Mount Semeru Erupted Again This Afternoon (Tuesday, 16 June 2026)
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Mount Semeru in East Java erupted again on Tuesday (16/6/2026) at 16:35 WIB. Over the past week, Mount Semeru has erupted 15 times.
According to eruption data from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the observed ash column reached approximately 500 meters above the crater peak, or 4176 meters above sea level.
The thick grey ash column drifted westward. This eruption was recorded on seismographs with maximum amplitude 22 mm and duration of 106 seconds.
(Read: List of Provinces Hit by Floods and Landslides Early 2026)
Per MAGMA Indonesia volcanic activity reports, Mount Semeru remains at Alert Level III. Seismic monitoring on 16 June 2026 (06:00–12:00 WIB) recorded 11 eruption earthquakes (15–22 mm amplitude, 55–153 second duration), 2 degassing earthquakes, and 3 distant tectonic earthquakes.
PVMBG prohibits all activities within 13 km of the peak along the southeast Besuk Kobokan sector. Within the Besuk Kobokan river catchment, no activities are permitted within 500m of river banks, as pyroclastic surges and lahars may reach up to 17 km from the summit.
During 2026 so far, MAGMA Indonesia has logged 2696 volcanic eruptions across Indonesia. Mount Semeru accounts for the highest count with 1266 recorded eruptions.
(Read: Indonesia Will See Influx of Imported Pickup Trucks: Sales Data Up To 2025)
"Disclosure: This is an AI-generated translation of the original article. We strive for accuracy, but please note that automated translations may contain errors or slight inconsistencies."
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