Tag: oil and gas reserves

US proved oil and natural gas reserves rise in 2014

Pennsylvania added 10.4 trillion cubic feet (Tcf) of natural gas proved reserves (the largest net increase for any state in 2014) driven by continued development of the Marcellus Shale play U.S. crude oil proved reserves increased in 2014 for the sixth year in a row with a net addition of 3.4 billion barrels of proved […]