Mount Semeru Erupted Again This Morning (Tuesday, 9 June 2026)
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Mount Semeru in East Java erupted again on Tuesday (9/6/2026) at 07:27 WIB. Over the past week, Mount Semeru has erupted 14 times.
According to eruption data from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the observed ash column height was around 700 meters above the summit (4376 meters above sea level).
The ash column was observed white to grey with thick intensity, drifting northwards. The eruption was recorded on seismographs with maximum amplitude 12 millimeters and 90 seconds duration.
(Read: After Spiking, Number of Natural Disaster Events in Indonesia Declined in 2024)
Per MAGMA Indonesia volcanic activity reports, Mount Semeru activity status remains at Level III (Alert). Seismic monitoring on 9 June 2026 00:00-06:00 WIB recorded 14 eruption earthquakes with amplitude 10-22 mm and duration 62-192 seconds, plus 1 emission earthquake at 6 mm amplitude over 79 seconds.
PVMBG warns all activities are prohibited in the southeast sector along Besuk Kobokan, within 13 km from the summit. Beyond this zone, public must avoid 500 meters from 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 has logged 2452 volcanic eruptions nationwide. East Java's Mount Semeru recorded the highest activity with 1203 eruptions.
(Read: Natural Disaster Occurrences in Java Island Provinces 2020-2024)
"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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