Alert! Mount Semeru Erupted Again Early This Morning (Wednesday, 20 May 2026)
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Mount Semeru in East Java erupted again on Wednesday (20/5/2026) at 01:30 WIB. Over the past week, Mount Semeru has erupted 7 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. It was recorded on seismographs with maximum amplitude 22 mm and duration 231 seconds.
Mount Semeru activity status is at Level III (Alert). Authorities prohibit all activities within 13 km of the peak along the Besuk Kobokan southeast sector; additionally, no activity is allowed within 500 m of river banks along this waterway due to hot cloud and lahar flow risks extending up to 17 km from the peak.
For 2026 up to this date, MAGMA Indonesia logged 2,059 volcanic eruptions nationwide, with Mount Semeru recording the highest count at 1,036 eruptions.
"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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