Warning! This Morning Mount Ibu Erupted Again (Saturday, December 20, 2025)

Mount Ibu in North Maluku erupted again on Saturday (20/12/2025) at 10:35 WIT. In the last week, Mount Ibu has erupted 27 times.

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

No visual eruption was observed. The eruption was recorded on a seismograph with a maximum amplitude of 24 millimeters and a duration of 56 seconds.

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According to MAGMA Indonesia's volcanic activity report, Mount Ibu's activity level is at Level II (Alert). Seismic observations on December 20, 2025, at 00:00-23:59 WIT showed 114 eruption/explosive earthquakes with amplitudes of 15-28 millimeters and earthquake durations of 35-96 seconds.

Subsequently, there were 11 harmonic earthquakes with amplitudes of 2-10 millimeters and durations of 44-114 seconds, and 139 low-frequency earthquakes with amplitudes of 2-10 millimeters and durations of 17-29 seconds.

PVMBG urges the public around Mount Ibu and visitors/tourists not to engage in activities within a 2-kilometer radius and a sectoral expansion of 3.5 kilometers towards the crater opening in the northern part of Mount Ibu's active crater.

Throughout 2025, MAGMA Indonesia has recorded 7,427 volcanic eruptions across Indonesia. Mount Semeru in East Java erupted the most (3,075 times), while Mount Ibu erupted 2,681 times.

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