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CHEMISTRY AND ORIGIN OF OIL AND GAS WELL BRINES IN WESTERN PENNSYLVANIA
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... -
Methane in West Virginia Ground Water
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... -
Pennsylvania YTD well permit applications - 1/1/2013 to 12/27/2013
Information of the amounts and types of permits issued to drill wells in Pennsylvania - includes oil and gas wells. -
Dissolved Methane in New York Groundwater
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... -
Methane contamination of drinking water accompanying gas-well drilling and...
Directional drilling and hydraulic-fracturing technologies are dramatically increasing natural-gas extraction. In aquifers overlying the Marcellus and Utica shale formations of... -
Geochemical context for gas investigations App. Basin. Gases from...
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...