M 4.9 earthquake: North Pacific Ocean (Japan) — December 12, 1985

M 4.9 earthquake: North Pacific Ocean (Japan) — December 12, 1985. Epicenter 809 km S of Hamamatsu, depth 33 km, 20:57 Local (1985-12-12 11:57 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (809 km S, Japan) — 27.848, 140.53

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