Warning! Mount Ibu Erupts Again This Afternoon (Sunday, November 30, 2025)

Mount Ibu in North Maluku erupted again on Sunday (11/30/2025) at 02:10 PM WIT. In the last week, Mount Ibu has erupted 29 times.

Based on eruption information from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the height of the observed ash column was approximately 400 meters above the peak (1,725 meters above sea level).

The ash column was observed to be gray with thick intensity towards the northeast. The eruption was recorded on a seismograph with a maximum amplitude of 28 millimeters and a duration of 56 seconds.

(Read: Indonesia, the Country with the Worst Air Quality in Southeast Asia)

According to MAGMA Indonesia's volcano activity report, Mount Ibu's activity level is at Level II (Alert). Seismic observations on November 30, 2025, from 00:00-23:59 WIT showed 128 eruption earthquakes with amplitudes of 12-28 millimeters and earthquake durations of 32-85 seconds.

Furthermore, there were 4 exhalation earthquakes with amplitudes of 2-10 millimeters and durations of 38-46 seconds, and 20 harmonic earthquakes with amplitudes of 2-28 millimeters and durations of 27-168 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 7,115 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (2,878 times), while Mount Ibu erupted 2,573 times.

(Read: Indonesia's Air Quality Worst in ASEAN in 2022)