Suruga Trough

The yellow line is the Suruga trough, part of the longer Nankai trough in red

Suruga Trough (駿河トラフ, Suruga Torafu) is a trough that lies off the coast of Suruga Bay in Japan, forming part of the Nankai Trough, the latter being responsible the source of many large earthquakes in Japan's history. Both mark the boundary of the Philippine Sea Plate subducting under the Amurian Plate.

Tectonic plates of East Asia (Eurasian Plate-Pacific Plate Convergence Zone)

Large	Amur Plate Okhotsk Plate Philippine Sea Plate Yangtze Plate

Small	Mariana Plate Okinawa Plate Philippine Mobile Belt

Faults and rift zones	Baikal Rift Zone Fukozu Fault Idosawa Fault Itoigawa-Shizuoka Tectonic Line Izu-Bonin-Mariana Arc Japan Median Tectonic Line Longmenshan Fault Neodani Fault Nojima Fault Northeastern Japan Arc Philippine Fault System Senya Fault Tanna Fault Ulakhan Fault Urasoko fault

Trenches and troughs	Kuril Trench Mariana Trench Japan Izu-Ogasawara Trench Japan Trench Nankai Trough Sagami Trough Suruga Trough Okinawa Trough Ryukyu Trench Philippines Manila Trench Philippine Trench East Luzon Trench

Other	Boso Triple Junction

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Suruga Trough

See also