Exxon aims for $15/bbl costs in large Permian operation Posted on January 1, 1970March 14, 2019 by Costa Oil - 10 Minute Oil Change Exxon aims for /bbl costs in large Permian operation Exxon Mobil plans to reduce the cost of pumping oil in the Permian to about $15/bbl, a level only seen in the giant oil fields of the Middle East. Sending User Review 0 (0 votes)