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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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Gathering Resources...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...-
Dataset Size: 6.486 MB
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Gathering Resources...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: 1.959 MB
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Gathering Resources...This is an overview of the Marcellus Shale in Pennsylvania, giving the geology for Marcellus.-
Dataset Size: 9.291 MB
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Gathering Resources...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: 1.432 MB
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Gathering Resources...NETLIn this study we investigated Marcellus Shale metal extractability, and reactivity with fracturing fluids, through bulk extractions and experiments in high-pressure,...-
Dataset Size: 6.65 MB
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Gathering Resources...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: 3.111 MB
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Gathering Resources...A newly discovered bacterium, Desulfotomaculum auripigmentum, precipitates arsenic trisulfide (As2S3). Precipitation of As2S3 by this organism results from its reduction of...-
Dataset Size: 916.38 KB
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Gathering Resources...A quick fact sheet with some data produced by ProChemTech to describe the treatment of Marcellus gas well hydrofracture wastewater disposal.-
Dataset Size: 174.905 KB
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Gathering Resources...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: 1.817 MB
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Gathering Resources...At current estimates of recoverable natural gas of more than 489 tcf, the Marcellus Shale is considered to be among the largest natural gas reserves in the world. The...-
Dataset Size: 1.509 MB
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Gathering Resources...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: 720.462 KB
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Gathering Resources...A PowerPoint by John A Harper and Jaime Kostelnick depicting the drilling and completion stages of hydraulic fracturing.-
Dataset Size: 8.099 MB
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Gathering Resources...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: 655.041 KB
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Gathering Resources...A new method to treat fracture fluids in situ.-
Dataset Size: 69.826 KB
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Gathering Resources...A PowerPoint presentation by John A Harper about the Marcellus Shale.-
Dataset Size: 4.83 MB
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Gathering Resources...This chapter will focus on recent progress on the mechanisms of metalloid uptake, metabolism, and detoxification in bacteria, archaea, and eukaryotic microbes.-
Dataset Size: 824.131 KB
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Gathering Resources...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...-
Dataset Size: 1.255 MB
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Gathering Resources...Long term containment of stored CO2 in deep geological reservoirs will depend on the performance of the caprock to prevent the buoyant CO2 from escaping to shallow drinking...-
Dataset Size: 2.151 MB
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Gathering Resources...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...-
Dataset Size: 455.777 KB
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