1. List down the major fault lines in the Philippines that may cause significant earthquake.
Answer (1)
Major Fault Lines in the PhilippinesWest Valley Fault – passes through Metro Manila and nearby provinces.Philippine Fault Zone (Eastern and Central segments) – stretches from Luzon to Mindanao.Marikina Valley Fault System – part of the West Valley Fault, affects eastern Metro Manila.Digdig Fault – located in Northern Mindoro.Macolod Corridor Fault – near Batangas and Cavite.Cotabato Fault System – in Mindanao, includes Makilala and M’lang faults.Surigao Fault – in Surigao del Norte, Mindanao.Northern Mindoro Fault – in Northern Mindoro province.These fault lines are capable of producing strong earthquakes and are closely monitored by the Philippine Institute of Volcanology and Seismology (PHIVOLCS).
