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Philippine Trench

Updated: Wikipedia source

Philippine Trench

The Philippine Trench (also called the Philippine Deep, Mindanao Trench, and the Mindanao Deep) is a submarine trench to the east of the Philippines. The trench is located in the Philippine sea of the western North Pacific Ocean and continues NNW-SSE. It has a length of approximately 1,320 kilometres (820 miles) and a width of about 30 km (19 mi) from the center of the Philippine island of Luzon trending southeast to the northern Maluku island of Halmahera in Indonesia. At its deepest point, the trench reaches 10,540 meters (34,580 ft or 5,760 fathoms).

Immediately to the north of the Philippine Trench is the East Luzon Trench. They are separated, with their continuity interrupted and displaced, by Benham Plateau on the Philippine Sea Plate.

Tables

· Significant quakes
1911
1911
Year
1911
Location
offshore Mindanao, east-northeast of Barcelona
Moment magnitude
7.7
Casualties
-
1921
1921
Year
1921
Location
offshore Mindanao, east of Baculin
Moment magnitude
7.4
Casualties
-
1943
1943
Year
1943
Location
offshore Mindanao, east of Baculin
Moment magnitude
7.8
Casualties
-
1952
1952
Year
1952
Location
offshore Mindanao, east-northeast of Cortez
Moment magnitude
7.3
Casualties
-
1975
1975
Year
1975
Location
offshore Samar, east-northeast of Alugan
Moment magnitude
7.2
Casualties
1
1982
1982
Year
1982
Location
offshore Catanduanes, southwest of Gigmoto
Moment magnitude
7.1
Casualties
-
1988
1988
Year
1988
Location
offshore Catanduanes, east-southeast of Bato
Moment magnitude
7.3
Casualties
-
1989
1989
Year
1989
Location
offshore Mindanao, east-northeast of Barcelona
Moment magnitude
7.6
Casualties
1
1995
1995
Year
1995
Location
offshore Samar, east of Dapdap
Moment magnitude
7.2
Casualties
-
2001
2001
Year
2001
Location
offshore Mindanao, south-east of Lukatan
Moment magnitude
7.5
Casualties
-
2012
2012
Year
2012
Location
offshore Samar, east of Guiuan
Moment magnitude
7.6
Casualties
-
2023
2023
Year
2023
Location
offshore Mindanao, north-east of Hinatuan
Moment magnitude
7.6
Casualties
-
2025
2025
Year
2025
Location
offshore Mindanao, north-east of Manay
Moment magnitude
7.5
Casualties
7
Year
Location
Moment magnitude
Casualties
1911
offshore Mindanao, east-northeast of Barcelona
7.7
-
1921
offshore Mindanao, east of Baculin
7.4
-
1943
offshore Mindanao, east of Baculin
7.8
-
1952
offshore Mindanao, east-northeast of Cortez
7.3
-
1975
offshore Samar, east-northeast of Alugan
7.2
1
1982
offshore Catanduanes, southwest of Gigmoto
7.1
-
1988
offshore Catanduanes, east-southeast of Bato
7.3
-
1989
offshore Mindanao, east-northeast of Barcelona
7.6
1
1995
offshore Samar, east of Dapdap
7.2
-
2001
offshore Mindanao, south-east of Lukatan
7.5
-
2012
offshore Samar, east of Guiuan
7.6
-
2023
offshore Mindanao, north-east of Hinatuan
7.6
-
2025
offshore Mindanao, north-east of Manay
7.5
7

References

  1. Deep Sea Research
    https://ui.adsabs.harvard.edu/abs/1978DSR....25.1029H
  2. Intra-Oceanic Subduction Systems: Tectonic and Magmatic Processes
  3. "M 7.7 - Philippine Islands region"
    https://earthquake.usgs.gov/earthquakes/eventpage/iscgem16958154
  4. "M 7.4 - Philippine Islands region"
    https://earthquake.usgs.gov/earthquakes/eventpage/iscgem912362
  5. "M 7.8 - Philippine Islands region"
    https://earthquake.usgs.gov/earthquakes/eventpage/iscgem899851
  6. "M 7.3 - Philippine Islands region"
    https://earthquake.usgs.gov/earthquakes/eventpage/iscgem892651
  7. "M 7.2 - Samar, Philippines"
    https://earthquake.usgs.gov/earthquakes/eventpage/usp0000dc1
  8. "M 7.1 - Catanduanes, Philippines"
    https://earthquake.usgs.gov/earthquakes/eventpage/usp0001hze/
  9. "M 7.3 - Catanduanes, Philippines"
    https://earthquake.usgs.gov/earthquakes/eventpage/usp0003da3
  10. "M 7.6 - Mindanao, Philippines"
    https://earthquake.usgs.gov/earthquakes/eventpage/usp000433j
  11. "M 7.0 - Mindanao, Philippines"
    https://earthquake.usgs.gov/earthquakes/eventpage/usp0004n2a
  12. "M 7.2 - Samar, Philippines"
    https://earthquake.usgs.gov/earthquakes/eventpage/usp0006vz9
  13. "M 7.5 - Mindanao, Philippines"
    https://earthquake.usgs.gov/earthquakes/eventpage/usp000a70h
  14. "M 7.2 - Samar, Philippines"
    https://earthquake.usgs.gov/earthquakes/eventpage/usp000jr83
  15. Journal of Geophysical Research: Solid Earth
    https://hal.archives-ouvertes.fr/hal-01261614/document
  16. Galathea Report
  17. Geophysical Research Letters
    https://doi.org/10.1029%2F2012gl054164
  18. earthquake.usgs.gov
    https://earthquake.usgs.gov/
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