M 4.8 earthquake: North Pacific Ocean (Japan) — December 27, 1976

M 4.8 earthquake: North Pacific Ocean (Japan) — December 27, 1976. Epicenter 505 km S of Hamamatsu, depth 418 km, 05:31 Local (1976-12-26 20:31 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (505 km S, Japan) — 30.309, 139.007

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