Mount Ibu Erupts Again This Morning (Friday, September 5, 2025)

Mount Ibu in North Maluku erupted again on Friday (September 5, 2025) at 06:29 AM WIT. In the last week, Mount Ibu has erupted 23 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 600 meters above the peak or 1,925 meters above sea level.

The ash column was observed to be gray with thick intensity towards the west. The eruption was recorded on a seismograph with a maximum amplitude of 28 millimeters and a duration of 58 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 5, 2025, from 00:00-23:59 WIT, showed 43 eruption earthquakes with an amplitude of 4-28 millimeters and a duration of 37-63 seconds.

Subsequently, there were 3 exhalation earthquakes with an amplitude of 6-9 millimeters and a duration of 37-46 seconds, and 12 harmonic earthquakes with an amplitude of 2-5 millimeters and a duration of 37-179 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 5,969 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (2,389 times), while Mount Ibu erupted 2,187 times.

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