M 4.9 earthquake: North Pacific Ocean (Japan) — December 23, 2010

M 4.9 earthquake: North Pacific Ocean (Japan) — December 23, 2010. Epicenter 1002 km SE of Yokohama, depth 10 km, 16:30 Local (2010-12-23 06:30 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (1002 km SE, Japan) — 27.063, 143.526

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