M 4.7 earthquake: North Pacific Ocean (Japan) — December 22, 2010

M 4.7 earthquake: North Pacific Ocean (Japan) — December 22, 2010. Epicenter 999 km S of Yokohama, depth 10 km, 23:25 Local (2010-12-22 13:25 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (999 km S, Japan) — 27.035, 143.358

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