M 4.7 earthquake: North Atlantic Ocean (Portugal) — August 13, 2010

M 4.7 earthquake: North Atlantic Ocean (Portugal) — August 13, 2010. Epicenter 406 km W of Horta, depth 10 km, 03:23 Local (2010-08-13 05:23 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (406 km W, Portugal) — 37.072, -32.881

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