M 5.3 earthquake: North Atlantic Ocean (Portugal) — January 24, 1983

M 5.3 earthquake: North Atlantic Ocean (Portugal) — January 24, 1983. Epicenter 1880 km SW of Horta, depth 10 km, 00:01 Local (1983-01-24 03:01 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1880 km SW, Portugal) — 27.734, -44.246

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