Mount Ibu Erupts Again This Afternoon (Tuesday, September 30, 2025)

Mount Ibu in North Maluku erupted again on Tuesday (September 30, 2025) at 4:58 PM WIT. In the last week, Mount Ibu has erupted 14 times.

Citing 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 at approximately 500 meters above the peak (1,825 meters above sea level).

The ash column was observed to be gray with thick intensity towards the northwest. The eruption was recorded on a seismograph with a maximum amplitude of 28 millimeters and a duration of 64 seconds.

(Read: 4.8 M Earthquake Shakes 219 Km East of Levuka,)

According to MAGMA Indonesia's volcano activity report, the activity level of Mount Ibu is at Level II (Alert). Seismicity observations on September 30, 2025, from 00:00-23:59 WIT showed 117 eruption/explosive earthquakes with amplitudes of 17-28 millimeters and earthquake durations of 27-78 seconds.

Furthermore, 3 rockfall earthquakes with an amplitude of 2 mm and earthquake durations of 37-39 seconds, and 5 gas emission earthquakes with amplitudes of 3-10 millimeters and earthquake durations of 31-53 seconds occurred.

PVMBG urges communities 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 6,473 volcano eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (2,537 times), while Mount Ibu erupted 2,329 times.

(Read: 4.6 M Earthquake Shakes 128 Km North of Lae, Papua)