M 5.6 earthquake: North Atlantic Ocean (Portugal) — May 7, 1984

M 5.6 earthquake: North Atlantic Ocean (Portugal) — May 7, 1984. Epicenter 1029 km SW of Horta, depth 10 km, 12:55 Local (1984-05-07 15:55 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1029 km SW, Portugal) — 33.786, -38.497

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