M 4.6 earthquake: North Pacific Ocean (Japan) — April 18, 2011

M 4.6 earthquake: North Pacific Ocean (Japan) — April 18, 2011. Epicenter 1038 km SE of Yokohama, depth 10 km, 12:04 Local (2011-04-18 02:04 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (1038 km SE, Japan) — 26.866, 143.958

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