M 4.7 earthquake: North Pacific Ocean (Japan) — October 8, 1978

M 4.7 earthquake: North Pacific Ocean (Japan) — October 8, 1978. Epicenter 260 km SE of Yokohama, depth 53 km, 02:58 Local (1978-10-07 17:58 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (260 km SE, Japan) — 33.537, 141.267

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