The Dolph Briscoe Unit (DB) or Briscoe Unit is a Texas state prison located near the town of Dilley in Frio County, Texas. The unit opened in January 1992 and is named for former Texas Governor Dolph Briscoe. As of August 31, 2013 Briscoe Unit employs 233 people of which 165 are security related employees, 42 non security and 14 are employees of the Windham School District The unit also runs agricultural operations including maintenance of security animals (horses and dogs) and edible crops.