M 5.0 earthquake: North Pacific Ocean (Japan) — October 20, 1975

M 5.0 earthquake: North Pacific Ocean (Japan) — October 20, 1975. Epicenter 321 km SE of Yokohama, depth 34 km, 05:32 Local (1975-10-19 20:32 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (321 km SE, Japan) — 33.323, 141.987

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