Alert Level 1 remains hoisted over Bulusan Volcano. This means the volcano ‘’is currently at low-level unrest with increased chances of steam-driven or phreatic eruptions,’’ PHIVOLCS said.

Phivolcs Director Teresito Bacolcol told INQUIRER.net on Friday that it was the Mayon and Bulusan Volcano observatories ... Alert Level 2 on the volcano. The phreatic eruption of Mt.