Mount Ibu Erupted Early Thursday, Alert Status Active
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Mount Ibu in North Maluku erupted again on Thursday (18/6/2026) at 02:04 WIT. Over the past week, Mount Ibu has erupted 21 times.
According to eruption data from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the observed ash column reached 600 meters above the summit, or 1925 meters above sea level.
The ash column appeared grey with moderate intensity, drifting northeast. This eruption was recorded on seismographs with maximum amplitude 28 mm and 56 second duration.
(Read: Countries With Most Active Volcanoes Worldwide: Indonesia Ranks First)
Per MAGMA Indonesia volcanic activity reports, Mount Ibu is currently at Activity Level II (Alert). Seismic monitoring on 18 June 2026 00:00-23:59 WIT recorded 77 eruption earthquakes with 15-28 mm amplitude and 36-199 second duration.
Additionally: 1 emission earthquake (6 mm amplitude, 41 seconds), plus 28 harmonic tremors (2-10 mm amplitude, 27-154 seconds).
PVMBG urges local residents and visitors to avoid all activity within 2 km radius, plus an extended 3.5 km exclusion zone towards the northern crater opening of Mount Ibu.
During 2026 so far, MAGMA Indonesia logged 2750 volcanic eruptions nationwide. Mount Semeru (East Java) recorded the highest count at 1283 eruptions, while Mount Ibu recorded 942 eruptions.
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