M 5.4 earthquake: North Pacific Ocean (Japan) — August 5, 1976

M 5.4 earthquake: North Pacific Ocean (Japan) — August 5, 1976. Epicenter 512 km S of Hamamatsu, depth 435 km, 08:21 Local (1976-08-04 23:21 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (512 km S, Japan) — 30.159, 138.47

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