M 4.7 earthquake: North Atlantic Ocean (Portugal) — December 15, 1996

M 4.7 earthquake: North Atlantic Ocean (Portugal) — December 15, 1996. Epicenter 429 km W of Horta, depth 10 km, 01:01 Local (1996-12-15 03:01 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (429 km W, Portugal) — 36.981, -33.117

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