Warning! Mount Semeru Erupted Again Tonight (Wednesday, 27 May 2026)
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Mount Semeru in East Java erupted again on Wednesday (27/5/2026) at 21:26 WIB. Over the past week, Mount Semeru has erupted 26 times.
According to eruption data from the Center 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, duration 141 seconds.
(Read: Indicated Forest & Land Fire Area in Central Kalimantan Province Over the Last Decade)
Per MAGMA Indonesia volcanic activity reports, Mount Semeru is at Activity Level III (Alert). Seismic monitoring 27 May 2026 12:00-18:00 WIB recorded 12 eruption earthquakes (15-22 mm amplitude, 93-175 sec duration).
Additionally: 2 rockfall earthquakes (10-12 mm, 101-175 sec), 2 gas emission earthquakes (4-8 mm, 35-52 sec).
PVMBG prohibits all activities in the southeast sector along Besuk Kobokan within 13 km of the summit. Outside this zone, no activities are permitted within 500 m of river banks along Besuk Kobokan, as pyroclastic flows and lahars may reach up to 17 km from the summit.
During 2026, MAGMA Indonesia has recorded 2,191 volcanic eruptions nationwide. East Java's Mount Semeru accounts for the highest count with 1,102 eruptions.
(Read: 10 Most Wildfire-Prone Peat Hydrological Areas in 2023)
"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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