M 4.8 earthquake: North Pacific Ocean (Japan) — May 10, 1976

M 4.8 earthquake: North Pacific Ocean (Japan) — May 10, 1976. Epicenter 543 km S of Hamamatsu, depth 391 km, 05:28 Local (1976-05-09 20:28 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (543 km S, Japan) — 29.975, 139.088

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