M 4.5 earthquake: North Pacific Ocean (Japan) — November 4, 1978

M 4.5 earthquake: North Pacific Ocean (Japan) — November 4, 1978. Epicenter 542 km S of Hamamatsu, depth 412 km, 08:01 Local (1978-11-03 23:01 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (542 km S, Japan) — 29.931, 138.813

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