Mount Ibu Erupts Again Tonight (Friday, September 26, 2025)

Mount Ibu in North Maluku erupted again on Friday (September 26, 2025) at 9:43 PM WIT. In the last week, Mount Ibu has erupted 22 times.

Citing 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 35 seconds.

(Read: These are the 10 Largest Earthquakes in History, Two of Them from Indonesia)

According to MAGMA Indonesia's volcano activity report, Mount Ibu's activity level is at Level II (Alert). Seismicity observations on September 26, 2025, from 00:00-23:59 WIT showed 72 eruption/explosion earthquakes with amplitudes of 14-28 millimeters and durations of 32-72 seconds.

Subsequently, 1 exhalation earthquake with an amplitude of 10 millimeters and a duration of 39 seconds, and 12 harmonic earthquakes with amplitudes of 2-28 millimeters and durations of 44-283 seconds occurred.

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 6,367 volcanic eruptions/explosions across Indonesia. Mount Semeru in East Java had the most eruptions (2,502 times), while Mount Ibu erupted 2,300 times.

(Read: Earthquakes to Droughts, These are the Natural Disasters That Frequently Occurred in Indonesia until Mid-2023)