Mount Ili Lewotolok Erupted Again This Afternoon, Eruption Height Around 600 Meters
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Mount Ili Lewotolok in East Nusa Tenggara erupted again on Thursday (10/9/2026) at 11.24 WITA. In the past week, Mount Ili Lewotolok has erupted 13 times.
According to eruption data from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the observed ash column height was around 600 meters above the peak, or 2023 meters above sea level.
The ash column appeared grey to black with thick intensity drifting westwards. This eruption was recorded on seismograph with maximum amplitude 40 millimeters and lasted 61 seconds.
(Read: Number of Earthquake Disaster Victims in Indonesia 2020-2024)
Per MAGMA Indonesia volcanic activity report, Mount Ili Lewotolok is set at Activity Level II (Alert). Seismic monitoring on 10 September 2026 00.00-23.59 WITA recorded 388 eruption earthquakes with 16.6-40 mm amplitude, 30-174 seconds duration.
Additionally there were 132 emission earthquakes (6.6-40 mm amplitude, 20-75 sec duration) and 9 harmonic tremors (8.8-40 mm amplitude, 48-243 sec duration).
PVMBG advises local residents, visitors, hikers and tourists to avoid entering or conducting activities within 2 km radius, and 3 km radius for south & southeast sectors from the volcano active centre.
During 2026, MAGMA Indonesia recorded 4,538 volcanic eruptions nationwide. Mount Semeru (East Java) had the highest eruption count (1,766 events), while Mount Ili Lewotolok recorded 101 eruptions.
(Read: 10 Largest Earthquakes In Recorded History, Two Originated From Indonesia)
"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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