M 4.7 earthquake: North Atlantic Ocean (Portugal) — September 27, 1989

M 4.7 earthquake: North Atlantic Ocean (Portugal) — September 27, 1989. Epicenter 795 km SW of Horta, depth 10 km, 12:35 Local (1989-09-27 14:35 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (795 km SW, Portugal) — 35.253, -36.588

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