The Philippine Institute of Volcanology and Seismology (PHIVOLCS) has placed Mount Bulusan in Sorgogon under Alert Level 1.
This comes, after the volcano spewed 1.5-kilometer high dark gray ash column.
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Phivolcs describes the activity as a ‘phreatic eruption’ that lasted for 280 seconds at 4:54 pm on Friday.
Alert Level 1 means residents are being reminded to avoid entering Mt. Bulusan’s 4-kilometer radius Permanent Danger Zone.