Mount Ibu Erupts Again Tonight (Monday, October 27, 2025)

Mount Ibu in North Maluku erupted again on Monday (10/27/2025) at 00:43 WIT. In the last week, Mount Ibu only erupted once.

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 reach None meters above the peak or None meters above sea level.

The visual eruption was not observed. The eruption was recorded on a seismograph with a maximum amplitude of 20 millimeters and a duration of 38 seconds.

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

According to MAGMA Indonesia's volcanic activity report, Mount Ibu's activity level is at Level II (Alert). Seismic observations on October 27, 2025, at 00:00-23:59 WIT showed 78 eruption earthquakes with amplitudes of 15-28 millimeters and earthquake durations of 30-86 seconds.

Subsequently, 3 exhalation earthquakes occurred with amplitudes of 6-10 millimeters and durations of 39-49 seconds, as well as 7 harmonic earthquakes with amplitudes of 2-6 millimeters and durations of 25-51 seconds.

PVMBG urges the public around Mount Ibu and visitors/tourists not to engage in activities within a 2.0-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 6,788 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (2,683 times) while Mount Ibu erupted 2,446 times.

(Read: East Nusa Tenggara Always Hit by Forest and Land Fires in the Last 10 Years, BMKG Urges Increased Preparedness)