Mount Lewotobi Laki-laki Erupts Monday Morning, Alert Level Raised

Mount Lewotobi Laki-laki in East Nusa Tenggara erupted again on Monday, October 28, 2024, at 6:20 AM WITA. This marks the second eruption in the past week.

According to information from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the ash column reached a height of 600 meters above the summit (2,184 meters above sea level).

The ash column was observed to be gray, with thick intensity towards the west and northwest. The eruption was recorded on a seismograph with a maximum amplitude of 4.4 millimeters and a duration of 646 seconds.

According to the MAGMA Indonesia volcano activity report, Mount Lewotobi Laki-laki's activity level is at Level III (Alert). Observations of seismic activity from 00:00 to 06:00 AM WITA on October 28, 2024, showed one eruption earthquake with an amplitude of 5.9 millimeters and a duration of 208 seconds.

Furthermore, there was one shallow volcanic earthquake with an amplitude of 2.2 millimeters, an S-P time of 1.3 seconds, and a duration of 12 seconds; and one local tectonic earthquake with an amplitude of 2.9 millimeters, an S-P time of 5.6 seconds, and a duration of 29 seconds.

PVMBG advises the public around Mount Lewotobi Laki-laki and visitors/tourists to refrain from any activity within a 3-kilometer radius of the eruption center of Mount Lewotobi Laki-laki and Mount Lewotobi Perempuan, and within a 4-kilometer radius in the northeast sector and a 5-kilometer radius in the northeast sector from the eruption center of Mount Lewotobi Laki-laki.

During 2024, MAGMA Indonesia recorded 4,607 volcanic eruptions across Indonesia. Mount Ibu in North Maluku had the most eruptions (1,876), while Mount Lewotobi Laki-laki had 839 eruptions.