M 4.9 earthquake: North Atlantic Ocean (Portugal) — September 22, 1988

M 4.9 earthquake: North Atlantic Ocean (Portugal) — September 22, 1988. Epicenter 1980 km SW of Horta, depth 10 km, 05:04 Local (1988-09-22 08:04 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1980 km SW, Portugal) — 26.65, -44.465

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