Warning! Mount Ibu Erupts Again This Afternoon (Saturday, July 26, 2025)

Mount Ibu in North Maluku erupted again on Saturday (July 26, 2025) at 13:36 WIT. In the last week, Mount Ibu has erupted 35 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 northeast. The eruption was recorded on a seismograph with a maximum amplitude of 28 millimeters and a duration of 44 seconds.

(Read: 4.7 M Earthquake Rocks Bonin Islands Region)

According to MAGMA Indonesia's volcano activity report, Mount Ibu's activity level is at Level II (Alert). Seismicity observations on July 26, 2025, from 00:00-23:59 WIT showed 99 eruption/explosion earthquakes with amplitudes of 16-28 millimeters and durations of 40-87 seconds.

Furthermore, there were 9 exhalation earthquakes with amplitudes of 10-15 millimeters and durations of 34-52 seconds, and 25 harmonic earthquakes with amplitudes of 5-28 millimeters and durations of 24-242 seconds.

PVMBG advises 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 5,316 volcanic eruptions throughout Indonesia. Mount Semeru in East Java had the most eruptions (2,140 times), while Mount Ibu erupted 1,964 times.

(Read: 4.4 M Earthquake Rocks Babar, Indonesia)