M 5.3 earthquake: North Pacific Ocean (Japan) — March 23, 1978

M 5.3 earthquake: North Pacific Ocean (Japan) — March 23, 1978. Epicenter 409 km E of Kushiro, depth 33 km, 11:04 Local (1978-03-23 01:04 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (409 km E, Japan) — 44.255, 149.144

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