M 5.0 earthquake: North Pacific Ocean (Japan) — December 30, 1973

M 5.0 earthquake: North Pacific Ocean (Japan) — December 30, 1973. Epicenter 535 km SE of Yokohama, depth 33 km, 20:53 Local (1973-12-30 11:53 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (535 km SE, Japan) — 30.984, 141.809

EarthquakeLive.org