Senior Staff Writer
Oil and natural gas executives along with various economists laud the resource and the economic potential of the Marcellus shale play, and a recent Pennsylvania State University study concluded Marcellus production could supply 25% of US natural gas needs by 2020.
The Marcellus gas play is Devonian black shale extending from southern New York across Pennsylvania, and into western Maryland, Virginia, West Virginia, and eastern Ohio. The play covers an estimated 95,000 sq miles.
Researchers from Advanced Resources International Inc. of Arlington, Va., named the Marcellus in late 2009 as having likely recoverable resource of 200 tcf, largest of the top five...