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 officials ...

The US independent brought on its first well targeting the Wolfcamp Shale A interval in the northern Midland basin at a peak 24-hour rate of 1712 barrels of oil equivalent per day with a 74% oil cut.

The Bone Spring formation has been one of the most prolific shale plays in the Permian in recent years and continues to drive production growth The Bone Spring formation has been one of the most ...

El Paso Corp. plans to spud a well during November in its Wolfcamp shale oil acreage in West Texas as part of a one-rig program focused on finding the optimal lateral length and completion method ...

US independents are pushing the geographic limits of the Delaware side of the Permian basin with a series of successful horizontal wildcats in Pecos County tapping the Wolfcamp shale play. The ...

In a troubled oil world, the Permian Basin is the gift that keeps on giving. One portion of the giant field, known as the Wolfcamp formation, was found to hold 20 billion barrels of oil trapped in ...