Mount Lewotobi Laki-laki Erupts on Saturday Night, Status Raised to Alert

Mount Lewotobi Laki-laki in East Nusa Tenggara erupted again on Saturday, March 1, 2025, at 9:08 PM WITA. In the last week, Mount Lewotobi Laki-laki has erupted 55 times.

According to eruption information from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the ash column height was observed at approximately 800 meters above the peak or 2,384 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 29.6 millimeters and a duration of 84 seconds.

According to the MAGMA Indonesia volcano activity report, the activity level of Mount Lewotobi Laki-laki is at Level III (Alert). Observations of seismic activity on March 1, 2025, from 12:00 PM to 6:00 PM WITA showed 7 eruption quakes with amplitudes of 4.4-29.6 millimeters and durations of 48-86 seconds.

Then, there were 4 tremor quakes with amplitudes of 2.9-14.8 millimeters and durations of 32-49 seconds, and 5 harmonic tremors with amplitudes of 3.7-5.1 millimeters and durations of 70-155 seconds.

PVMBG advises the public around Mount Lewotobi Laki-laki and visitors/tourists not to conduct any activities within a 5-kilometer radius of the eruption center of Mount Lewotobi Laki-laki and in the southwest-north-northeast sector up to 6 kilometers.

During 2025, MAGMA Indonesia has recorded 1,785 volcanic eruptions/eruptions throughout Indonesia. Mount Semeru in East Java had the most eruptions (840 times), while Mount Lewotobi Laki-laki erupted 126 times.