Alert! Mount Semeru Erupts Again Tonight (Saturday, 13 June 2026)
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Mount Semeru in East Java erupted again on Saturday (13/6/2026) at 18:57 WIB. Over the past week, Mount Semeru has erupted 56 times.
According to eruption data from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the eruption plume was not visually observed. The event was recorded on seismographs with maximum 22 mm amplitude and 137 second duration.
(Read: Indonesia Has The Most Active Volcanoes In The World)
Per MAGMA Indonesia volcano activity reports, Mount Semeru status remains at Level III (Alert). Seismic monitoring on 13 June 2026 12:00–18:00 WIB recorded 12 eruption earthquakes (11–22 mm amplitude, 80–144 second duration).
Additionally, 3 emission earthquakes (2–6 mm amplitude, 37–45 seconds) and 2 harmonic tremors (1–4 mm amplitude, 161–164 seconds) were detected.
PVMBG prohibits all activities in the southeast sector along Besuk Kobokan within 13 km of the summit. Outside this zone, stay 500 m away from Besuk Kobokan river banks; pyroclastic flows and lahar may reach 17 km from the peak.
For 2026 up to this date, MAGMA Indonesia logged 2,611 volcanic eruptions nationwide. Mount Semeru recorded the highest activity with 1,245 eruptions.
(Read: Countries With Most Active Volcanoes Worldwide: Indonesia Ranks First)
"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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