M 5.4 earthquake: North Atlantic Ocean (Portugal) — June 3, 1972

M 5.4 earthquake: North Atlantic Ocean (Portugal) — June 3, 1972. Epicenter 1946 km SW of Horta, depth 16 km, 15:40 Local (1972-06-03 18:40 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1946 km SW, Portugal) — 27.124, -44.515

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