Mount Ili Lewotolok Erupted Again This Noon, Volcanic Ash Height 700 Meters Above the Summit
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Mount Ili Lewotolok in East Nusa Tenggara erupted again on Monday (31/8/2026) at 11.28 WITA. Over the past week, this volcano only erupted once.
Based on eruption data from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the observed ash column reached approximately 700 meters above the crater summit (2,123 meters above sea level).
The ash column appeared white to grey, with thick intensity drifting westward. The eruption was recorded on seismographs with maximum amplitude 40 mm and 78 seconds duration.
(Read: Here Are The 10 Largest Earthquakes In History, Two Occurred In Indonesia)
According to MAGMA Indonesia volcanic activity reports, Mount Ili Lewotolok is currently at Activity Level II (Alert). Seismic monitoring on 31 August 2026 (00.00-23.59 WITA) recorded 441 eruption earthquakes with 16.6-40 mm amplitude and 32-140 second duration.
Additionally, 65 emission earthquakes (6.6-33.2 mm amplitude, 21-59 sec duration) and 2 harmonic tremor events (22 mm amplitude, 96-166 sec duration) were detected.
PVMBG urges local residents, visitors, hikers and tourists to avoid all activities within 2 km radius, and within 3 km radius on the southern and south-eastern sectors of the volcano active centre.
During 2026, MAGMA Indonesia recorded 4,360 volcanic eruptions across Indonesia. Mount Semeru (East Java) recorded the highest eruptions at 1,717 events, while Mount Ili Lewotolok recorded 75 eruptions.
(Read: Magnitude 4.7 Earthquake Shakes Bonin Islands Region)
"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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