The Balcones Fault or Balcones Fault Zone is an area of largely normal faulting in the U.S. state of Texas that runs roughly from the southwest part of the state near Del Rio to the north-central regi

The Edwards Plateau is a geographic region forming the crossroads of Central, South, and West Texas, United States. It is named in honor of Haden Edwards. It is bounded by the Balcones Fault to the so