Mount Semeru Erupted Again Tonight (Thursday, 24 September 2026)

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Irfan Fadhlurrahman 24/09/2026 17:53 WIB
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Mount Semeru in East Java erupted again on Thursday (24/9/2026) at 18:42 WIB. Over the past week, Mount Semeru has erupted 8 times.

According to eruption data from the Center for Volcanology and Geological Hazard Mitigation (PVMBG) via the MAGMA Indonesia application, the eruption was not visually observed. Mount Semeru eruption was still ongoing at the time this report was published.

(Read: Indonesia Ranks First Globally For Most Active Volcanoes)

Per MAGMA Indonesia volcanic activity reports, Mount Semeru status is set at Level III (Alert). Seismic monitoring between 12:00 - 18:00 WIB on 24 September 2026 recorded 33 eruption earthquakes with 15-22 mm amplitude and 58-134 second duration.

Additionally, 1 collapse earthquake (15 mm amplitude, 75 seconds duration) and 2 emission earthquakes (4-6 mm amplitude, 55-56 seconds duration) were detected.

PVMBG prohibits all activities in the southeast sector along Besuk Kobokan within 13 km of the summit. Outside this radius, residents must avoid staying within 500 m of river banks along Besuk Kobokan, as pyroclastic surges and lahar flows may reach up to 17 km from the crater.

For the year 2026, MAGMA Indonesia has logged 4,768 volcanic eruptions nationwide. Mount Semeru (East Java) recorded the highest activity with 1,845 eruptions.

(Read: Indonesia Has The Highest Number Of 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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