M 4.7 earthquake: North Pacific Ocean (Japan) — December 27, 1980

M 4.7 earthquake: North Pacific Ocean (Japan) — December 27, 1980. Epicenter 298 km SE of Yokohama, depth 33 km, 12:32 Local (1980-12-27 03:32 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (298 km SE, Japan) — 33.082, 141.157

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