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Resource and reserves estimation methodology for conventional oil and gas reservoirs is based in large part on the historic precedent of geologic and engineering evaluation over...
Directional drilling and hydraulic-fracturing technologies are dramatically increasing natural-gas extraction. In aquifers overlying the Marcellus and Utica shale formations of...
Dataset Size: 2.592 MB
A geochemical context for stray gas investigations in the northern Appalachian Basin: Implications of analyses of natural gases from Neogene-through Devonian-age strata As the...
Dataset Size: 1,007.87 KB
This is an overview of the Marcellus Shale in Pennsylvania, giving the geology for Marcellus.
Dataset Size: 1.959 MB
Cleavage duplexes are zones of platy, spaced cleavage, that either parallel bedding or ramp through shale sections. Examples are 2-60 m thick. The cleavage within the zones is...
Dataset Size: 9.291 MB
To gain a better understanding of the potential U.S. domestic shale gas and shale oil resources, EIA commissioned INTEK, Inc. to develop an assessment of onshore Lower 48 States...
Dataset Size: 1.432 MB
Brines having moderate to high salt content (up to 343 grams per liter [g/L]) occupy most pore spaces in rocks below a depth of a few thousand feet in Pennsylvania and are...
Dataset Size: 9.064 MB
Increased stray gas abundance in a subset of drinking water wells near Marcellus shale gas extraction Horizontal drilling and hydraulic fracturing are transforming energy...
Dataset Size: 3.111 MB
No data is present. This is Powerpoint presentation provides background information on shale gas reservoirs.
Dataset Size: 1.817 MB
Large quantities of highly saline brine flow from gas wells in the Marcellus Formation after hydraulic stimulation (‘‘fracking’’). This study assesses the composition of these...
Dataset Size: 2.814 MB
New York State is underlain by numerous bedrock formations of Cambrian to Devonian age that produce natural gas and to a lesser extent oil. This USGS Open-File report examines...
Dataset Size: 720.462 KB
A PowerPoint presentation by John A Harper about the Marcellus Shale.
Dataset Size: 655.041 KB
Dataset Size: 4.83 MB