M 4.7 earthquake: North Atlantic Ocean (Portugal) — October 23, 1985

M 4.7 earthquake: North Atlantic Ocean (Portugal) — October 23, 1985. Epicenter 1517 km SW of Horta, depth 10 km, 10:24 Local (1985-10-23 13:24 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1517 km SW, Portugal) — 30.395, -41.959

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