What do the surrounding trenches at the edges of the Philippines suggest?
The leading edge of the Philippine sea plate moves towards the mantle and melted. The melted materials rises up above the Eurasian plate and created the Philippine volcanic island parallel to the trench. This is the reason why Volcanoes can be found in most part of the Philippines from Luzon, Visayas and Mindanao.
How many active trenches are there 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.
What is the deepest trench in the Philippines?
The Emden Deep, also known as the Galathea Deep or Galathea Depth, is the portion of the 10,540-metre-deep (34,580 ft) Philippine Trench exceeding 6,000-metre (20,000 ft) depths in the south-western Pacific Ocean.
What is the longest fault line in the Philippines?
Based on the Phivolcs findings, Deloso said the fault in Davao Oriental approximately 30 kilometers long is connected to the Philippine Fault line – the longest fault in the Philippines that stretches up to 1,200 kilometers from Luzon down to Mindanao.