Magnitude 6.7 (mww), 10 km deep, central Mid-Atlantic Ridge — 7.68°N, 37.15°W. September 6, 2020 at 06:51 UTC. Tsunami: USGS flags this quake as having caused one, or the potential for one. https://earthquake.usgs.gov/earthquakes/eventpage/us7000biu8 Data: US Geological Survey (public domain).