Magnitude 6.6 (mww), 10 km deep, 203 km SW of La Cruz de Loreto, Mexico — 18.82°N, 106.93°W. January 21, 2016 at 18:06 UTC. Tsunami: USGS flags this quake as having caused one, or the potential for one. Felt reports to USGS: 11. https://earthquake.usgs.gov/earthquakes/eventpage/us10004g4l Data: US Geological Survey (public domain).