One portion of the giant field, known as the Wolfcamp formation, was found to hold 20 billion barrels of oil trapped in four layers of shale beneath West Texas. That’s almost three times larger ...

The discovery is nearly three times larger than the shale oil found in 2013 ... rigs in the U.S. are doing work in West Texas, much of them in the Wolfcamp formation, said T.

Pioneer Natural Resources is now deepening its wells to include the Wolfcamp Shale and other, deeper zones that contribute ... Pioneer is the largest acreage holder, driller and producer in the West ...

The Wolfcamp Shale is part of the sweeping and energy-rich Permian Basin, which includes a series of basins and other geologic formations in West Texas and southern New Mexico. It’s one of the ...

A vast field of shale rock in West Texas could yield 20 billion barrels of oil, making it the largest source of shale oil the U.S. Geological Survey has ever assessed, agency officials said. The ...

A rig contracted by Apache Corp drills a horizontal hydraulic fracturing well in the Wolfcamp shale in the Permian Basin in West Texas in this 2014 file photo. Reuters/Terry Wade The US Geological ...

The U.S. Geological Survey says a deposit in West Texas is the largest continuous ... On Tuesday, the USGS announced that an area known as the Wolfcamp shale contains 20 billion barrels of oil ...

The Wolfcamp shale formation is in the Midland area of ... this year -- even as other oil-producing regions such as South Texas’ Eagle Ford and the Bakken have dropped off following the oil ...

A new assessment of one portion of the oil and gas field known as the Wolfcamp formation, in West Texas’s Permian Basin, has been found to hold 20 billion barrels of oil — almost three times larger ...

Wolfcamp Shale Stocks to Watch Now No. 2 Pioneer Natural ... Its quest for its next significant source of crude reserves has led it to West Texas over the past decade. In 2012, the company ...

The Wolfcamp Shale is part of the sweeping and energy-rich Permian Basin, which includes a series of basins and other geologic formations in West Texas and southern New Mexico. It’s one of the ...

DALLAS (AP) - A vast field of shale rock in West Texas could yield 20 billion barrels of oil, making it the largest source of shale oil the U.S. Geological Survey has ever assessed, agency ...