M 4.9 earthquake: North Pacific Ocean (Japan) — November 1, 1985

M 4.9 earthquake: North Pacific Ocean (Japan) — November 1, 1985. Epicenter 548 km S of Yokohama, depth 33 km, 08:37 Local (1985-10-31 23:37 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (548 km S, Japan) — 30.759, 141.492

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