Penn Virginia is an independent oil and gas company engaged in the exploration, development and production of crude oil, natural gas liquid (NGL), and natural gas in various onshore regions of the U.S., primarily the Eagle Ford Shale in South Texas. Co.'s operations consist primarily of drilling unconventional horizontal development wells in the Eagle Ford Shale. Co. also has operations in the Granite Wash in Oklahoma, the Haynesville Shale and Cotton Valley in East Texas. As of Dec 31 2014, Co.'s proved reserves were approximately 115.0 million barrels of oil equivalent, of which 40% were proved developed reserves and 77% were oil and NGLs.