M 4.7 earthquake: North Atlantic Ocean (Portugal) — September 26, 2004

M 4.7 earthquake: North Atlantic Ocean (Portugal) — September 26, 2004. Epicenter 295 km W of Horta, depth 10 km, 22:50 Local (2004-09-26 22:50 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (295 km W, Portugal) — 37.547, -31.777

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