M 4.5 earthquake: North Pacific Ocean (Japan) — January 21, 1975

M 4.5 earthquake: North Pacific Ocean (Japan) — January 21, 1975. Epicenter 376 km E of Kushiro, depth 66 km, 23:09 Local (1975-01-21 13:09 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (376 km E, Japan) — 43.99, 148.826

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