M 4.6 earthquake: North Pacific Ocean (Japan) — December 5, 1991

M 4.6 earthquake: North Pacific Ocean (Japan) — December 5, 1991. Epicenter 445 km SE of Shizuoka, depth 90 km, 13:36 Local (1991-12-05 04:36 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (445 km SE, Japan) — 31.416, 140.544

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