M 4.6 earthquake: North Pacific Ocean (Japan) — February 7, 2011

M 4.6 earthquake: North Pacific Ocean (Japan) — February 7, 2011. Epicenter 997 km SE of Yokohama, depth 10 km, 07:44 Local (2011-02-06 21:44 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (997 km SE, Japan) — 27.131, 143.576

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