M 4.5 earthquake: North Pacific Ocean (Japan) — December 22, 2010

M 4.5 earthquake: North Pacific Ocean (Japan) — December 22, 2010. Epicenter 820 km SE of Yokohama, depth 10 km, 06:54 Local (2010-12-21 20:54 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (820 km SE, Japan) — 28.72, 143.212

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