M 4.6 earthquake near North Atlantic Ocean (Portugal) — 1991-10-17

Magnitude 4.6 earthquake near North Atlantic Ocean (1765 km SW, Portugal), depth 10 km, 18:01 Local (1991-10-17 21:01 UTC). Shaking felt by 0 people. Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1765 km SW, Portugal) — 28.67, -43.628