M 4.7 earthquake: North Pacific Ocean (Japan) — March 25, 1978

M 4.7 earthquake: North Pacific Ocean (Japan) — March 25, 1978. Epicenter 380 km E of Kitami, depth 33 km, 18:21 Local (1978-03-25 08:21 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (380 km E, Japan) — 44.633, 148.541

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