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Federal
Predictions of PFAS Occurrence in Groundwater at the Depth of Drinking Water Supplies in the Conterminous United States: Data and Model Archive
Department of the Interior —
An extreme gradient boosting ensemble tree model predicting per- and polyfluoroalkyl substances (PFAS) occurrence in groundwater at the depths typical of the bottom... -
Federal
MODFLOW-2005 Groundwater Flow Model to Simulate Predevelopment Groundwater Flow in the Eastern Abu Dhabi Emirate, United Arab Emirates
Department of the Interior —
A numerical groundwater flow model using MODFLOW-2005 was developed to examine predevelopment groundwater flow in eastern Abu Dhabi Emirate, United Arab Emirates. The... -
Federal
Flood-inundation depth grid files for selected reaches of the Sabinal River and the West Sabinal River near Utopia, Texas, 2021
Department of the Interior —
This data release documents the digital data used to produce flood-inundation maps for a range of gage heights (stages) for the Sabinal River near Utopia, Tex. The... -
Federal
Repeat microgravity data from Santa Cruz River, Tucson, Arizona, 2019-2024 (ver. 2.0, June 2025)
Department of the Interior —
This dataset contains the network-adjusted results of relative- and absolute-gravity surveys performed from 2019 to 2024 in and near the Santa Cruz River channel in... -
Federal
Model subareas and moisture zones used in a sensitivity analysis of a water-budget model completed in 2022 for the island of Maui, Hawaii
Department of the Interior —
A sensitivity analysis of groundwater-recharge estimates from a water-budget model was completed for the islands of Oahu and Maui, Hawaii (Johnson and others, 2023).... -
Federal
MODFLOW-2005 model used to estimate paleo-recharge volumes and project future water-level changes in Ash Meadows groundwater basin, southwest Nevada, based on Devils Hole paleo-water-table record
Department of the Interior —
This data release documents a modified version of the Death Valley version 3 steady-state (DV3-SS) model described in U.S. Geological Survey Professional Paper 1863... -
Federal
1:750,000-scale hydrographic areas and basin-wide pumpage, recharge and interbasin flow estimates of Nevada
Department of the Interior —
This data set consists of the administrative hydrographic area (HA) boundaries for Nevada at 1:750,000-scale and estimates of natural recharge, artificial recharge,... -
Federal
DS-777 Average Annual Recharge, 2000 to 2009, in inches estimated from the Soil Water Balance (SWB) Model for the High Plains Aquifer in Parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming
Department of the Interior —
The water-budget components geodatabase contains selected data from maps in the, "Selected Approaches to Estimate Water-Budget Components of the High Plains, 1940... -
Federal
MODFLOW, MT3D-USGS and VS2DH simulations used to estimate groundwater and nutrient inflow to Upper Klamath Lake, Oregon
Department of the Interior —
This model archive data release includes all models used to characterize the magnitude, spatial distribution and timing of groundwater (GW) flow through lakebed... -
Federal
U.S. Geological Survey Hydrologic Toolbox Software Archive
Department of the Interior —
This software archive is superseded by Hydrologic Toolbox v1.1.0, available at the following citation: Barlow, P.M., McHugh, A.R., Kiang, J.E., Zhai, T., Hummel, P.,... -
Federal
Klamath Basin Restoration Agreement Off-Project Water Program Evapotranspiration Map for May 2004
Department of the Interior —
Hydrological Information Products for the Off-Project Water Program of the Klamath Basin Restoration Agreement U.S. Geological Survey Open-File Report 2012-1199 U.S.... -
Federal
Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for fresh surface water withdrawal (gwava-s_swus)
Department of the Interior —
This data set represents the amount of fresh surface water withdrawal for irrigation, in megaliters per day, in the conterminous United States. The data set was used... -
Federal
EnviroAtlas - Water Balance and Surficial Groundwater by 12-digit HUC for the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset summarizes several U.S. Geological Survey (USGS) water budget and surficial groundwater datasets by 12-digit HUC. It includes average rates... -
Federal
Mean annual water-budget components for the Island of Maui, Hawaii, for projected climate conditions, CMIP5 RCP8.5 2071-99 scenario rainfall and 2017 land cover
Department of the Interior —
This shapefile represents the spatial distribution of mean annual water-budget components, in inches, for the Island of Maui, Hawaii for a projected climate condition... -
Federal
Projected water table depths in coastal areas around Puget Sound, Washington
Department of the Interior —
To predict water table depths, seamless unconfined groundwater heads for coastal groundwater systems around Puget Sound (Washington State) were modeled with... -
Federal
Utah Groundwater Conditions Web Product
Department of the Interior —
The Utah Groundwater Conditions Web Product is a comprehensive digital tool designed to monitor and report on the groundwater conditions across Utah. Developed by the... -
State
Groundwater Interference
Vermont Center for Geographic Information —
"This is a searchable database representing over 40 years of hydrogeologic information based on yield testing required for new and existing public water supply... -
Federal
Flow system boundary by D'Agnese and others (1997) for the Death Valley regional ground-water flow system study, Nevada and California
Department of the Interior —
This digital data set defines the flow-system boundary encompassing the regional ground-water flow model by D'Agnese and others (1997). The boundary encompasses an... -
Federal
Central Valley Hydrologic Model version 2 (CVHM2): Drain Flow Observations
Department of the Interior —
The original Central Valley Hydrologic Model (CVHM) did not simulate tile drain discharge in the west side of the San Joaquin Valley. The updated Central Valley... -
Federal
Nitrogen sources to and export from the Chesapeake Bay watershed, 1950 to 2050
Department of the Interior —
This U.S. Geological Survey data release contains datasets that combine past data with future projections of nitrogen sources and nitrogen export to the Chesapeake...