Alert! Mount Semeru Erupted Again Early This Morning (Thursday, 9 July 2026)
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Mount Semeru in East Java erupted again on Thursday (9/7/2026) at 01:08 WIB. Over the past week, Mount Semeru has erupted 23 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 700 meters above the summit (4,376 meters above sea level).
The ash column appeared white to grey, thick, drifting north and northwest. This eruption was recorded on seismographs with maximum 22 mm amplitude and 121 seconds duration.
(Read: Nearly 300 Natural Disasters Recorded Up To Mid-February 2024)
Per MAGMA Indonesia volcanic activity reports, Mount Semeru remains at Activity Level III (Alert). Seismic monitoring on 9 July 2026 18:00-23:59 WIB recorded 11 eruption earthquakes (10-22 mm amplitude, 79-129 sec duration), 2 rockfall earthquakes, and 4 emission earthquakes.
PVMBG prohibits all activities in the southeast sector along Besuk Kobokan within 13 km of the summit. Along this river, stay 500m from river banks; pyroclastic flows and lahars may reach up to 17 km from the peak.
During 2026, MAGMA Indonesia logged 3,040 volcanic eruptions nationwide. Mount Semeru recorded the highest count at 1,355 eruptions.
(Read: Floods Dominated Natural Disasters In Indonesia Late February 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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