M 5.1 earthquake: North Pacific Ocean (Japan) — December 27, 1983

M 5.1 earthquake: North Pacific Ocean (Japan) — December 27, 1983. Epicenter 400 km E of Kushiro, depth 33 km, 10:07 Local (1983-12-27 00:07 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (400 km E, Japan) — 44.107, 149.082

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