M 5.3 earthquake: North Pacific Ocean (Japan) — July 28, 1983

M 5.3 earthquake: North Pacific Ocean (Japan) — July 28, 1983. Epicenter 283 km E of Kushiro, depth 35 km, 18:58 Local (1983-07-28 09:58 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (283 km E, Japan) — 43.732, 147.715

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