M 5.1 earthquake: North Atlantic Ocean (Portugal) — April 18, 1979

M 5.1 earthquake: North Atlantic Ocean (Portugal) — April 18, 1979. Epicenter 1323 km SW of Horta, depth 10 km, 19:07 Local (1979-04-18 22:07 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1323 km SW, Portugal) — 32.383, -41.177

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