Mount Semeru Erupts Again Tonight (Wednesday, 8 July 2026)

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Irfan Fadhlurrahman 08/07/2026 00:50 WIB
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8 Indonesian Volcanoes with Most Eruptions (1 January 2026 - 8 July 2026)
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Mount Semeru in East Java erupted again on Wednesday (8/7/2026) at 00:27 WIB. Over the past week, Mount Semeru has erupted 13 times.

According to eruption data from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the eruption visual was not observed. Mount Semeru's eruption was ongoing when this report was published.

(Read: Volcano Eruption Trends in Recent Years)

Per MAGMA Indonesia volcanic activity reports, Mount Semeru activity status is set at Level III (Alert). Seismic monitoring between 18:00-23:59 WIB on 8 July 2026 recorded 13 eruption earthquakes with 10-22 mm amplitude and 63-184 second duration.

Additionally, 3 collapse earthquakes (3-4 mm amplitude, 78-125 second duration) and 3 emission earthquakes (5-8 mm amplitude, 63-79 second duration) were detected.

PVMBG prohibits all activities in the southeast sector along Besuk Kobokan up to 13 km from the summit. Outside this zone, public activities are forbidden within 500 meters of Besuk Kobokan river banks, as pyroclastic surges and lahar flows may reach up to 17 km from the crater.

During 2026, MAGMA Indonesia registered 2,999 volcanic eruptions across Indonesia. Mount Semeru recorded the highest activity with 1,345 eruptions.

(Read: Indonesia Has the Most Active Volcanoes in the World)

"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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07 July 2026
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