M 5.4 earthquake: North Pacific Ocean (Japan) — March 22, 1978

M 5.4 earthquake: North Pacific Ocean (Japan) — March 22, 1978. Epicenter 403 km E of Kushiro, depth 33 km, 11:23 Local (1978-03-22 01:23 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (403 km E, Japan) — 44.025, 149.153

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