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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...
NETLIn this study we investigated Marcellus Shale metal extractability, and reactivity with fracturing fluids, through bulk extractions and experiments in high-pressure,...
Dataset Size: 1,007.87 KB
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: 6.65 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
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: 1.817 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: 1.509 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
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: 655.041 KB
Dataset Size: 455.777 KB