M 4.6 earthquake: North Pacific Ocean (Japan) — March 25, 1978

M 4.6 earthquake: North Pacific Ocean (Japan) — March 25, 1978. Epicenter 356 km E of Kushiro, depth 48 km, 08:04 Local (1978-03-24 22:04 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (356 km E, Japan) — 43.923, 148.585

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