M 4.9 Earthquake: North Atlantic Ocean (Portugal) — December 16, 1975

M 4.9 Earthquake: North Atlantic Ocean (Portugal) — December 16, 1975. Epicenter 336 km N of Funchal, depth 33 km, 12:35 Local (1975-12-16 13:35 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (336 km N, Portugal) — 35.667, -17.019

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