Warning! Mount Ibu Erupts Again Tonight (Saturday, October 25, 2025)

Mount Ibu in North Maluku erupted again on Saturday (25/10/2025) at 18:07 WIT. In the last week, Mount Ibu has erupted 26 times.

Reporting eruption information from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) through the MAGMA Indonesia application, the height of the ash column observed reached 700 meters above the peak (2,025 meters above sea level).

The ash column was observed to be white to gray with moderate to thick intensity towards the northeast and east. The eruption was recorded on a seismograph with a maximum amplitude of 28 millimeters and a duration of 58 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 October 25, 2025, from 00:00-23:59 WIT showed 106 eruption tremors with amplitudes of 15-28 millimeters and tremor durations of 30-148 seconds.

Furthermore, there was 1 exhalation tremor with an amplitude of 6 millimeters and a duration of 36 seconds, and 15 harmonic tremors with amplitudes of 2-8 millimeters and durations of 30-133 seconds.

PVMBG advises the public around Mount Ibu and visitors/tourists not to carry out activities within a radius of 2.0 kilometers 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 6,774 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (2,676 times), while Mount Ibu erupted 2,439 times.

(Read: Warning, Jakarta's Air Quality This Morning is the World's Worst (Thursday, June 15, 2023))