M 6.7 earthquake: North Pacific Ocean (Japan) — May 3, 1991

M 6.7 earthquake: North Pacific Ocean (Japan) — May 3, 1991. Epicenter 759 km S of Hamamatsu, depth 433 km, 11:14 Local (1991-05-03 02:14 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (759 km S, Japan) — 28.08, 139.585

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