M 4.5 earthquake: North Atlantic Ocean (Portugal) — June 18, 1975

M 4.5 earthquake: North Atlantic Ocean (Portugal) — June 18, 1975. Epicenter 280 km N of Funchal, depth 38 km, 14:06 Local (1975-06-18 14:06 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (280 km N, Portugal) — 35.124, -17.466

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