Mount Ibu Erupts Again This Afternoon (Friday, December 26, 2025)

Mount Ibu in North Maluku erupted again on Friday (12/26/2025) at 4:32 PM WIT. In the last week, Mount Ibu has erupted 23 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 400 meters above the peak or 1,725 meters above sea level.

The ash column was observed to be gray with moderate intensity towards the south. The eruption was recorded on a seismograph with a maximum amplitude of 28 millimeters and a duration of 62 seconds.

(Read: After Surging, Number of Natural Disasters in Indonesia Decreased in 2024)

According to MAGMA Indonesia's volcanic activity report, Mount Ibu's activity level is at Level II (Alert). Seismic observations on December 26, 2025, from 00:00-23:59 WIT showed 86 eruption/explosive earthquakes with amplitudes of 15-28 millimeters and earthquake durations of 32-74 seconds.

Additionally, there was 1 rockfall earthquake with an amplitude of 2 mm and a duration of 65 seconds, and 2 emission earthquakes with amplitudes of 3-4 millimeters and durations of 31-34 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 7,522 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (3,133 times), while Mount Ibu erupted 2,717 times.

(Read: 137 Natural Disasters Occurred Towards the End of January 2024, Most Were Floods)