Mount Ili Lewotolok Erupted Again This Morning, Ejection Height Reached 700 Meters Above the Peak
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Mount Ili Lewotolok in East Nusa Tenggara erupted again on Friday (11/9/2026) at 09:06 WITA. Over the past week, this volcano has erupted 22 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 700 meters above the crater peak, or 2,123 meters above sea level.
The ash column appeared thick grey, drifting westward. This eruption was recorded on seismographs with maximum 40 mm amplitude and 85 seconds duration.
(Read: The 10 Largest Earthquakes In Recorded History, Two Occurred In Indonesia)
Per MAGMA Indonesia volcanic activity reports, Mount Ili Lewotolok is currently at Activity Level II (Alert). Seismic monitoring on 11 September 2026 (00:00-23:59 WITA) logged 322 eruption earthquakes: 22-40 mm amplitude, 35-101 seconds duration.
Additionally, 84 emission earthquakes (4.4-33.2 mm amplitude, 20-65s duration) and 5 harmonic tremor events (4.4-40 mm amplitude, 116-200s duration) were detected.
PVMBG advises local residents, visitors, hikers and tourists NOT to enter or conduct activities within 2 km radius, and within 3 km radius on the southern and south-eastern sectors from the volcano active centre.
For the full year 2026, MAGMA Indonesia has recorded 4,566 volcanic eruptions across Indonesia. Mount Semeru (East Java) recorded the highest activity with 1,776 eruptions, while Mount Ili Lewotolok has erupted 110 times.
(Read: Magnitude 5.3 Earthquake Strikes 17 Km West of Pasuquin)
"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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