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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...
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Dataset Size: 720.462 KB
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Natural gas extracted from shale formations is one of the fastest growing sources of energy in the United States. Our IQP analyzes public data regarding regulatory violations...
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Dataset Size: 6.486 MB
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The discovery of large reserves of natural gas in shale formations – shale gas – has been a major positive development for the energy picture of the US and the world. Yet a...
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Dataset Size: 789.855 KB
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A PowerPoint by John A Harper and Jaime Kostelnick depicting the drilling and completion stages of hydraulic fracturing.
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Dataset Size: 8.099 MB
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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...
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Dataset Size: 3.111 MB
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In the last decade, hydraulic fracturing and other new drilling technologies have turned North Texas into the leading shale gas-producing area in the country. But the drilling...
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Dataset Size: 1.255 MB
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Methane has been found as a dissolved gas in numerous ground-water samples from water wells in West Virginia. Methane (CH4) is a colorless, odorless, tasteless gas that can...
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Dataset Size: 455.777 KB
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This is an overview of the Marcellus Shale in Pennsylvania, giving the geology for Marcellus.
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Dataset Size: 9.291 MB
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Paleozoic and Mesozoic rocks from 22 wells were analyzed. Fifteen wells are on the Appalachian Plateau, six are in the Ridge and Valley, and one well is in the Triassic rocks of...
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Dataset Size: 0 bytes
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A stratigraphic column, broken down by region, of the Appalachian Basin.
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Dataset Size: 362.347 KB
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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...
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Dataset Size: 655.041 KB
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NETLIn this study we investigated Marcellus Shale metal extractability, and reactivity with fracturing fluids, through bulk extractions and experiments in high-pressure,...
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Dataset Size: 6.65 MB
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NETLThe Marcellus well and production data included in this data set were obtained from the geological survey offices of Ohio, Pennsylvania and West Virginia. Both surface and...
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Dataset Size: 6.915 MB
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A USGS study setting a basline for groundwater measures in Sullivan County, Pennsylvania.
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Dataset Size: 2.938 MB
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The Council Run field of north central Pennsylvania is one of the most productive natural gas fields in the central Appalachian basin. The field is enigmatic because of its...
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Dataset Size: 2.617 MB
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In recent years, shale gas formations have become economically viable through the use of horizontal drilling and hydraulic fracturing. These techniques carry potential...
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Dataset Size: 738.933 KB
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A PowerPoint presentation by John A Harper about the Marcellus Shale.
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Dataset Size: 4.83 MB
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This article was written to express a professional opinion regarding the use of available groundwater technology to reduce both real and perceived water quality impacts from...
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Dataset Size: 97.13 KB
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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...
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Dataset Size: 1.432 MB
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Natural Gas Plays in the Marcellus Shale: Challenges and Potential Opportunities The U.S. has abundant natural gas resources within the Barnett Shale, Haynesville/Bossier Shale,...
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Dataset Size: 3.565 MB
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