M 4.8 earthquake: North Atlantic Ocean (Portugal) — October 15, 1997

M 4.8 earthquake: North Atlantic Ocean (Portugal) — October 15, 1997. Epicenter 1813 km SW of Horta, depth 10 km, 00:24 Local (1997-10-15 03:24 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1813 km SW, Portugal) — 28.252, -43.855

EarthquakeLive.org