USGS Estimates 20 Billion Barrels of Oil in Texas’ Wolfcamp Shale Formation:This is the largest estimate of continuous oil that USGS has ever assessed in the United States.
November 15, 2016 2:26 PM
Source: Joyce Marshall Star-Telegram
Company has more than doubled its Permian Basin resources to 6 billion barrels
Updated 3:00 pm, Thursday, January 19, 2017