Fox Business | Massive Oil Find in Alaska Is Largest in 30 Years Fox Business Repsol and joint venture partner Armstrong Energy claim to have found a massive conventional oil play that holds up to 1.2 billion barrels of recoverable light crude. The discovery was confirmed after Repsol drilled two test wells during the 2016-2017 ... Companies claim largest US onshore oil discovery in 30 years Massive oil discovery in Alaska is biggest onshore find in 30 years Spanish Oil Repsol Company Makes Biggest US Onshore Find in 30 Years |