Resource
What is the Granite Wash Play?
According to the American Association of Petroleum Geologists, the Granite Wash (GW) is a liquids-rich tight sands play about 160 miles long and 30 miles wide, covering parts of Western Oklahoma and the Texas Panhandle.
Counties
Oklahoma: Beckham, Custer, Roger Mills, Washita
Texas: Hemphill, Roberts, Wheeler