M 4.6 earthquake: North Atlantic Ocean (Portugal) — October 30, 1979

M 4.6 earthquake: North Atlantic Ocean (Portugal) — October 30, 1979. Epicenter 1337 km SW of Horta, depth 10 km, 01:50 Local (1979-10-30 04:50 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1337 km SW, Portugal) — 32.272, -41.263

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