Mount Ibu Erupts Again Tonight (Sunday, 9 November 2025)

Mount Ibu in North Maluku erupted again on Sunday (9/11/2025) at 8:44 PM WIT. In the last week, Mount Ibu has erupted 4 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 300 meters above the peak (1,625 meters above sea level).

The ash column was observed to be grey with thick intensity towards the east. The eruption was recorded on a seismograph with a maximum amplitude of 15 millimeters and a duration of 97 seconds.

(Read: Indonesia Has the Most Active Volcanoes in the World)

According to the MAGMA Indonesia volcano activity report, Mount Ibu's activity level is at Level II (Alert). Seismic observations on November 9, 2025, from 00:00-23:59 WIT showed 62 eruption earthquakes with amplitudes of 20-28 millimeters and earthquake durations of 34-73 seconds.

Additionally, 2 exhalation earthquakes occurred with amplitudes of 4-14 millimeters and durations of 37-51 seconds, and 4 harmonic earthquakes with amplitudes of 4-28 millimeters and durations of 27-173 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 6,916 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (2,778 times) while Mount Ibu erupted 2,476 times.

(Read: Volcanic Eruption Trends in Recent Years)