Mount Semeru Erupted Again This Morning, Ash Height Around 1,000 Meters
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Mount Semeru in East Java erupted again on Tuesday (16/6/2026) at 10:59 WIB. Over the past week, Mount Semeru has erupted 14 times.
According to eruption information from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the observed ash column height reached 1,000 meters above the peak, or 4,676 meters above sea level.
The ash column appeared white to grey with thick intensity drifting southwest. This eruption was recorded on seismograph with maximum amplitude 22 millimeters and lasted 153 seconds.
(Read: Latest Five Earthquakes Recorded By BMKG (Wednesday, 22 April 2026 12:17:58 WIB))
Per MAGMA Indonesia volcanic activity reports, Mount Semeru status is set at Level III (Alert). Seismic monitoring on 16 June 2026 between 00:00-06:00 WIB recorded 17 eruption earthquakes with 13-22 mm amplitude and 44-142 second duration.
Additionally, 4 rockfall earthquakes (4-6 mm amplitude, 33-101 sec duration) and 1 gas emission earthquake (5 mm amplitude, 40 sec duration) were detected.
PVMBG prohibits all activities in the southeast sector along Besuk Kobokan within 13 km of the summit. Outside this zone, public activities are also forbidden within 500 meters of river banks along Besuk Kobokan, as hot cloud surges and lahar flows may reach up to 17 km from the peak.
During 2026, MAGMA Indonesia registered 2,692 volcanic eruptions across Indonesia. East Java's Mount Semeru recorded the highest activity with 1,265 eruptions.
(Read: Latest Five Earthquakes Recorded By BMKG (Saturday, 19 July 2025 13:53:43 WIB))
"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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