Mount Ibu Erupts Again Tonight (Wednesday, December 10, 2025)

Mount Ibu in North Maluku erupted again on Wednesday (10/12/2025) at 21.29 WIT. In the last week, Mount Ibu has erupted 18 times.

According to eruption information from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the height of the ash column observed reached 500 meters above the peak (1,825 meters above sea level).

The ash column was observed to be white to grey with moderate to thick intensity towards the south and southwest. The eruption was recorded on a seismograph with a maximum amplitude of 28 millimeters and a duration of 54 seconds.

(Read: North Sumatra Flood-Landslide Update: 116 People Died, Here are the Details)

According to the MAGMA Indonesia volcanic activity report, Mount Ibu's activity level is at Level II (Alert). Seismic observations on December 10, 2025, from 00:00-23:59 WIT, showed 93 eruption/explosion earthquakes with amplitudes of 14-28 millimeters and earthquake durations of 53-86 seconds.

Furthermore, there was 1 rockfall earthquake with an amplitude of 2 mm and a duration of 36 seconds, and 1 exhalation earthquake with an amplitude of 6 millimeters and a duration of 44 seconds.

PVMBG urged 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 recorded 7,289 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (2,999 times) while Mount Ibu erupted 2,624 times.

(Read: Jakarta Roads Still Flooded (July 9, 2025, 09:00 WIB))