Warning! Mount Ibu Erupts Again Tonight (Thursday, August 28, 2025)

Mount Ibu in North Maluku erupted again on Thursday (28/8/2025) at 18:33 WIT. In the last week, Mount Ibu has erupted 24 times.

Reporting 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 700 meters above the peak or 2,025 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 47.53 seconds.

(Read: 10 Countries with the Most Earthquakes in 2023, Indonesia Ranks First)

According to MAGMA Indonesia''s volcanic activity report, Mount Ibu''s activity level is at Level II (Alert). Seismic observations on August 28, 2025, at 00:00-23:59 WIT showed 111 eruption earthquakes with amplitudes of 16-28 millimeters and durations of 31-68 seconds.

Furthermore, 2 exhalation earthquakes with amplitudes of 6-8 millimeters and durations of 34-41 seconds, and 17 harmonic earthquakes with amplitudes of 2-28 millimeters and durations of 41-169 seconds occurred.

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 5,857 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (2,343 times), while Mount Ibu erupted 2,143 times.

(Read: 5.3 M Earthquake Shakes 17 Km West of Pasuquin,)