M 4.9 earthquake: North Pacific Ocean (Japan) — June 30, 1984

M 4.9 earthquake: North Pacific Ocean (Japan) — June 30, 1984. Epicenter 359 km E of Kushiro, depth 79 km, 23:28 Local (1984-06-30 13:28 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (359 km E, Japan) — 44.124, 148.538

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