Alert! Mount Ili Lewotolok Erupts Again Tonight (Thursday, February 26, 2026)

Mount Ili Lewotolok in East Nusa Tenggara erupted again on Thursday (February 26, 2026) at 19:30 WITA. In the past week, Mount Ili Lewotolok has erupted only once.

Based on eruption information from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the observed ash column height is approximately 250 meters above the peak (1,673 meters above sea level).

The observed ash column is gray to black in color with moderate to thick intensity towards the east. The eruption was recorded on the seismograph with a maximum amplitude of 21.2 millimeters and a duration of 33 seconds.

(Read: 4.7 M Earthquake Shakes the Bonin Islands Region)

According to the MAGMA Indonesia volcanic activity report, the activity level of Mount Ili Lewotolok is at Level II (Alert). Volcanic earthquake observations on February 26, 2026, from 00:00 to 23:59 WITA showed 34 eruption/explosion earthquakes with amplitudes of 7.5-34.4 millimeters and durations of 37-74 seconds.

Additionally, there were 155 emission earthquakes with amplitudes of 1.9-9.7 millimeters and durations of 26-53 seconds, as well as 3 non-harmonic tremors with amplitudes of 1.4-2.9 millimeters and durations of 143-191 seconds.

PVMBG advises residents around Mount Ili Lewotolok as well as visitors/hikers/tourists not to enter or carry out activities within a 2-kilometer radius of the Mount Ili Lewotolok activity center.

Throughout 2026, MAGMA Indonesia has recorded 776 volcanic eruptions across Indonesia. Mount Semeru in East Java has the most eruptions (404 eruptions), while Mount Ili Lewotolok has erupted 24 times.

(Read: 4.1 M Earthquake Shakes 2 Km East of Cartago, Costa Rica)