Mount Semeru Erupts Again Tonight (Sunday, April 26, 2026)
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Mount Semeru in East Java erupted again on Sunday (April 26, 2026) at 18:10 WIB. In the past week, Mount Semeru has erupted 37 times.
Based on eruption information from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the height of the ash column observed is around None meters above the peak (None meters above sea level).
No eruption visuals were observed. The eruption of Mount Semeru is still ongoing when this report was made.
(Read: West Kalimantan Produces the Most CO2 Emissions from Forest and Land Fires Until July 2023)
According to the MAGMA Indonesia volcano activity report, the activity level of Mount Semeru is at Level III (Alert). Earthquake observations on April 26, 2026 from 12:00 to 18:00 WIB showed 17 eruption/explosion earthquakes with an amplitude of 15-22 millimeters and a duration of 56-136 seconds.
Then, 1 collapse earthquake with an amplitude of 3 mm and a duration of 57 seconds, as well as 2 emission earthquakes with an amplitude of 4-6 millimeters and a duration of 27-36 seconds.
PVMBG advises against any activities in the southeast sector along Besuk Kobokan, up to 13 kilometers from the peak (eruption center). Outside this distance, residents should not carry out activities within 500 meters of the riverbank along Besuk Kobokan due to the potential for being affected by the expansion of hot clouds and lava flows up to 17 kilometers from the peak.
Throughout 2026, MAGMA Indonesia has recorded 1,681 volcanic eruptions across Indonesia. Mount Semeru in East Java has the most eruptions with 869 events.
(Read: Indication of Forest and Land Fire Area in West Kalimantan Province 2016-2025)
"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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