M 4.6 earthquake: North Pacific Ocean (Japan) — May 10, 2011

M 4.6 earthquake: North Pacific Ocean (Japan) — May 10, 2011. Epicenter 991 km SE of Yokohama, depth 1 km, 00:52 Local (2011-05-09 14:52 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (991 km SE, Japan) — 27.157, 143.485

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