M 4.5 earthquake: North Atlantic Ocean (Portugal) — November 11, 2025

M 4.5 earthquake: North Atlantic Ocean (Portugal) — November 11, 2025. Epicenter 1940 km SW of Horta, depth 10 km, 01:53 Local (2025-11-11 04:53 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1940 km SW, Portugal) — 27.0516, -44.3397

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