Search datasets
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These contours represent the simulated potentiometric surface at the end of simulation (1998) in model layer 1 of the Death Valley regional ground-water flow system (DVRFS), an approximately...
Search relevance: 1.00 | Views last month: 7 | Catalog Last Checked: September 16, 2026 at 11:23 PM -
A digital three-dimensional hydrogeologic framework model (HFM) represents the geometry and extent of hydrogeologic units (HGUs) and major structures in the Death Valley regional ground-water...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: September 10, 2026 at 08:12 PM -
Recharge in the Death Valley regional ground-water flow system (DVRFS) was estimated from net infiltration simulated by Hevesi and others (2003) using a deterministic mass-balance method. Hevesi...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: September 10, 2026 at 10:38 PM -
This digital dataset defines the surface traces of regional features simulated as horizontal flow barriers in the Death Valley regional ground-water flow system (DVRFS) transient flow model, an...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: September 16, 2026 at 11:59 PM -
A three-dimensional (3D) groundwater flow model of the glaciated sediments around Elkhart, Indiana was constructed as part of the U.S. Geological Survey Groundwater Resources Program using...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: September 10, 2026 at 09:53 PM -
An existing, three-dimensional, transient groundwater-flow model of the Upper Charles River Basin, eastern Massachusetts, was modified to evaluate alternative groundwater-withdrawal scenarios on...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: September 10, 2026 at 10:27 PM -
An existing three-dimensional model (MODFLOW-2000) by Fine, Petkewich, and Campbell (2017) (https://doi.org/10.3133/sir20175128) was used to evaluate 7 water-management scenarios and predict the...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: September 20, 2026 at 12:43 AM -
The coastal region which includes areas within the Pee Dee, Cape Fear, and Neuse-Pamlico River Basins in South Carolina and North Carolina was chosen as a focus area study (FAS) for the U.S....
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 08:32 PM -
A three-dimensional, groundwater-flow model (MODFLOW-2000) and a particle-tracking program (MODPATH5) were used to evaluate the effects of changes in pumping on regional groundwater-flow paths,...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 08:31 PM -
Three existing groundwater flow models, using MODFLOW-2000, SEAWAT, and SHARP model codes, were used by the U.S. Geological Survey (USGS) to determine the effects of increased withdrawals, and...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 08:31 PM -
This digital geospatial data set contains the locations, values, and uncertainties of 700 hydraulic-head observations used in the steady-state, prepumped period of the transient model of the...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 07:58 PM -
This digital data set represents discharge areas in the Death Valley regional ground-water flow system (DVRFS) transient model. Natural ground-water discharge occurs by way of evapotranspiration...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 09:13 PM -
This digital data set represents discharge areas in the Death Valley regional ground-water flow system (DVRFS) transient model. Natural ground-water discharge occurs by way of evapotranspiration...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: September 16, 2026 at 11:40 PM -
These contours represent the simulated potentiometric surface at the end of simulation (1998) in model layer 16 of the Death Valley regional ground-water flow system (DVRFS), an approximately...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 09:41 PM -
Recharge in the Death Valley regional ground-water flow system (DVRFS) was estimated from net infiltration simulated by Hevesi and others (2003) using a deterministic mass-balance method. Hevesi...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: September 17, 2026 at 12:11 AM -
A digital three-dimensional (3D) hydrogeologic framework model (HFM) represents the geometry and extent of hydrogeologic units (HGUs) and major structures in the Death Valley regional...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 10:37 PM -
This digital dataset defines the surface traces of regional features simulated as horizontal flow barriers in the Death Valley regional ground-water flow system (DVRFS) transient flow model, an...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 10:31 PM -
A digital three-dimensional hydrogeologic framework model (HFM) represents the geometry and extent of hydrogeologic units (HGUs) and major structures in the Death Valley regional ground- water...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 08:35 PM -
This digital data set represents the constant head-boundary used to simulate ground-water inflow or outflow at the lateral boundary of the Death Valley regional ground-water flow system (DVRFS)...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 09:34 PM -
This data release contains a three-dimensional groundwater flow model with example applications using MODFLOW-2000. The calibrated model is able to simulate observed decadal-scale climate-driven...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 09:46 PM
