Alert! Mount Semeru Erupts Again This Afternoon (Thursday, 10 September 2026)
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Mount Semeru in East Java erupted again on Thursday (10/9/2026) at 11.38 WIB. Over the past week, Mount Semeru has erupted 13 times.
According to eruption data from the Centre for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the eruption was not visually observed. The eruption was recorded on seismograph with maximum amplitude 22 mm and 119 seconds duration.
(Read: Latest Five Earthquakes Recorded by BMKG (Saturday, 19 July 2025 13:53:43 WIB))
Per MAGMA Indonesia volcanic activity report, Mount Semeru activity status is at Level III (Alert). Seismic monitoring on 10 September 2026 00.00-06.00 WIB recorded 29 eruption earthquakes with amplitude 10-22 mm and duration 73-162 seconds.
Additionally: 11 rockfall earthquakes (amplitude 2-4 mm, 30-110 sec), 2 degassing earthquakes (amplitude 6-8 mm, 60-82 sec).
PVMBG advises: No activities allowed in the southeast sector along Besuk Kobokan within 13 km of the summit. Outside this zone, avoid 500 m from river banks along Besuk Kobokan due to pyroclastic flow and lahar hazard up to 17 km from the peak.
During 2026, MAGMA Indonesia logged 4,540 volcanic eruptions across Indonesia. East Java's Mount Semeru recorded the highest activity with 1,767 eruptions.
(Read: Earthquake Disaster Casualty Count in Indonesia 2020-2024)
"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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