More uson, rockfalls observed in Mayon Volcano in past 24 hours -- PHIVOLCS

Mayon Volcano logged nine pyroclastic density current signals or uson and 428 rockfalls in the past 24 hours, according to a bulletin of the Philippine Institute of Volcanology and Seismology (PHIVOLCS) Monday.

More uson, rockfalls observed in Mayon Volcano in past 24 hours -- PHIVOLCS

Mayon Volcano logged nine pyroclastic density current signals or uson and 428 rockfalls in the past 24 hours, according to a bulletin of the Philippine Institute of Volcanology and Seismology (PHIVOLCS) Monday.