Indonesian volcano sends ash 4km high

A volcano on Indonesia's eastern island of Halmahera erupted early on Jan 15, spewing out a 4km-high ash cloud and forcing the authorities to raise the alert level in surrounding areas to the highest, officials said.

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Mount Ibu erupted at 7.11am for around two minutes, the country's volcanology agency said in a statement. Clouds of thick grey ash billowed into the sky leaning towards the west, said Mr Muhammad Wahid, the agency head.