M 4.5 earthquake: North Pacific Ocean (Japan) — March 6, 1975

M 4.5 earthquake: North Pacific Ocean (Japan) — March 6, 1975. Epicenter 431 km SE of Yokohama, depth 41 km, 16:25 Local (1975-03-06 07:25 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (431 km SE, Japan) — 32.271, 142.308

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