Earthquake today: 7.3 quake hits Japan; tsunami warning issued

What Happened

A 7.4 magnitude earthquake struck off Japan's northeastern coast Monday, triggering a tsunami warning for up to 3 metres in Iwate, Aomori, and Hokkaido prefectures. The Pacific Ocean epicentre lay 10 km deep. Japan's seismic intensity scale registered upper 5, causing movement difficulty and potential structural damage to unreinforced concrete buildings.

Key Entities

AI Tools