M 5.4 earthquake: North Atlantic Ocean (Portugal) — September 4, 2008

M 5.4 earthquake: North Atlantic Ocean (Portugal) — September 4, 2008. Epicenter 1585 km SW of Horta, depth 10 km, 15:47 Local (2008-09-04 18:47 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1585 km SW, Portugal) — 30.098, -42.591

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