Mount Lewotobi Laki-laki Erupts Again This Morning, Ash Height Reaches 400 Meters Above Peak

Mount Lewotobi Laki-laki in East Nusa Tenggara erupted again on Monday (March 23, 2026) at 09.46 WITA. In the past week, Mount Lewotobi Laki-laki only erupted once.

Quoting eruption information from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the observed ash column height reached 400 meters above the peak (1,984 meters above sea level).

The ash column was observed to be gray with thick intensity towards the northeast. The eruption was recorded on the seismograph with a maximum amplitude of 7.4 millimeters and a duration of 159 seconds.

(Read: Last Five Earthquakes Recorded by BMKG (Saturday, July 19, 2025 13:53:43 WIB))

According to the MAGMA Indonesia volcano activity report, Mount Lewotobi Laki-laki's activity level is at Level II (Alert). Seismic observations on March 23, 2026 from 00.00-23.59 WITA showed 4 explosion earthquakes with amplitudes of 2.2-10.5 millimeters and durations of 30-54 seconds.

Additionally, there was 1 harmonic earthquake with an amplitude of 2.2 millimeters and a duration of 137 seconds, as well as 2 non-harmonic tremors with amplitudes of 2.2-3.7 millimeters and durations of 88-150 seconds.

PVMBG advises residents around Mount Lewotobi Laki-laki and visitors/tourists not to carry out any activities within a 4-kilometer radius of the Mount Lewotobi Laki-laki eruption center.

In 2026, MAGMA Indonesia has recorded 1,125 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (607 times) while Mount Lewotobi Laki-laki erupted 15 times.

(Read: 5.1 M Earthquake Shakes 242 Km West of Kurio,)