The shear line affecting Southern Luzon may result in volcanic sediment flows or lahars, muddy streamflows, or muddy run-off in rivers and drainage areas on Mayon Volcano, the Philippine Institute of Volcanology and Seismology (PHIVOLCS) said Sunday.

The Philippine Institute of Volcanology and Seismology (Phivolcs) on Sunday warned Albay province of possible lahar due to heavy rainfall caused by the shear line. According to Phivolcs, heavy rainfall may generate “volcanic sediment flows or lahars,

The Philippine Institute of Volcanology and Seismology (Phivolcs) yesterday warned of muddy streamflows and lahar in Albay amid the rains brought by the shear line. Phivolcs cited a Philippine Atmospheric,

The Philippine Institute of Volcanology and Seismology (Phivolcs) issued a lahar warning on Sunday, Dec. 1, for areas surrounding Mayon Volcano in Albay due to heavy rainfall brought by the shear line.