Mount Lewotobi Laki-laki Erupted Again This Afternoon, Ash Column Reaches 300 Meters Above Summit
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Mount Lewotobi Laki-laki in East Nusa Tenggara erupted again on Wednesday (12/8/2026) at 13:20 WITA. Over the past week, this volcano has erupted 20 times.
According to eruption data from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the observed ash column reached approximately 300 meters above the summit (1,884 meters above sea level).
The grey, thick ash column drifted towards southwest and west. This eruption was recorded on seismograph with maximum amplitude 10.5 mm, lasting 66 seconds.
(Read: Dozens Of Neighborhood Units In Jakarta Affected By Floods (May 5 2026))
Per MAGMA Indonesia volcanic activity reports, Mount Lewotobi Laki-laki remains at Activity Level III (Alert). Seismic monitoring on 12 August 2026 between 06:00-12:00 WITA recorded 3 eruption earthquakes (amplitude 4.4-22.2 mm, duration 128-187 seconds).
Additionally, 1 emission earthquake (5.9 mm amplitude, 35 seconds duration) and 8 non-harmonic tremor events (5.9-7.4 mm amplitude, 73-136 seconds duration) were detected.
PVMBG urges local residents, visitors and tourists to avoid all activities within a 5 kilometer radius from the volcano's eruption center.
Throughout 2026, MAGMA Indonesia has logged 3,919 volcanic eruptions across Indonesia. Mount Semeru (East Java) recorded the most eruptions at 1,603 events, while Mount Lewotobi Laki-laki registered 708 eruptions.
(Read: Casualty Distribution From Floods And Landslides In North Sumatra (December 9 2025))
"Disclosure: This is an AI-generated translation of the original article. We strive for accuracy, but please note that automated translations may contain errors or slight inconsistencies."
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