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Philippine Sea Plate

The Philippine Sea Plate is surrounded by subduction zones on nearly all sides, making it one of the most tectonically active regions on Earth. It contains the Mariana Trench, the deepest point in the world's oceans at nearly 11,000 meters deep. The plate's complex interactions with surrounding plates create intense volcanic activity, including the volcanoes of the Philippines and the Mariana Islands, and generate frequent powerful earthquakes.

Philippine Sea Plate map

Plate Information

Size: 5.5 million km²
Movement: Northwest
Speed: 4 cm/year
Countries: 3

Countries & Territories

Philippines (partial)
Guam
Northern Mariana Islands

Key Facts

  • Surrounded by subduction zones
  • High volcanic and seismic activity
  • Contains the Mariana Trench
  • Complex interactions with multiple plates