M 4.6 earthquake: North Atlantic Ocean (Portugal) — March 3, 2010

M 4.6 earthquake: North Atlantic Ocean (Portugal) — March 3, 2010. Epicenter 1987 km SW of Horta, depth 10 km, 00:56 Local (2010-03-03 03:56 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1987 km SW, Portugal) — 26.691, -44.606

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