M 4.8 earthquake: North Atlantic Ocean (Portugal) — September 29, 1999

M 4.8 earthquake: North Atlantic Ocean (Portugal) — September 29, 1999. Epicenter 1271 km SW of Horta, depth 10 km, 23:39 Local (1999-09-30 02:39 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1271 km SW, Portugal) — 32.175, -40.313

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