Mayon Volcano logs 150 rockfalls, 90 pyroclastic currents in 24 hours

MANILA, Philippines — A total of 150 rockfall events and 90 pyroclastic density currents (PDCs) was recorded over the Mayon Volcano in Albay for the past 24 hours as it remained under Alert Level 3, the Philippine Institute of Volcanology and Seismology (Phivolcs) said on Saturday.  This is based on the 24-hour monitoring bulletin of