Tight Gas

Unconventional Resources

EnCana produces approximately 4.4 billion cubic feet of gas equivalent per day. More than 80 percent is natural gas — th...

Quicksilver Resources Inc -- United States

Quicksilver's four productive hydrocarbon areas (Texas, Rocky Mountains, Alberta and British Columbia) are all unconvent...

EXCO Resources, Inc -- United States

The operations in The East Texas/North Louisiana area is comprised of the Cotton Valley Sand trend, which covers portion...

Forest Oil Corporation -- United States

Forest’s areas of operations consist of a well-balanced portfolio of oil, natural gas, and natural gas liquids propertie...

Gastar Exploration Ltd -- United States

Gastar has significant strategic acreage in some of the most active oil, natural gas and gas liquids producing areas in ...

Penn Virginia Corporation -- United States

Exploration, development and production of oil, NGLs and natural gas in various domestic onshore regions of the United S...

Range is focusing on two shale plays, the Pennsylvanian and Wolfcamp shales in west Texas, both with an oil focus, Marce...

Shell Oil Company -- United States

Shell Oil Company is one of America's leading oil and natural gas producers, natural gas marketers, gasoline marketers a...

SM Energy Company -- United States

SM Energy operates in five core areas managed by five regional offices: the Mid-Continent, Rocky Mountains, ArkLaTex, Pe...

Operations: In Arkoma Basin Woodford Shale play in southeastern Oklahoma, In the Fayetteville Shale play in Arkansas, In...