Mount Lewotobi Laki-laki Erupts Again This Afternoon (Sunday, January 12, 2025)

Mount Lewotobi Laki-laki in East Nusa Tenggara erupted again on Sunday (12/1/2025) at 12:41 WITA. In the last week, Mount Lewotobi Laki-laki has erupted 17 times.

According to eruption information from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the height of the ash column was observed to reach 1,100 meters above the peak or 2,684 meters above sea level.

The ash column was observed to be gray with thick intensity towards the southwest and west. The eruption was recorded on a seismograph with a maximum amplitude of 9.6 millimeters and a duration of 314 seconds.

According to the MAGMA Indonesia volcanic activity report, the activity level of Mount Lewotobi Laki-laki is at Level III (Alert). Seismic observations on January 12, 2025, from 06:00 to 12:00 WITA showed 1 volcanic tremor with an amplitude of 2.9 millimeters and a duration of 103 seconds.

Then, 2 harmonic tremors with an amplitude of 5.9 millimeters and durations of 165-184 seconds, and 1 low-frequency earthquake with an amplitude of 7.4 millimeters and a duration of 22 seconds.

PVMBG advises the public around Mount Lewotobi Laki-laki and visitors/tourists not to carry out 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 257 volcanic eruptions/eruptions throughout Indonesia. Mount Semeru in East Java had the most eruptions (163 eruptions), while Mount Lewotobi Laki-laki erupted 8 times.