Mount Semeru Erupted Again This Afternoon (Saturday, 13 June 2026)
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Mount Semeru in East Java erupted again on Saturday (13/6/2026) at 16:10 WIB. Over the past week, Mount Semeru has erupted 55 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 1,000 meters above the peak, or 4,676 meters above sea level.
The ash column appeared white to grey, thick intensity, drifting west and northwest. This eruption was recorded on seismograph with maximum amplitude 22 mm and duration 131 seconds.
(Read: 1,300 Natural Disasters Occurred in Indonesia up to September 2024, Here are the Details)
Per MAGMA Indonesia volcanic activity reports, Mount Semeru is currently at Alert Level III (Standby). Seismic monitoring on 13 June 2026 between 06:00-12:00 WIB recorded 14 eruption earthquakes with amplitude 15-22 mm and duration 69-155 seconds.
Additionally, 1 rockfall earthquake (4 mm amplitude, 10 second duration) and 2 emission earthquakes (5-6 mm amplitude, 36-39 second duration) were detected.
PVMBG warns: no activities are allowed in the southeast sector along Besuk Kobokan within 13 km of the summit. Outside this zone, public activity is prohibited within 500 meters of river banks along Besuk Kobokan, as pyroclastic surges and lahars may reach up to 17 km from the peak.
During 2026, MAGMA Indonesia has recorded 2,607 volcanic eruptions across Indonesia. Mount Semeru (East Java) accounts for the highest number: 1,244 eruptions.
(Read: 137 Natural Disaster Events Recorded Before Late January 2024, Floods Most Frequent)
"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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