What is the magnitude of the 2012 Samar earthquake?
An earthquake off the coast of Samar occurred on August 31, 2012, at 20:47 local time (12:47 UTC) in the Philippines. The populated islands of Visayas were struck by an earthquake of magnitude Mw 7.6. The earthquake occurred at a depth of 45 km (27.9 miles).
Which part of the Philippines is Eastern Samar?
Bordering the province to the north is the province of Northern Samar and to the west is Samar province. To the east lies the Philippine Sea, part of the vast Pacific Ocean, while to the south lies the Leyte Gulf….Eastern Samar.
| Eastern Samar Silangang Samar (Filipino) | |
|---|---|
| Divisions | |
| • Independent cities | 0 |
| • Component cities | 1 Borongan |
Why is Samar prone to earthquake?
Eastern Samar is located near an active subduction zone, the Philippine trench, where the Philippine Sea plate subducts beneath the Sunda plate, and movement along the trench is what caused the earthquake.
What active fault is Samar?
Earthquakes in Samar are generated by the movement of the active faults which includes the Central Samar Fault, Eastern Samar Fault and Salcedo Fault and subduction (diving) of the Philippine Sea Plate along the Philippine Trench.
How big is Eastern Samar?
1,676 mi²Eastern Samar / Area
Eastern Samar is a province in the Philippines situated in the Eastern Visayas region occupying the eastern section of the Visayas. Its capital is the City of Borongan. The province has a land area of 4,617.16 square kilometers or 1,782.70 square miles. Its population as determined by the 2020 Census was 477,168.
Why is Surigao del Sur earthquake prone?
Why do earthquakes occur in Surigao del Norte? Eastern Mindanao, including Surigao del Norte, is one of the seismically active areas in the country because of the Philippine Fault and Philippine Trench, which are the main earthquake generators that can affect the area.
How far is the earthquake epicenter from Samar?
This earthquake occurred at 4:28 PM on October 31, 1975. The epicenter was in the offshore area east of Samar Island. The nearest towns, about 70 km away from the epicenter, are rural municipalities of the provinces of Northern and Eastern Samar.
Is Samar earthquake prone?
In the area you have selected (Samar) earthquake hazard is classified as high according to the information that is currently available. This means that there is more than a 20% chance of potentially-damaging earthquake shaking in your project area in the next 50 years.
Why is Samar prone to earthquakes?
What year is the strongest earthquake in the Philippines?
The strongest earthquake in the Philippines happened on 08/16/1976 in the region Mindanao with a magnitude of 8.0 on the Richter scale. The shifting of tectonic plates in a depth of 7 km resulted in 1200 deaths.
Is eastern Philippine Fault active?
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 magnitude of earthquake in Eastern Samar?
EARTHQUAKE – The Philippine Institute of Volcanology and Seismology (Phivolcs) recorded a 3.5 magnitude quake in Eastern Samar, January 30, 2021. Most of the time, quakes hit with no prior signs. Recently, several places in and out of the Philippines were shaken by quakes of different magnitudes.
How many aftershocks did the Samar earthquake have?
This earthquake had an estimated 172 aftershocks (As of April 30, 2019) that were in many different places around Samar over the next several days, 6 of which were felt. These ranged from magnitudes of 1.6 to 4.6 with slight shaking as seen from the commenters.
What is the magnitude of the earthquake in the Philippines?
Recently, several places in and out of the Philippines were shaken by quakes of different magnitudes. One of the strong quakes recorded by Phivolcs is the 7.1 magnitude quake in Davao Oriental.
What type of plate boundary is the earthquake in the Philippines?
At the latitude of the earthquake, the Philippine Sea Plate moves in the WNW direction at a velocity of approximately 100 mm/yr with respect to the Sunda Plate. This earthquake was an intraplate earthquake greater than 50 kilometers to the east of the boundary of the Philippine Sea Plate.