M 4.6 Earthquake: North Atlantic Ocean (Portugal) — July 12, 1989

M 4.6 Earthquake: North Atlantic Ocean (Portugal) — July 12, 1989. Epicenter 1349 km SW of Horta, depth 10 km, 01:52 Local (1989-07-12 04:52 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1349 km SW, Portugal) — 31.738, -40.956

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