M 4.7 earthquake: North Pacific Ocean (Japan) — August 7, 1983

M 4.7 earthquake: North Pacific Ocean (Japan) — August 7, 1983. Epicenter 477 km SE of Shizuoka, depth 126 km, 15:27 Local (1983-08-07 06:27 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (477 km SE, Japan) — 31.062, 140.449

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