Warning! Mount Ibu Erupts Again This Afternoon (Tuesday, November 18, 2025)

Mount Ibu in North Maluku erupted again on Tuesday (18/11/2025) at 2:19 PM WIT. In the last week, Mount Ibu has erupted 5 times.

According to 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 (None meters above sea level).

Visual eruption was not observed. The eruption was recorded on a seismograph with a maximum amplitude of 20 millimeters and a duration of 63 seconds.

(Read: There Were 137 Natural Disaster Incidents Towards the End of January 2024, Floods Most Frequent)

According to MAGMA Indonesia's volcanic activity report, Mount Ibu's activity level is at Level II (Alert). Seismic observations on November 18, 2025, from 00:00-23:59 WIT showed 120 eruption tremors with amplitudes of 15-28 millimeters and tremor durations of 33-73 seconds.

Furthermore, there were 4 exhalation tremors with amplitudes of 6-10 millimeters and tremor durations of 39-47 seconds, and 9 harmonic tremors with amplitudes of 2-10 millimeters and tremor durations of 31-162 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 6,982 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (2,800 times), while Mount Ibu erupted 2,518 times.

(Read: After a Spike, the Number of Natural Disaster Incidents in Indonesia Decreased in 2024)