Mount Ibu Erupts Again This Afternoon (Monday, April 20, 2026)

Mount Ibu in North Maluku erupted again on Monday (April 20, 2026) at 17:18 WIT. In the past week, Mount Ibu has erupted 4 times.

Quoting eruption information from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the observed ash column height reached 0 meters above the peak or 0 meters above sea level.

No eruption visuals were observed. The eruption was recorded on the seismograph with a maximum amplitude of 28 millimeters and a duration of 70 seconds.

(Read: Warning, Jakarta's Air Quality is the Worst in the World This Morning (Thursday, June 15, 2023))

According to the MAGMA Indonesia volcano activity report, the activity level of Mount Ibu is at Level II (Warning). Earthquake observations on April 20, 2026 from 00:00-23:59 WIT showed 119 eruption/explosion earthquakes with an amplitude of 15-28 millimeters and a duration of 34-72 seconds.

Then, 2 emission earthquakes with an amplitude of 3-8 millimeters and a duration of 34-42 seconds as well as 8 harmonic earthquakes with an amplitude of 3-10 millimeters and a duration of 4-168 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 1,573 volcanic eruptions across Indonesia. Mount Semeru in East Java has the most eruptions (834 explosions) while Mount Ibu has erupted 570 times.

(Read: Indonesia, the Country with the Worst Air Quality in Southeast Asia)