M 4.7 earthquake: North Atlantic Ocean (Portugal) — March 11, 2011

M 4.7 earthquake: North Atlantic Ocean (Portugal) — March 11, 2011. Epicenter 1783 km SW of Horta, depth 10 km, 14:45 Local (2011-03-11 17:45 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1783 km SW, Portugal) — 28.444, -43.644

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