M 5.0 earthquake: North Pacific Ocean (Japan) — April 1, 1986

M 5.0 earthquake: North Pacific Ocean (Japan) — April 1, 1986. Epicenter 778 km S of Hamamatsu, depth 33 km, 16:41 Local (1986-04-01 07:41 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (778 km S, Japan) — 28.178, 140.644

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