M 4.8 earthquake: North Pacific Ocean (Japan) — December 31, 1985

M 4.8 earthquake: North Pacific Ocean (Japan) — December 31, 1985. Epicenter 427 km SE of Yokohama, depth 33 km, 11:45 Local (1985-12-31 02:45 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (427 km SE, Japan) — 31.944, 141.549

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