Volcanic activity of Mount Ili Lewotolok in Lembata Regency, East Nusa Tenggara, has increased again. Based on data from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the volcano was observed erupting on Monday (13/7/2026) evening at 18:53 WITA.
This eruption produced a thick column of white-to-gray volcanic ash rising up to 300 meters above the peak, or reaching 1,723 meters above sea level. Seismographs recorded this activity with a maximum amplitude of 40 millimeters and a duration of 63 seconds, with the ash dispersion heading west.
To date, the activity status of Mount Ili Lewotolok remains at Level II (Alert). Daily seismic records monitored by PVMBG show a relatively high intensity of activity, with 149 eruption earthquakes, 6 rockfall earthquakes, and 119 emission earthquakes recorded throughout the day.
In response to this situation, authorities reiterated the ban on any activities for the public, climbers, and tourists within a 2-kilometer radius of the eruption center. The public is urged to remain calm but vigilant against the potential threat of ejected material or hot clouds.
As additional information, throughout 2026, volcanic activity in Indonesia has been quite dynamic, with a total of 3,156 eruptions recorded across various volcanoes. Up to mid-July, Mount Ili Lewotolok has reportedly erupted 48 times, making it one of the volcanoes under intensive monitoring by national geological authorities.
