Mount Ibu Erupts Again This Afternoon (Thursday, September 11, 2025)

Mount Ibu in North Maluku erupted again on Thursday (September 11, 2025) at 12:54 PM WIT. In the last week, Mount Ibu has erupted 16 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 None meters above the peak or None meters above sea level.

No visual eruption was observed. The eruption was recorded on a seismograph with a maximum amplitude of 28 millimeters and a duration of 63 seconds.

(Read: Hundreds of Natural Disasters Until Early April 2024, Floods Most Frequent)

According to the MAGMA Indonesia volcano activity report, Mount Ibu''s activity level is at Level II (Alert). Seismicity observations on September 11, 2025, from 00:00-23:59 WIT showed 128 eruption/explosive earthquakes with amplitudes of 8-28 millimeters and earthquake durations of 31-71 seconds.

Furthermore, there were 14 harmonic earthquakes with amplitudes of 2-3 millimeters and earthquake durations of 17-73 seconds, and 110 low-frequency earthquakes with amplitudes of 2-10 millimeters and earthquake durations of 17-29 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 6,045 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (2,422 times), while Mount Ibu erupted 2,218 times.

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