Mount Semeru Erupted Again This Afternoon (Wednesday, 13 May 2026)
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Mount Semeru in East Java erupted again on Wednesday (13/5/2026) at 16:54 WIB. Over the past week, Mount Semeru has erupted 28 times.
According to eruption data from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, no visual eruption was observed. The eruption was recorded on seismograph with maximum amplitude 22 mm and 114 seconds duration.
(Read: Nearly 5 Thousand Natural Disasters Occurred in Indonesia Throughout 2023, Wildfires Dominated)
Per MAGMA Indonesia volcano activity reports, Mount Semeru activity status is at Level III (Alert). Seismic monitoring on 13 May 2026 between 06:00-12:00 WIB recorded 14 eruption earthquakes with 15-22 mm amplitude and 79-130 seconds duration; plus 9 emission earthquakes with 2-6 mm amplitude and 27-54 seconds duration.
PVMBG advises: no activities are permitted in the southeast sector along Besuk Kobokan within 13 km of the summit. Outside this radius, public must avoid activity within 500 m of river banks along Besuk Kobokan, as this area is at risk of pyroclastic flow expansion and lahar runout up to 17 km from the summit.
During 2026, MAGMA Indonesia has logged 1,957 volcanic eruptions across Indonesia. East Java's Mount Semeru recorded the most activity, with 1002 eruptions.
(Read: 55 Disasters Recorded Mid-September 2023, Wildfires Dominated)
"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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