M 4.7 earthquake: North Pacific Ocean (Japan) — January 6, 1973

M 4.7 earthquake: North Pacific Ocean (Japan) — January 6, 1973. Epicenter 273 km S of Yokohama, depth 61 km, 23:55 Local (1973-01-06 14:55 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (273 km S, Japan) — 33.149, 140.708

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