Mount Ili Lewotolok Erupts on Wednesday Morning, Status is Alert

Mount Ili Lewotolok in East Nusa Tenggara erupted again on Wednesday (7/1/2026) at 07:56 WITA. In the last week, Mount Ili Lewotolok has erupted 3 times.

Citing eruption information from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the height of the ash column was observed to be around 250 meters above the peak or 1,673 meters above sea level.

The ash column was observed to be white to gray with moderate intensity towards the northeast. The eruption was recorded on a seismograph with a maximum amplitude of 28.1 millimeters and a duration of 37 seconds.

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According to MAGMA Indonesia's volcano activity report, the activity level of Mount Ili Lewotolok is at Level II (Alert). Seismic observations on January 7, 2026, from 00:00-23:59 WITA showed 218 eruption/explosion earthquakes with amplitudes of 13.7-35.2 millimeters and earthquake durations of 35-99 seconds.

Additionally, 299 exhalation earthquakes with amplitudes of 1.7-13.8 millimeters and earthquake durations of 25-60 seconds, and 2 harmonic earthquakes with amplitudes of 2.3-7.5 millimeters and earthquake durations of 93-102 seconds occurred.

PVMBG urges the public around Mount Ili Lewotolok as well as visitors/climbers/tourists not to enter or engage in activities within a 2-kilometer radius from the center of Mount Ili Lewotolok's activity, and in the south-southeast and west sectors up to 2.5 kilometers from the center of Mount Ili Lewotolok's activity.

Throughout 2026, MAGMA Indonesia has recorded 95 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (55 times), while Mount Ili Lewotolok erupted 3 times.

(Read: There were 137 Natural Disaster Incidents Towards the End of January 2024, Most of them Floods)