Mount Ibu Erupts Again Tonight (Saturday, July 26, 2025)

Mount Ibu in North Maluku erupted again on Saturday (July 26, 2025) at 09:54 PM WIT. In the last week, Mount Ibu has erupted 38 times.

Based on 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 reach 300 meters above the peak (1,625 meters above sea level).

The ash column was observed to be gray with thick intensity towards the northwest. The eruption of Mount Ibu was still ongoing when this report was made.

(Read: Countries with the Most Active Volcanoes in the World, Indonesia Ranks First)

According to MAGMA Indonesia's volcano activity report, Mount Ibu's activity level is at Level II (Alert). Seismic 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 times of emission 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 5,322 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (2,142 times) while Mount Ibu erupted 1,967 times.

(Read: Volcanic Eruption Trends in Recent Years)