M 5.7 earthquake: North Pacific Ocean (Japan) — August 12, 1975

M 5.7 earthquake: North Pacific Ocean (Japan) — August 12, 1975. Epicenter 298 km S of Hamamatsu, depth 391 km, 23:21 Local (1975-08-12 14:21 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (298 km S, Japan) — 32.042, 137.715

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