Tsunami — Off Northeast Coast Honshu

时间

2026年4月20日

类型

海啸

坐标

39.95° N, 143.05° E

Injuries

10

Max water height m

0.8

Source quake magnitude

7.4

Runups

24

标在该区域，而非确切地点。

Earthquake off the coast of Iwate Prefecture, Japan

On 20 April 2026 at 16:53 JST, a MJMA 7.5 earthquake struck off the Sanriku Coast of Honshu, Japan, along the Japan Trench. The earthquake caused strong shaking in Iwate and Aomori, with a maximum intensity of 5-upper (5+) on the Japan Meteorological Agency seismic intensity scale, recorded in Hashikami, Aomori.

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• Earthquake — Japan: Off Northeast Coast Honshu2026年4月20日 · 地震 · 震级 7.4