The Marcellus Formation is a Middle Devonian age unit of marine sedimentary
rock found in .... The Marcellus Shale and the fine-grained shales near the middle
of the Mahantango Formation are classif...
Apr 3, 2015 ... The Marcellus Shale is the largest natural gas field in the United States and one
of the largest in the world.
Q. What is the Marcellus shale? The Marcellus shale is an organic-rich black
shale that was deposited in an oxygen-deficient marine environment during
Marcellus Shale Image The Marcellus shale play runs through northern
Appalachia, primarily in Pennsylvania, West Virginia, New York, and Ohio. It is
part of the ...
Marcellus Shale Play is located in the following counties: PA: Erie, Warren,
McKean, Crawford, Mercer, Vanango, Lawrence, Forest, Clarion, Butler, Beaver,
Depth to Marcellus Shale Base. The Marcellus shale occurs as deep as 9,000
feet below ground surface. At greater depths, the overlying rocks cause greater ...
Facts and information about the Marcellus shale. Maps and info about natural
gas production in the Marcellus formation.
Marcellus Shale gas production, with the intent of helping the reader better
understand the framework of the water-resource questions and concerns. What is
The direction of horizontal drilling follows the natural fractures of shale rock. A
typical Marcellus Shale well is drilled 5,000 to 9,000 feet vertically and up to ...
Get the latest news on Marcellus Shale natural gas drilling at PennLive.com.