Warning! Mount Ibu Erupts Again This Morning (Monday, December 22, 2025)

Mount Ibu in North Maluku erupted again on Monday (December 22, 2025) at 09:44 WIT. In the last week, Mount Ibu has erupted 2 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 was observed to reach 600 meters above the peak or 1,925 meters above sea level.

The ash column was observed to be white to gray with moderate to thick intensity towards the southeast and south. The eruption was recorded on a seismograph with a maximum amplitude of 28 millimeters and a duration of 48 seconds.

(Read: Countries with the Most Active Volcanoes in the World, Indonesia Ranks First)

According to MAGMA Indonesia's volcano activity report, Mount Ibu's activity level is at Level II (Alert). Seismicity observations on December 22, 2025, from 00:00-23:59 WIT showed 108 eruption/explosion earthquakes with amplitudes of 15-28 millimeters and earthquake durations of 36-77 seconds.

Then, 3 times exhalation earthquakes with amplitudes of 8-10 millimeters and earthquake durations of 39-51 seconds, and 12 times harmonic tremors with amplitudes of 2-15 millimeters and earthquake durations of 43-112 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 7,473 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (3,106 times), while Mount Ibu erupted 2,696 times.

(Read: Volcanic Eruption Trends in Recent Years)