Tight oil remains the leading source of future U.S. crude oil production

EIA's recently released Annual Energy Outlook 2018 (AEO2018) Reference case projects that U.S. tight oil production will generally increase through the early 2040s, when it will surpass 8.2 million barrels per day (b/d) and account for nearly 70% of total U.S. production. Tight oil production made up 54% of the U.S total in 2017.

Full article at eia.gov