Warning! Mount Ibu Erupts Again This Afternoon (Wednesday, September 3, 2025)

Mount Ibu in North Maluku erupted again on Wednesday (September 3, 2025) at 2:00 PM WIT. In the last week, Mount Ibu has erupted 14 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 reached None meters above the peak (None meters above sea level).

The visual of the eruption was not observed. The eruption was recorded on a seismograph with a maximum amplitude of 28 millimeters and a duration of 78 seconds.

(Read: 4.7 M Earthquake Shakes Bonin Islands, Region)

According to MAGMA Indonesia''s volcano activity report, Mount Ibu''s activity level is at Level II (Alert). Seismic observations on September 3, 2025, from 00:00-23:59 WIT showed 132 eruption earthquakes with amplitudes of 15-28 millimeters and earthquake durations of 32-78 seconds.

Furthermore, there were 3 puffing earthquakes with amplitudes of 4-11 millimeters and earthquake durations of 38-54 seconds, and 22 harmonic earthquakes with amplitudes of 2-28 millimeters and earthquake durations of 51-131 seconds.

PVMBG urges the public around Mount Ibu and visitors/tourists not to carry out 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 5,944 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (2,380 times), while Mount Ibu erupted 2,178 times.

(Read: Indonesia Becomes the Country Most Frequently Hit by Earthquakes per 2025)