Warning! Mount Semeru Erupts Again Tonight (Friday, 16 October 2026)
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Mount Semeru in East Java erupted again on Friday (16/10/2026) at 21:34 WIB. Over the past week, Mount Semeru has erupted 42 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 approximately 500 meters above the summit, or 4,176 meters above sea level.
The ash column appeared white to grey with moderate intensity, drifting southwest. Semeru's eruption was ongoing at the time this report was published.
(Read: 5.3 Magnitude Earthquake Strikes 17 Km West of Pasuquin)
Per MAGMA Indonesia volcanic activity reports, Mount Semeru is currently set at Activity Level III (Alert Status). Seismic monitoring between 12:00-18:00 WIB on 16 October 2026 recorded 20 eruption earthquakes with 10-25 mm amplitude and 56-167 second duration.
Additionally, 4 rockfall earthquakes (2-8 mm amplitude, 43-118 second duration) and 8 emission tremors (4-8 mm amplitude, 46-65 second duration) were detected.
PVMBG prohibits all activities in the southeast sector along Besuk Kobokan up to 13 km from the summit. Outside this zone, public activity is forbidden within 500 meters of Besuk Kobokan riverbanks, as pyroclastic surges and lahars may reach up to 17 km from the crater.
During 2026, MAGMA Indonesia logged a total of 5,140 volcanic eruptions across Indonesia. East Java's Mount Semeru recorded the highest activity with 2,000 eruptions.
(Read: Venezuela Earthquake Update: 235 Dead, 4,300 Injured)
"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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