SORSOGON CITY — Barely a week after Mount Bulusan caused a swarming volcanic earthquake, the Philippine Institute of Volcanology and Seismology (Phivolcs) raised the alert status of the volcano from ...
LEGAZPI CITY — Bulusan Volcano — one of the active volcanoes in the Philippines — is showing signs of impending steam-driven or phreatic eruption, the Philippine Institute of Volcanology and ...