Found 162 datasets matching "Groundwater age".
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Groundwater age is an important indicator of groundwater susceptibility to anthropogenic contamination and a key input to statistical models for forecasting water quality. Numerical models can...
Search relevance: 155.07 | Views last month: 1 -
Groundwater age distributions and susceptibility to natural and anthropogenic contaminants were assessed for selected wells across Minnesota. The data provide information to understand how long it...
Search relevance: 148.82 | Views last month: 0 -
This data release describes one (1) Microsoft Excel table of lumped parameter models of groundwater age for groundwater discharging to the South Loup River, Nebraska. The table (LPMAgeResults)...
Search relevance: 147.18 | Views last month: 0 -
This data release documents two Microsoft Excel tables; one contains data for understanding groundwater ages in the Spanish Valley watershed, and one that describe the data fields. Mean ages and...
Search relevance: 142.93 | Views last month: 0 -
Groundwater age distributions and susceptibility to natural and anthropogenic contaminants were assessed for selected wells, streambed piezometers, and springs in southeastern Minnesota. The data...
Search relevance: 140.45 | Views last month: 0 -
This dataset provides groundwater age estimates for 203 wells used as public- and domestic-supply in two selected areas of California. Groundwater ages were estimated by calibration of...
Search relevance: 140.07 | Views last month: 0 -
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...
Search relevance: 139.76 | Views last month: 2 -
This data release documents four Microsoft Excel tables; one contains data for understanding water ages, one contains noble gas model data, two that describe the data fields. Results described...
Search relevance: 136.24 | Views last month: 0 -
We computed mean groundwater ages and age distributions at eight wells by calibrating lumped parameter models (LPMs) to concentrations of tracers (3H, CFCs, SF6) in samples using the computer...
Search relevance: 133.93 | Views last month: 1 -
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....
Search relevance: 130.61 | Views last month: 1 -
Categorical classification of groundwater age based on concentrations of tritium (3H) in groundwater can provide useful information for the assessment and understanding of groundwater resources....
Search relevance: 129.74 | Views last month: 0 -
Three wells in New Hampshire were sampled bimonthly over three years to evaluate the temporal variability of arsenic concentrations and groundwater age. All samples had measurable concentrations...
Search relevance: 129.21 | Views last month: 1 -
This data release documents eight Microsoft Excel tables; four which contain data for understanding groundwater ages in the South East Coastal Plain (SECP), Coastal Lowlands (CLOW) and Mississippi...
Search relevance: 127.13 | Views last month: 0 -
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...
Search relevance: 122.66 | Views last month: 0 -
This data release documents nine Microsoft Excel tables that contain data for understanding groundwater ages in the Glacial aquifer system. Results for the four sample networks (PAS, principal...
Search relevance: 115.34 | Views last month: 0 -
This data release presents results of chemical analyses of groundwater sampled during summer and autumn of 2019 and spring of 2020 from 23 wells in the Great Miami buried-valley aquifer (GM-BVA)...
Search relevance: 112.08 | Views last month: 0 -
High radium (Ra) concentrations in potable portions of the Cambrian-Ordovician (C-O) aquifer system were investigated using water-quality data and environmental tracers ( 3H, 3Hetrit, SF6 , 14C...
Search relevance: 106.01 | Views last month: 0 -
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...
Search relevance: 105.50 | Views last month: 0 -
This data release contains five groundwater particle-tracking models (MODPATH6) of northeastern Wisconsin, USA, that were developed to work with three MODFLOW models that have differing levels...
Search relevance: 105.36 | Views last month: 0 -
This data release documents seven tables that contain environmental tracer data and lumped parameter model (LPM) results that are used for assessing the distribution of groundwater age in 23...
Search relevance: 103.01 | Views last month: 0
