Found 49 datasets matching "Unsaturated zone".
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Abstract from SIR 2017-5079: This report documents methodology and results of a study to evaluate groundwater discharge by evapotranspiration (GWET) in sparsely vegetated areas of Amargosa Desert...
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Widespread nitrate contamination of groundwater in agricultural areas poses a major challenge to sustainable water resources. Efficient analysis of nitrate fluxes across large regions also remains...
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These data comprise air, plant (creosote bush, Larrea tridentata), and unsaturated-zone tritium measurements and plant metrics collected during 2012 to 2016 from three sampling areas at the...
Search relevance: 142.70 | Views last month: 0 -
This USGS data release presents tabular data and photos used to determine (1) the duration of flow, subsurface temperature, and concurrent infiltration along an ephemeral channel and (2) vertical...
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These data comprise the target and non-target VOC measurements collected from 1999 to 2016 from the shallow and deep unsaturated zone at the Amargosa Desert Research Site adjacent to a low-level...
Search relevance: 97.72 | Views last month: 0 -
The U.S. Army Fort Irwin National Training Center (NTC), approximately 35 miles north-northeast of Barstow, California, obtains all of its potable water supply from three groundwater basins...
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The files and folders in this data release contain the input and output files and MATLAB algorithms used for simulations described in the associated journal article...
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A 3-dimensional (3D) synthetic model, using MODFLOW-NWT and MT3D-USGS, explores the new unsaturated zone heat transport capabilities in MT3D-USGS. Model simulations were used to explore various...
Search relevance: 68.51 | Views last month: 0 -
Hi-Desert Water District (HDWD) is constructing a wastewater treatment plant as part of a groundwater replenishment and reuse project (GRRP) in the east hydrogeologic unit (Nishikawa, and others,...
Search relevance: 64.64 | Views last month: 0 -
The BOREAS TF-04 team measured distributions of carbon dioxide (CO2) and methane (CH4) concentrations for the upper 5 meters of soil and unsaturated zone at the mature stand, upper 6 m at the...
Search relevance: 61.27 | Views last month: 0 -
The study of Whiting Field Naval Air Station, Milton Florida requires numerical modeling of the groundwater system to determine the fate of contaminants released at the air station in previous...
Search relevance: 61.08 | Views last month: 0 -
A 3-dimensional (3D) synthetic model, built for running with MODFLOW-NWT and MT3D-USGS, explores the new unsaturated zone heat transport capabilities in MT3D-USGS. Model simulations explore...
Search relevance: 60.65 | Views last month: 1 -
Six hypothetical 1-dimensional models are used to verify and demonstrate new unsaturated-zone heat transport functionality added to MT3D-USGS (version 1.1.0). Because the governing equations...
Search relevance: 58.20 | Views last month: 0 -
A MODFLOW-NWT model was used to simulate the water budget for Haskell Lake and Tower Creek in WI using the Lake, Streamflow Routing, and Unsaturated Zone Flow packages. Particle tracking was...
Search relevance: 53.70 | Views last month: 1 -
System Operation and Analysis at Remote Sites (SOARS) used by LM scientists, regulators and stakeholders; providing real-time data for evaluating progress of groundwater remediation at distant...
Search relevance: 53.59 | Views last month: 1 -
Watershed-scale coupled surface water (SW) – groundwater (GW) flow modeling was used to examine changes in streamflow and SW – GW interaction resulting from irrigation and associated SW...
Search relevance: 50.09 | Views last month: 2 -
This EnviroAtlas dataset summarizes several U.S. Geological Survey (USGS) water budget and surficial groundwater datasets by 12-digit HUC. It includes average rates of evapotranspiration,...
Search relevance: 49.91 | Views last month: 0 -
A 2016 update was made to the GSFLOW model documented in SIR 2013-5159, which is available online ( https://pubs.usgs.gov/sir/2013/5159/ ). The original GSFLOW model was created to simulate...
Search relevance: 47.66 | Views last month: 1 -
The vadose zone (unsaturated zone) in a soil is of particular interest because it is broadly applicable to desert soils, which are seldom saturated and usually dry. In the absence of strong...
Search relevance: 47.52 | Views last month: 0 -
Sand covers a significant portion of the Earth’s surface, including the Grand Falls area of Coconino County, AZ. The vadose zone (unsaturated zone) in a soil is of particular interest because it...
Search relevance: 46.40 | Views last month: 0
