Mount Lewotobi Laki-laki Erupts Again Tonight (Friday, August 29, 2025)

Mount Lewotobi Laki-laki in East Nusa Tenggara erupted again on Friday (8/29/2025) at 09:58 PM WITA. In the last week, Mount Lewotobi Laki-laki has erupted 16 times.

Citing 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 be around 500 meters above the peak (2,084 meters above sea level).

The ash column was observed to be white to gray with moderate to thick intensity towards the southwest and west. The eruption was recorded on a seismograph with a maximum amplitude of 2.9 millimeters and a duration of 181 seconds.

(Read: Floods Dominate Natural Disasters in Indonesia End of February 2024)

According to the MAGMA Indonesia volcano activity report, the activity level of Mount Lewotobi Laki-laki is at Level III (Alert). Seismicity observations on August 29, 2025, from 12:00-18:00 WITA showed 1 eruption/explosion earthquake with an amplitude of 11 millimeters and a duration of 33 seconds.

Furthermore, 7 non-harmonic tremors with amplitudes of 4.4-7.4 millimeters and durations of 77-136 seconds, and 1 low-frequency earthquake with an amplitude of 5.9 millimeters and a duration of 20 seconds occurred.

PVMBG urges the public around Mount Lewotobi Laki-laki and visitors/tourists not to engage in any activities within a 6-kilometer radius from the center of Mount Lewotobi Laki-laki''s eruption.

Throughout 2025, MAGMA Indonesia has recorded 5,889 volcano eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (2,358 times), while Mount Lewotobi Laki-laki erupted 497 times.

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