Mount Ibu Erupts Again This Afternoon (Monday, December 8, 2025)

Mount Ibu in North Maluku erupted again on Monday (12/8/2025) at 4:28 PM WIT. In the last week, Mount Ibu has erupted 5 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 or None meters above sea level.

The visual eruption was not observed. The eruption was recorded on a seismograph with a maximum amplitude of 28 millimeters and a duration of 68 seconds.

(Read: BNPB Recorded 52 Natural Disasters in Mid-August 2023, Most of Which Were Forest and Land Fires)

According to the MAGMA Indonesia volcano activity report, the activity level of Mount Ibu is at Level II (Alert). Seismicity observations on December 8, 2025, from 00:00-23:59 WIT showed 68 eruption/explosion earthquakes with amplitudes of 15-28 millimeters and durations of 45-129 seconds.

Furthermore, there were 3 exhalation earthquakes with amplitudes of 12-14 millimeters and durations of 47-152 seconds, and 12 harmonic earthquakes with amplitudes of 2-20 millimeters and durations of 20-104 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 7,263 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (2,986 times), while Mount Ibu erupted 2,611 times.

(Read: Indication of Forest and Land Fire Area in West Kalimantan Province 2016-2025)