Mount Ili Lewotolok Erupted Early Saturday, Status Set to Alert
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Mount Ili Lewotolok in East Nusa Tenggara erupted again on Saturday (12/9/2026) at 04:40 WITA. Over the past week, this volcano has erupted 27 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 500 meters above the summit (1923 meters above sea level).
The thick grey ash column drifted west and northwest. This eruption was recorded on seismographs with maximum 40mm amplitude, lasting 28 seconds.
Mount Ili Lewotolok is currently at Activity Level II (Alert). On 12 September 2026, monitoring recorded 369 eruption earthquakes, 4 collapse earthquakes and 141 emission earthquakes.
PVMBG warns the public, visitors and hikers not to enter 2km exclusion zones, and 3km restricted zones in the southern and southeastern sectors. During 2026, MAGMA Indonesia logged 4582 total volcanic eruptions nationwide, with Mount Semeru being the most active (1784 eruptions), while Mount Ili Lewotolok recorded 115 eruptions.
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