M 4.9 earthquake: North Atlantic Ocean (Portugal) — June 13, 1983

M 4.9 earthquake: North Atlantic Ocean (Portugal) — June 13, 1983. Epicenter 1323 km SW of Horta, depth 10 km, 08:49 Local (1983-06-13 11:49 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1323 km SW, Portugal) — 30.782, -39.642

EarthquakeLive.org