M 5.4 earthquake: North Atlantic Ocean (Portugal) — August 11, 1988

M 5.4 earthquake: North Atlantic Ocean (Portugal) — August 11, 1988. Epicenter 1179 km N of Angra do Heroísmo, depth 10 km, 01:05 Local (1988-08-11 03:05 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1179 km N, Portugal) — 49.224, -28.379

EarthquakeLive.org