M 5.1 earthquake: North Pacific Ocean (Japan) — March 23, 1978

M 5.1 earthquake: North Pacific Ocean (Japan) — March 23, 1978. Epicenter 453 km E of Kushiro, depth 43 km, 23:22 Local (1978-03-23 13:22 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (453 km E, Japan) — 44.368, 149.674

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