Lava effusion, 'uson' seen on Mayon Volcano - PHIVOLCS
State volcanologists on Monday night recorded an episode of lava effusion with collapse-fed pyroclastic density currents (PDCs) or “uson” from Mayon Volcano.

State volcanologists on Monday night recorded an episode of lava effusion with collapse-fed pyroclastic density currents (PDCs) or “uson” from Mayon Volcano.


REXSON PENEYRA 










