Alert! Mount Semeru Erupted Again This Afternoon (Tuesday, 26 May 2026)
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Mount Semeru in East Java erupted again on Tuesday (26/5/2026) at 12:52 WIB. Over the past week, Mount Semeru has erupted 11 times.
According to eruption information from the Centre for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the eruption visual was not observed. Mount Semeru eruption was still ongoing when this report was published.
(Read: Forest Fire Area Indications in East Kalimantan up to June 2025)
Per MAGMA Indonesia volcanic activity reports, Mount Semeru activity status is set at Level III (Alert). Seismic monitoring on 26 May 2026 between 06.00–12.00 WIB recorded 12 eruption earthquakes with 15–22 mm amplitude and 87–162 second duration, plus 3 emission earthquakes with 2–6 mm amplitude and 38–99 second duration.
PVMBG prohibits all activities in the southeast sector along Besuk Kobokan up to 13 km from the summit. Outside this zone, public activities are forbidden within 500 m of the Besuk Kobokan river banks, as this area is at risk of pyroclastic surges and lahar flows reaching up to 17 km from the crater.
For the year 2026, MAGMA Indonesia has logged 2,164 volcanic eruptions nationwide. Mount Semeru in East Java is the most active, recording 1,087 eruptions.
(Read: Forest Fire Area Indications for West Kalimantan Province 2016–2025)
"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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