M 4.9 earthquake: North Pacific Ocean (Japan) — December 24, 2010

M 4.9 earthquake: North Pacific Ocean (Japan) — December 24, 2010. Epicenter 999 km S of Yokohama, depth 12 km, 08:23 Local (2010-12-23 22:23 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (999 km S, Japan) — 27.056, 143.422

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