Frequent question: How many active trenches are there in the Philippines name them?

Which is the longest active trench in the Philippines?

Also known as Mindanao Trench, this submarine trench is located in the Philippine Sea, spreads in a length of 1,320km and 30km width in the east of Philippines.

How many seas are there in the Philippines?

Three prominent bodies of water surround the archipelago: the Pacific Ocean on the east, the South China Sea on the west and north, and the Celebes Sea on the south.

Is Manila Trench active?

The Manila Trench subduction zone is an active convergent plate margin between the South China Sea and the northern Philippines. The Manila Trench is associated with an east-dipping Benioff zone beneath Luzon, a well-developed forearc basin system and a volcanic arc.

What is the most active fault in the Philippines?

Marikina Valley Fault Line

according to PHIVOLCS, it is the most geologically active fault line the Philippines.

What is the original name of the Philippines?

In 1543, Spanish explorer Ruy López de Villalobos named the archipelago Las Islas Filipinas in honor of Philip II of Spain.

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What are the 5 major fault lines 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.

Which is the deepest trench in the world?

The recently named Factorian Deep, located at the southern end of the trench, is 7432 m deep.

Five deepest points of the world’s oceans.

Rank 1
Name Challenger Deep
Approx depth in metres 10 924
Ocean Pacific
Trench Mariana

What is the lowest place in the Philippines?

Geography of the Philippines

Continent Asia
Highest point Mount Apo 2,954 meters (9,692 ft)
Lowest point Galathea Depth 10,540 meters (34,580 ft) (sea level)
Longest river Cagayan River
Largest lake Laguna de Bay

What is the largest plateau in the Philippines?

Benham Rise is a 13-million-hectare underwater plateau located near Aurora. It is larger than Luzon, the Philippines’ biggest island, and is considered part of the Philippines’ continental shelf.

What is the biggest tsunami in the Philippines?

The largest tsunamis in the Philippines since 1749

Date Cause max. tidal wave
01/30/1911 Volcano in the Philippines (Taal, Luzon Island) 3 m
10/18/1897 Earthquake in the Philippines (Samar Island) with a magnitude of 8.1. 0 m
09/21/1897 Earthquake in the Philippines (Sulu Sea) with a magnitude of 8.7. 7 m

Which area in the Philippines is the most prone to tsunami?

The proximity of Southern Mindanao to Celebes Sea, where undersea earthquakes frequently occur, makes this part of the country most vulnerable to tsunamis. Three of the ten provinces most at risk to tsunamis are located in Southern Mindanao, namely Sulu, Tawi–tawi and Basilan.

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