M 5.2 earthquake: North Pacific Ocean (Japan) — October 17, 1983

M 5.2 earthquake: North Pacific Ocean (Japan) — October 17, 1983. Epicenter 491 km NE of Kushiro, depth 57 km, 09:57 Local (1983-10-16 23:57 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (491 km NE, Japan) — 44.79, 149.957

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