Eruption of Sinabung volcano on Indonesia’s Sumatra island prompts higher alert

September 1, 2026 · 8:40 am 1 sources

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• Eruption of Sinabung volcano on Indonesia's Sumatra island prompts higher alert
  Phys.org · September 1, 2026 08:40
  Mount Sinabung on Indonesia erupted Monday, spewing a column of black ash and smoke 3,500 meters (11,482 feet) from the top of the mountain into the sky over Sumatra island.