M 4.8 earthquake: North Atlantic Ocean (Portugal) — September 12, 1992

M 4.8 earthquake: North Atlantic Ocean (Portugal) — September 12, 1992. Epicenter 1175 km N of Angra do Heroísmo, depth 10 km, 19:47 Local (1992-09-12 21:47 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1175 km N, Portugal) — 49.181, -28.512

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