Mount Ili Lewotolok Erupts Again This Afternoon, Eruption Height Around 500 Meters

Mount Ili Lewotolok in East Nusa Tenggara erupted again on Sunday (January 11, 2026) at 12:11 PM WITA. In the last week, Mount Ili Lewotolok has erupted 7 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 reach 500 meters above the peak or 1,923 meters above sea level.

The ash column was observed to be gray to black with thick intensity towards the east. The eruption was recorded on a seismograph with a maximum amplitude of 32.7 millimeters and a duration of 96 seconds.

(Read: 5.5 M Earthquake Shakes 262 Km East of Levuka,)

According to MAGMA Indonesia's volcano activity report, Mount Ili Lewotolok's activity level is at Level II (Alert). Seismicity observations on January 11, 2026, from 00:00-23:59 WITA showed 183 eruption/explosion earthquakes with amplitudes of 24.1-33 millimeters and durations of 39-44 seconds.

Furthermore, 422 exhalation earthquakes with amplitudes of 1.6-18.8 millimeters and durations of 35-40 seconds, and 73 non-harmonic tremors with amplitudes of 4.7-24.1 millimeters and durations of 128-461 seconds occurred.

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

Throughout 2026, MAGMA Indonesia has recorded 156 volcanic eruptions across Indonesia. Mount Semeru in East Java had the most eruptions (86 times), while Mount Ili Lewotolok erupted 7 times.

(Read: 4.2 M Earthquake Shakes Fox Aleutian Islands)