Mount Lewotobi Laki-laki Erupts Again This Morning, Volcanic Ash Reaches Approximately 400 Meters

Mount Lewotobi Laki-laki in East Nusa Tenggara erupted again on Wednesday, March 19, 2025, at 7:38 AM WITA. In the last week, Mount Lewotobi Laki-laki has erupted 17 times.

Based on 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 moderate to thick intensity towards the north and northeast. The eruption was recorded on a seismograph with a maximum amplitude of 6.6 millimeters and a duration of 69 seconds.

According to the MAGMA Indonesia volcano activity report, the activity level of Mount Lewotobi Laki-laki is at Level III (Alert). Seismic observations on March 19, 2025, from 00:00 to 06:00 AM WITA showed 1 puffing event with an amplitude of 7.4 millimeters and a duration of 117 seconds.

Then, 1 harmonic event with an amplitude of 3.7 millimeters and a duration of 93 seconds, and 1 low-frequency earthquake with an amplitude of 5.9 millimeters and a duration of 21 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 2,290 volcanic eruptions/eruptions throughout Indonesia. Mount Semeru in East Java had the most eruptions (1,045 eruptions), while Mount Lewotobi Laki-laki erupted 215 times.