M 4.6 earthquake: North Pacific Ocean (Japan) — September 29, 1974

M 4.6 earthquake: North Pacific Ocean (Japan) — September 29, 1974. Epicenter 269 km SE of Yokohama, depth 56 km, 22:49 Local (1974-09-29 13:49 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (269 km SE, Japan) — 33.241, 140.849

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