M 4.7 earthquake: North Pacific Ocean (Japan) — December 23, 2010

M 4.7 earthquake: North Pacific Ocean (Japan) — December 23, 2010. Epicenter 990 km SE of Yokohama, depth 10 km, 11:22 Local (2010-12-23 01:22 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (990 km SE, Japan) — 27.159, 143.465

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