Rocking and Rolling...

We just felt a strong earthquake – lots of sideways motion, subsonic rumbling, and of quite long duration (about 45 seconds at a guess).  The USGS initial automated report puts it at magnitude 6.9, about 20 miles south of the Mexican border.  That's roughly 60 or 70 miles from our house...

The report is preliminary and these often get revised.  USGS map at right and info below; click to enlarge...