M 4.6 earthquake: North Pacific Ocean (Japan) — December 14, 1985

M 4.6 earthquake: North Pacific Ocean (Japan) — December 14, 1985. Epicenter 761 km S of Hamamatsu, depth 33 km, 08:10 Local (1985-12-13 23:10 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (761 km S, Japan) — 28.326, 140.616

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