Alert! Mount Ibu Erupts Again Tonight (Thursday, February 5, 2026)

Mount Ibu in North Maluku erupted again on Thursday (February 5, 2026) at 18:58 WIT. In the past week, Mount Ibu has erupted 27 times.

Based on eruption information from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the observed ash column height reached 300 meters above the peak or 1,625 meters above sea level.

The ash column was observed to be white to gray in color with moderate to thick intensity towards the northeast and east. The eruption of Mount Ibu was still ongoing when this report was made.

(Read: West Kalimantan Has the Worst Air Quality in Indonesia This Morning (Friday, August 18, 2023))

According to the MAGMA Indonesia volcano activity report, the activity level of Mount Ibu is at Level II (Alert). Seismic observations on February 5, 2026 from 00:00-23:59 WIT showed 143 eruption/explosion earthquakes with an amplitude of 15-28 millimeters and a duration of 34-71 seconds.

Then, 3 emission earthquakes with an amplitude of 2-8 millimeters and a duration of 37-49 seconds, as well as 8 harmonic earthquakes with an amplitude of 4-28 millimeters and a duration of 59-176 seconds.

PVMBG advises residents around Mount Ibu and visitors/tourists not to carry out activities within a 2-kilometer radius and a sectoral extension of 3.5 kilometers towards the crater opening in the northern part of Mount Ibu's active crater.

Throughout 2026, MAGMA Indonesia has recorded 487 volcanic eruptions across Indonesia. Mount Semeru in East Java erupted the most (257 eruptions) while Mount Ibu erupted 196 times.

(Read: Indonesia's Air Quality Improved Slightly in 2021)