M 4.6 earthquake: North Pacific Ocean (Japan) — December 23, 2010

M 4.6 earthquake: North Pacific Ocean (Japan) — December 23, 2010. Epicenter 1011 km S of Yokohama, depth 9 km, 04:11 Local (2010-12-22 18:11 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (1011 km S, Japan) — 26.96, 143.476

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