Alert! Mount Semeru Erupts Again Tonight (Friday, 29 May 2026)
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Mount Semeru in East Java erupted again on Friday (29/5/2026) at 00:33 WIB. Over the past week, Mount Semeru has erupted 34 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 crater peak, or 4376 meters above sea level.
The ash column appeared white to grey, with thick density drifting north and northwest. This eruption was recorded on seismographs with maximum amplitude 22 mm and duration of 159 seconds.
(Read: Floods & Extreme Weather: Most Frequent Disasters in Indonesia 2025)
Per MAGMA Indonesia volcanic activity reports, Mount Semeru remains at Activity Level III (Alert Status). Seismic monitoring on 29 May 2026 between 18:00–23:59 WIB recorded 15 eruption earthquakes (amplitude 10–22 mm, duration 77–130 seconds).
Additionally, 1 pyroclastic fall earthquake (22 mm amplitude, 276 second duration) and 5 emission earthquakes (4–8 mm amplitude, 51–71 second duration) were detected.
PVMBG prohibits all activities in the southeast sector along Besuk Kobokan within 13 km of the summit. Outside this zone, the public must avoid activity within 500 meters of river banks along Besuk Kobokan, as pyroclastic surges and lahars may reach up to 17 km from the crater.
During 2026, MAGMA Indonesia has logged 2206 volcanic eruptions nationwide. Mount Semeru (East Java) accounts for the highest number with 1110 recorded eruptions.
(Read: Indonesia Expected To See Surge In Pickup Truck Imports: Sales Data Up To 2025)
"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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