M 5.5 earthquake near Sea of Japan (Japan) — 1971-09-08

Magnitude 5.5 earthquake near Sea of Japan (59 km E of Iwaki, Japan), depth 46 km, 16:25 Local (1971-09-08 07:25 UTC). Shaking felt by ~7M people. Readings from every reporting agency, affected towns, aftershock sequence.

Sea of Japan (59 km E of Iwaki, Japan) — 37.173, 141.534

EarthquakeLive.org