M 4.6 earthquake: North Atlantic Ocean (Portugal) — August 6, 1998

M 4.6 earthquake: North Atlantic Ocean (Portugal) — August 6, 1998. Epicenter 1444 km SW of Horta, depth 10 km, 10:45 Local (1998-08-06 13:45 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1444 km SW, Portugal) — 30.969, -41.522

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