The Philippine Institute of Volcanology and Seismology raises the alert level of Mayon Volcano in Albay from Alert Level 1 to Alert Level 2 on Thursday, January 1. Alert Level 2 indicates an ...
Phivolcs raises Mayon Volcano's alert level further as the collapse of the lava dome at the volcano's summit generates ...
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Explainer: Meaning of PHIVOLCS alert levels per active volcano
The PHIVOLCS Volcano Alert Level Scheme is a guide to understanding the state of an active volcano, the current threat it ...
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