M 4.6 earthquake: North Pacific Ocean (Japan) — January 7, 1978

M 4.6 earthquake: North Pacific Ocean (Japan) — January 7, 1978. Epicenter 357 km NE of Kushiro, depth 33 km, 07:33 Local (1978-01-06 21:33 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (357 km NE, Japan) — 44.395, 148.362

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