M 4.5 earthquake: North Atlantic Ocean (Portugal) — June 20, 2023

M 4.5 earthquake: North Atlantic Ocean (Portugal) — June 20, 2023. Epicenter 1617 km SW of Horta, depth 10 km, 12:01 Local (2023-06-20 15:01 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1617 km SW, Portugal) — 29.8116, -42.7504

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