M 4.7 earthquake: North Pacific Ocean (Japan) — September 4, 1974

M 4.7 earthquake: North Pacific Ocean (Japan) — September 4, 1974. Epicenter 419 km SE of Yokohama, depth 33 km, 04:27 Local (1974-09-03 19:27 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (419 km SE, Japan) — 32.46, 142.404

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