Mount Ili Lewotolok Erupted Again Today, Volcanic Ash Reaches 400 Meters Height
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Mount Ili Lewotolok in East Nusa Tenggara erupted again on Thursday (10/9/2026) at 10:49 WITA. Over the past week, Mount Ili Lewotolok has erupted 13 times.
Referring to eruption data from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the observed ash column reached 400 meters above the crater peak, or 1823 meters above sea level.
The ash column appeared grey to black, thick, and drifted westward. This eruption was recorded on seismographs with maximum 40 mm amplitude and 45 seconds duration.
(Read: Number of Moderately Damaged Houses Due to Natural Disasters in Indonesia 2015-2024)
Per MAGMA Indonesia volcanic activity reports, Mount Ili Lewotolok is currently at Activity Level II (Alert). Seismic monitoring on 10 September 2026 00:00-23:59 WITA recorded 388 eruption earthquakes (16.6-40 mm amplitude, 30-174 seconds duration), 132 emission earthquakes (6.6-40 mm amplitude, 20-75 seconds), and 9 harmonic tremors (8.8-40 mm amplitude, 48-243 seconds).
PVMBG urges local residents, visitors, hikers and tourists not to enter or conduct activities within 2 km radius, and 3 km radius for south / southeast sectors from the volcano active centre.
For full 2026 until this date, MAGMA Indonesia logged 4,537 volcanic eruptions across Indonesia. Mount Semeru (East Java) recorded the highest eruptions at 1,765 events, while Mount Ili Lewotolok recorded 101 eruptions.
(Read: Natural Disaster Fatality Count in Indonesia Rose Sharply in 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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