M 4.8 earthquake: North Atlantic Ocean (Portugal) — August 9, 1982

M 4.8 earthquake: North Atlantic Ocean (Portugal) — August 9, 1982. Epicenter 559 km N of Horta, depth 10 km, 00:00 Local (1982-08-09 02:00 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (559 km N, Portugal) — 43.558, -28.856

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