M 4.6 earthquake: North Pacific Ocean (Japan) — March 7, 1986

M 4.6 earthquake: North Pacific Ocean (Japan) — March 7, 1986. Epicenter 765 km S of Hamamatsu, depth 33 km, 18:14 Local (1986-03-07 09:14 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (765 km S, Japan) — 28.29, 140.601

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