Mount Ibu Erupts Again Tonight (Wednesday, September 3, 2025)

Mount Ibu in North Maluku erupted again on Wednesday (3/9/2025) at 19:44 WIT. In the last week, Mount Ibu has erupted 18 times.

Reporting eruption information from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the observed ash column height reached 500 meters above the peak (1,825 meters above sea level).

The observed ash column was gray with thick intensity towards the southwest. The eruption was recorded on a seismograph with a maximum amplitude of 28 millimeters and a duration of 51 seconds.

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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/emission earthquakes with amplitudes of 15-28 millimeters and earthquake durations of 32-78 seconds.

Followed by 3 emission earthquakes with amplitudes of 4-11 millimeters and earthquake durations of 38-54 seconds, and 22 harmonic tremors 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 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 5,953 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (2,383 times), while Mount Ibu erupted 2,182 times.

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