M 5.8 earthquake: North Pacific Ocean (Japan) — March 23, 1978

M 5.8 earthquake: North Pacific Ocean (Japan) — March 23, 1978. Epicenter 376 km NE of Kushiro, depth 50 km, 12:37 Local (1978-03-23 02:37 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (376 km NE, Japan) — 44.196, 148.731

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