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Found 177 dataset(s) matching "Groundwater Dating".
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Sulfur hexafluoride (SF6) is a trace atmospheric gas that is primarily of anthropogenic origin but also occurs naturally in fluid inclusions in some minerals and igneous rocks, and in some...
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Data provided here describe geochemical correction of carbon-14 in dissolved inorganic carbon (DIC) for groundwater age dating. Datasets include major ion chemistry of groundwater samples, model...
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Shallow groundwater samples were collected since 2006 for routine analysis by ODEQ from 16 domestic wells (installation dating from the 1970s) and 23 ODEQ groundwater monitoring wells...
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During October 1995 through March 2014, the U.S. Geological Survey in cooperation with the National Park Service, Luray, Virginia Station collected and analyzed samples of selected springs, air...
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This vector geospatial dataset contains bounding polygons that visualize the domain of archived groundwater flow models published by the Upper Midwest Water Science Center and attributes...
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Dataset includes VOC concentrations in ambient air, soil gas, subslab gas, and indoor air; radon measurements from the same locations as the VOC concentrations; weather data; groundwater levels...
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This metadata record documents 8 comma delimitated files that support the USGS Scientific Investigations Report 2018-5020 on field studies in the Bucks Branch watershed and the Andover Branch...
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This data release contains tracer data and estimated age distributions of groundwater samples collected as part of a water availability study for the Mississippi alluvial plain (MAP). The MAP is...
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This data release contains data from field and laboratory tests conducted by the USGS Groundwater Dating Lab between 2014 and 2017 during the development of a new dissolved and gas phase carbon...
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This data release documents two Microsoft Excel tables that contain data for understanding tracer concentrations and groundwater age in the Columbia Plateau aquifer system. Results for geochemical...
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This data table includes the data source, identifiers for sampled wells, properties in the vicinity of San Juan Coal Mine where wells are located, sampling date, and results of groundwater...
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Since the 1940's, commercial, academic and government hydrologists have used aquifer tests to estimate the hydrogeologic properties of an aquifer near test wells. Results from these tests are...
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Since the 1940's, hydrologists have used aquifer tests to estimate the hydrogeologic properties near test wells. Results from these tests are recorded in various files, databases, reports and...
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The U.S. Geological Survey, in cooperation with Aiken County; City of Aiken; Breezy Hill Water and Sewer Company, Inc.; Montmorenci-Couchton Water and Sewer District, Inc.; and Gilbert-Summit...
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The Mississippi River Valley alluvial aquifer (MRVA) overlies and is bounded by several regional aquifers that make up the Mississippi embayment aquifer system (MEAS) in the central United States....
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This Excel spreadsheet contains Utah FORGE groundwater data for wells WOW2 and WOW3. The data was updated on March 16th, 2022 and contains legacy data. Groundwater data includes the level, offset,...
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Contains Utah FORGE ground water data for wells WOW2 and WOW3. The data was updated on October 5th, 2021 and contains legacy data. Groundwater data includes the level, offset, date, and time for...
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A previously constructed numerical model (https://pubs.usgs.gov/pp/2007/1737a/) simulating the regional groundwater-flow system in the vicinity of the Wright-Patterson Air Force Base (WPAFB)...
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The data set contains temporal chloride concentrations (mg/L) and specific conductance (uS/cm) values for 32 wetlands and groundwater monitoring wells as well as the date(s) sampled and the...
