Camp General Simeon Ola, Legazpi City January 29, 2018 President Rodrigo Roa Duterte visited Legazpi City, Albay to oversee the government’s operations relative to the raising of Alert Level 4 over Mayon Volcano. Department of Science and Technology (DOST) Undersecretary and Philippine Institute of Volcanology and Seismology (PHIVOLCS) Officer-in-Charge Dr. Renato Solidum provided a continue reading : Situation Briefing in Albay