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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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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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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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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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Increased stray gas abundance in a subset of drinking water wells near Marcellus shale gas extraction Horizontal drilling and hydraulic fracturing are transforming energy...
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Dataset Size: 1.817 MB
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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...
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Dataset Size: 1.959 MB
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Directional drilling and hydraulic-fracturing technologies are dramatically increasing natural-gas extraction. In aquifers overlying the Marcellus and Utica shale formations of...
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Dataset Size: 1,007.87 KB
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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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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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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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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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Geospatial NETLThis data collection contains chemical compositions, volumes and decline curves of Marcellus wells in Pennsylvania.
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Dataset Size: 6.957 MB
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