M 5.0 earthquake: North Pacific Ocean (Japan) — July 1, 1983

M 5.0 earthquake: North Pacific Ocean (Japan) — July 1, 1983. Epicenter 435 km E of Kushiro, depth 50 km, 09:42 Local (1983-06-30 23:42 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (435 km E, Japan) — 44.307, 149.46

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