Mount Semeru’s eruption in Indonesia has triggered major flight warnings, with ash from the volcano rising to as high as 54,000ft. Dramatic images show plumes of of thick grey ash billowing high into the sky.
The Australia Volcanic Ash Advisory has issued a red aviation warning with the public prohibited from engaging in activities within 500 meters of the riverbank along Besuk Kobokan.
It is believed to have erupted three times with the first occuring at 4.10 am (WIT). The eruption was recorded on a seismograph with a maximum amplitude of 22 millimeters and a duration of 142 seconds.
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