M 4.9 earthquake: North Pacific Ocean (Japan) — January 4, 1977

M 4.9 earthquake: North Pacific Ocean (Japan) — January 4, 1977. Epicenter 498 km NE of Kushiro, depth 53 km, 12:40 Local (1977-01-04 02:40 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (498 km NE, Japan) — 44.709, 150.106

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