Warning! Mount Ibu Erupts Again This Afternoon (Thursday, September 25, 2025)

Mount Ibu in North Maluku erupted again on Thursday (25/9/2025) at 16:01 WIT. In the last week, Mount Ibu has erupted 16 times.

Based on 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 or None meters above sea level.

Visual eruption was not observed. The eruption was recorded on a seismograph with a maximum amplitude of 28 millimeters and a duration of 66 seconds.

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According to MAGMA Indonesia's volcano activity report, Mount Ibu's activity level is at Level II (Alert). Seismic observations on September 25, 2025, from 00:00-23:59 WIT showed 111 eruption earthquakes with amplitudes of 11-28 millimeters and earthquake durations of 32-120 seconds.

Then, 29 harmonic earthquakes with amplitudes of 2-15 millimeters and earthquake durations of 14-148 seconds, and 98 low-frequency earthquakes with amplitudes of 2-11 millimeters and earthquake 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 6,327 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (2,488 times), while Mount Ibu erupted 2,294 times.

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