harmonic tremors with amplitudes of 1.2-1.4 millimeters and earthquake durations of 65-328 seconds.

Subsequently, there was 1 shallow volcanic earthquake with an amplitude of 1 millimeter and a duration of 13 seconds, as well as 4 deep volcanic earthquakes with amplitudes of 0.8-1.3 millimeters s-p 1-2.1 seconds and durations of 10-15 seconds.

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

Throughout 2025, MAGMA Indonesia has recorded 5,632 volcano eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (2,258 times), while Mount Marapi erupted 87 times.

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