M 4.8 earthquake: North Pacific Ocean (Japan) — October 16, 1974

M 4.8 earthquake: North Pacific Ocean (Japan) — October 16, 1974. Epicenter 792 km S of Hamamatsu, depth 435 km, 19:59 Local (1974-10-16 10:59 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (792 km S, Japan) — 27.791, 139.69

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