M 6.6 earthquake near North Atlantic Ocean (Greenland) — 1923-09-30

Magnitude 6.6 earthquake near North Atlantic Ocean (1205 km SE, Greenland), depth 10 km, 23:20 Local (1923-09-30 01:20 UTC). Shaking felt by 0 people. Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1205 km SE, Greenland) — 52.924, -32.192