M 4.9 earthquake: North Pacific Ocean (Japan) — October 19, 1974

M 4.9 earthquake: North Pacific Ocean (Japan) — October 19, 1974. Epicenter 547 km S of Yokohama, depth 27 km, 12:56 Local (1974-10-19 03:56 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (547 km S, Japan) — 30.76, 141.455

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