Permian Basin top 10 drillers
Exxon Mobil 585 Occidental Petroleum 488 Diamondback Energy 398 Pioneer Natural Resources 380 Endeavor Energy Resources 285 Chevron 222 Concho Resources 209 Apache Corp 179 CrownQuest Operating 175 Encana 154
Exxon Mobil 585 Occidental Petroleum 488 Diamondback Energy 398 Pioneer Natural Resources 380 Endeavor Energy Resources 285 Chevron 222 Concho Resources 209 Apache Corp 179 CrownQuest Operating 175 Encana 154