PHIVOLCS tells public to remain alert for the ‘Big One’


Philippine Institute of Volcanology and Seismology (PHIVOLCS) warned the public, including Metro Manila to be ready from the possible movement in the West valley fault.

PHIVOLCS Director Renato Solidum, said it cannot be denied that the said active fault system is in the stage of moving that caused the last major earthquake in 1958.

Based on the study, the West Valley fault usually moves every 400 years.

The 100 km fault line hits some part of Bulacan, Quezon City, Marikina, Makati, Pasig, Taguig and Muntinlupa.

The West valley Fault also hits through San Pedro, Sta. Rosa, Cabuyao and Calamba in Laguna, as well as in Carmona, General Mariano Alvarez (GMA) and Silang in Cavite.

In an estimation of Japan International Corporation Agency, the mentioned fault has the capability to create 7.2 magnitude quake that might killed up to 34,000 individuals and injured up to 100,000 residents.

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