M 4.9 earthquake: North Pacific Ocean (Japan) — January 6, 1977

M 4.9 earthquake: North Pacific Ocean (Japan) — January 6, 1977. Epicenter 400 km SE of Yokohama, depth 33 km, 02:49 Local (1977-01-05 17:49 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (400 km SE, Japan) — 32.307, 141.744

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