The Philippine Fault Zone which trends n40°w is widely accepted as a major strike-slip fault comparable to the San Andreas fault. An area in south-eastern Luzon, commonly regarded as part of the main fault zone, has been studied in an effort to date the faulting and to establish its nature and extent.
What are the faults in the Philippines?
There are five active fault lines in the country namely the Western Philippine Fault, the Eastern Philippine Fault, the South of Mindanao Fault, Central Philippine Fault and the Marikina/Valley Fault System.
Is the central Philippine Fault active?
The central Philippine Fault Zone is found to be the locus of great earthquakes, a transition zone with slow slip and creep activity. This is based on the analysis and correlation of seismic historic data and detailed documentation of recent seismic events in the region.
How is Philippine Fault Zone formed?
The Philippine Fault Zone (PFZ) formed because of oblique motion of the Philippines Sea plate relative to the Eurasia plate [10, 11, 12]. PFZ is an active left lateral strike-slip fault system extending 1600-km from the Mindanao to the Luzon Island . …
What are the five faults in the Philippines?
There are five active fault lines in the country, these are the Western Philippine Fault, the Eastern Philippine Fault; the South of Mindanao Fault, the Central Philippine Fault, and the most famous one the Marikina Valley Fault or the West Valley Fault.
What are the affected areas of Central Philippine Fault?
Discussion of results is in three parts, concentrating particularly on the Guinyangan fault in Quezon province, the Masbate fault in Masbate island, and the Central Leyte fault in Leyte island, where the corresponding names of the faults were taken.