M 4.7 earthquake: North Pacific Ocean (Japan) — April 24, 1978

M 4.7 earthquake: North Pacific Ocean (Japan) — April 24, 1978. Epicenter 441 km E of Kushiro, depth 33 km, 13:06 Local (1978-04-24 03:06 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (441 km E, Japan) — 44.238, 149.566

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