Alert! Mount Semeru Erupted Again This Morning (Wednesday, 14 October 2026)
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Mount Semeru in East Java erupted again on Wednesday (14/10/2026) at 05:40 WIB. Over the past week, Mount Semeru has erupted 24 times.
According to eruption data from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the observed ash column reached 800 meters above the summit (4476 meters above sea level).
The thick grey ash column drifted southwest and west. This eruption was recorded on seismographs with maximum 22 mm amplitude and 100 second duration.
(Read: Visibility in 6 Priority Provinces for Forest Fire Mitigation (8 September 2026))
Per MAGMA Indonesia volcanic activity reports, Mount Semeru remains at Activity Level III (Alert). Seismic monitoring on 14 October 2026 18:00-23:59 WIB recorded 37 eruption earthquakes (10-24 mm amplitude, 63-159 second duration).
Additionally, 2 rockfall earthquakes (3-4 mm amplitude, 44-66 seconds) and 6 emission earthquakes (3-7 mm amplitude, 42-62 seconds) were detected.
PVMBG prohibits all activities in the southeast sector along Besuk Kobokan within 13 km of the summit. Outside this zone, no activity is permitted within 500 m of Besuk Kobokan river banks, as pyroclastic flows and lahars may reach up to 17 km from the peak.
For 2026 so far, MAGMA Indonesia logged 5,099 volcanic eruptions nationwide. Mount Semeru recorded the highest activity with 1,982 eruptions.
(Read: 2 Out Of 6 Forest Fire Priority Provinces Had Zero Hotspots (22 September 2026))
"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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