Mount Lewotobi Laki-laki Erupted Again This Afternoon, Ash Column 1,000 Meters Above Summit
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Mount Lewotobi Laki-laki in East Nusa Tenggara erupted again on Wednesday (17/6/2026) at 17:51 WITA. In the past week, this volcano has erupted 40 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 1,000 meters above the crater summit, or 2,584 meters above sea level.
The thick grey ash plume drifted west and northwest. This eruption was registered on seismographs with maximum amplitude 37 mm and duration of 98 seconds.
(Read: Hundreds of Natural Disasters Recorded Up To Early April 2024, Floods Most Frequent)
Per MAGMA Indonesia volcanic activity reports, Mount Lewotobi Laki-laki remains at Alert Level III. Seismic monitoring on 17 June 2026 between 12:00-18:00 WITA recorded 4 eruption earthquakes (amplitude 29.6-47.3 mm, duration 43-98 sec), 3 emission earthquakes (amplitude 2.9-5.4 mm, duration 31-39 sec) and 11 non-harmonic tremor events (amplitude 2.9-7.4 mm, duration 67-120 sec).
PVMBG urges local residents, visitors and tourists to avoid all activity within a 5 kilometer radius from the eruption centre.
As of 2026, MAGMA Indonesia has logged 2,740 volcanic eruptions nationwide. Mount Semeru (East Java) recorded the highest count at 1,281 eruptions, while Mount Lewotobi Laki-laki has erupted 235 times this year.
(Read: Count of Lightly Damaged Houses Due To Natural Disasters In Indonesia 2015-2024)
"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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