Warning! Mount Ili Lewotolok Erupts Again This Morning (Wednesday, March 19, 2025)

Mount Ili Lewotolok in East Nusa Tenggara erupted again on Wednesday, March 19, 2025, at 06:39 WITA (West Indonesia Time). In the last week, Mount Ili Lewotolok has erupted 8 times.

According to eruption information from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the ash column height was observed to be approximately 300 meters above the peak or 1,723 meters above sea level.

The ash column was observed to be gray with thick intensity towards the east. The eruption was recorded on a seismograph with a maximum amplitude of 10 millimeters and a duration of 33 seconds.

According to the MAGMA Indonesia volcano activity report, the activity level of Mount Ili Lewotolok is at Level II (Alert). Observations of seismic activity on March 19, 2025, from 00:00 to 23:59 WITA showed 49 eruption quakes with amplitudes of 6.2-34.6 millimeters and durations of 32-62 seconds.

Furthermore, there were 81 tremor quakes with amplitudes of 1.1-14.9 millimeters and durations of 18-56 seconds, and 42 volcanic quakes with amplitudes of 1.2-22.2 millimeters, s-p 0.7-2.7 seconds, and durations of 6-20 seconds.

PVMBG advises the public around Mount Ili Lewotolok, as well as visitors/climbers/tourists, not to enter or carry out activities within a 2-kilometer radius of the center of Mount Ili Lewotolok's activity. The residents of Lamatokan and Jontona villages should remain vigilant against the potential dangers of lava collapses/landslides from the eastern part of the peak/crater of Mount Ili Lewotolok.

During 2025, MAGMA Indonesia has recorded 2,287 volcanic eruptions/eruptions throughout Indonesia. Mount Semeru in East Java had the most eruptions (1,044 eruptions), while Mount Ili Lewotolok erupted 40 times.