M 5.0 earthquake: North Pacific Ocean (Japan) — September 13, 1984

M 5.0 earthquake: North Pacific Ocean (Japan) — September 13, 1984. Epicenter 565 km S of Yokohama, depth 34 km, 17:21 Local (1984-09-13 08:21 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (565 km S, Japan) — 30.712, 141.847

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