Warning! Mount Ibu Erupts Again Tonight (Thursday, October 2, 2025)

Mount Ibu in North Maluku erupted again on Thursday (2/10/2025) at 00:56 WIT. In the last week, Mount Ibu has erupted 24 times.

Reporting eruption information from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) through 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 thick intensity towards the southwest. The eruption was recorded on a seismograph with a maximum amplitude of 28 millimeters and a duration of 61 seconds.

(Read: Nearly 5 Thousand Natural Disaster Events in Indonesia Throughout 2023, Forest and Land Fires Dominate)

According to MAGMA Indonesia's volcanic activity report, Mount Ibu's activity level is at Level II (Alert). Seismic observations on October 2, 2025, from 00:00-23:59 WIT showed 101 eruption/explosive earthquakes with amplitudes of 14-28 millimeters and earthquake durations of 32-81 seconds.

Subsequently, there were 2 rockfall earthquakes with an amplitude of 2 mm and earthquake durations of 33-43 seconds, and 5 exhalation earthquakes with amplitudes of 4-10 millimeters and earthquake durations of 35-43 seconds.

PVMBG urges communities 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 6,494 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (2,542 times) while Mount Ibu erupted 2,339 times.

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