Mount Ibu Erupts Again Tonight (Saturday, January 31, 2026)

Mount Ibu in North Maluku erupted again on Saturday (January 31, 2026) at 00.47 WIT. In the last week, Mount Ibu has erupted 35 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 300 meters above the peak (1,625 meters above sea level).

The ash column was observed to be white to grey with moderate to thick intensity towards the southeast. The eruption was recorded on a seismograph with a maximum amplitude of 28 millimeters and a duration of 39 seconds.

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According to the MAGMA Indonesia volcano activity report, the activity level of Mount Ibu is at Level II (Alert). Seismicity observations on January 31, 2026, at 00.00-23.59 WIT showed 99 eruption earthquakes with amplitudes of 10-28 millimeters and earthquake durations of 35-66 seconds.

Furthermore, 1 exhalation earthquake with an amplitude of 10 millimeters and a duration of 37 seconds, and 11 harmonic tremors with amplitudes of 2-28 millimeters and durations of 36-146 seconds occurred.

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 2026, MAGMA Indonesia has recorded 406 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (212 times), while Mount Ibu erupted 164 times.

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