M 4.5 earthquake: North Pacific Ocean (Japan) — March 28, 1978

M 4.5 earthquake: North Pacific Ocean (Japan) — March 28, 1978. Epicenter 374 km E of Kushiro, depth 54 km, 20:45 Local (1978-03-28 10:45 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (374 km E, Japan) — 44.034, 148.776

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