Marcellus Overview: The Marcellus Shale is one of the most prolific shale basins in North America, in terms of both acreage and reserve potential. Read More

Marcellus Counties: PA: Allegheny, Armstrong, Beaver, Bedford, Blair Read More

Marcellus Pipelines (natural gas): Columbia Gas Transmission, Dominion Transmission, Empire Pipeline, Equitrans, Leidy Hub, Millennium, National Fuel Gas, Tennessee, Texas Eastern Transmission, Transco Read More

Marcellus Net Acreage Table: A table detailing the net acreage owned by various companies in the Marcellus play. View Table


MarkWest Fined $610K for Pennsylvania Air Emission Violations

MPLX affiliates MarkWest Liberty Midstream Resources LLC and Ohio Gathering Co. LLC will perform a trio of environmental projects and pay a $610,000 civil penalty for air emission violations at natural gas facilities in eastern Ohio and western Pennsylvania through a settlement with the Department of Justice, U.S. Environmental Protection Agency and the Pennsylvania Department of Environmental Protection. Read More


Marcellus Shale Gallery

A gallery featuring images related to the Marcellus shale.