152 datasets found
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Federal
Geochemical data supporting analysis of geochemical conditions and nitrogen transport in nearshore groundwater and the subterranean estuary at a Cape Cod embayment, East Falmouth, Massachusetts, 2013
Department of the Interior —
This data release provides analytical and other data in support of an analysis of nitrogen transport and transformation in groundwater and in a subterranean estuary... -
Federal
Water-Quality Data in and near Groundwater Flow-Through Kettle-Hole Lakes, Western Cape Cod, Massachusetts, 2003 - 2018
Department of the Interior —
This U.S. Geological Survey (USGS) data release provides a comprehensive dataset of water-quality results, physical-parameter measurements, hydrologic measurements,... -
Federal
Grand Prairie Historical Calibration Period Groundwater-Flow Model
Department of the Interior —
The Mississippi Alluvial Plain (MAP) is one of the most important agricultural regions in the United States and underlies about 32,000 square miles of Missouri,... -
Federal
Digitized Contour from Georeferenced Plate 2005 from "Status of Water Levels and Selected Water-Quality Conditions in the Sparta-Memphis Aquifer in Arkansas and the Status of Water Levels in the Sparta Aquifer in Louisiana, Spring 2005" (Schrader and Jones, 2007; version 1.1, April 2021)
Department of the Interior —
The U.S. Geological Survey in cooperation with the Arkansas Natural Resources Commission, the Arkansas Geological Commission, and the Louisiana Department of... -
Federal
Projected groundwater head along the Virginia, Georgia, and Florida coasts
Department of the Interior —
Seamless unconfined groundwater heads for U.S. coastal Virginia, Georgia, and Florida (Atlantic and Gulf coast south of Sarasota) groundwater systems were modeled... -
Federal
Estimated Annual Recharge to the Edwards Aquifer in the San Antonio Area, by Stream Basin or Ungaged Area, 1934–2023
Department of the Interior —
The Edwards aquifer in south-central Texas is one of the most permeable and productive aquifers in the United States and is the major source of public water supply... -
Federal
Projected groundwater emergence and shoaling along the North and South Carolina coasts
Department of the Interior —
Groundwater emergence and shoaling extents are derived from water table depth GeoTIFFs, which are calculated as steady-state groundwater model heads subtracted from... -
Federal
2015 high resolution seismic acquisition at Dos Palmas Preserve, Mecca, California
Department of the Interior —
In March 2015, the U.S. Geological Survey acquired seismic reflection and refraction data along an approximately 2.8-km-long profile across northwest-trending San... -
Federal
MODFLOW-NWT model used to evaluate groundwater withdrawal scenarios for the Rush Springs aquifer upgradient from the Fort Cobb Reservoir, western Oklahoma, 1979-2015, including streamflow, base flow, and precipitation statistics
Department of the Interior —
A previously published MODFLOW-NWT groundwater-flow model for the Rush Springs aquifer in western Oklahoma (using 1 steady state stress period followed by 444 monthly... -
Federal
Point measurements of temperature and water quality in the main channel and off-channel features of the lower reaches of the Willamette River, Clackamas River, Molalla River, and Johnson Creek, 2017
Department of the Interior —
Water quality point measurements were collected by the U.S. Geological Survey along the lower Willamette River near the cities of Lake Oswego and Wilsonville, Oregon,... -
Federal
Background electrical resistivity tomography data, 2019
Department of the Interior —
Electrical resistivity Tomography (ERT) is a direct current geophysical method that is used to estimate the subsurface distribution of the electrical resistivity... -
Federal
Supplemental data for the report Groundwater Discharge by Evapotranspiration from the Amargosa Wild and Scenic River and Contributing Areas, Inyo and San Bernardino Counties, California
Department of the Interior —
This data release supports U.S. Geological Survey (USGS) Scientific Investigations Report 2023-5106, Groundwater Discharge by Evapotranspiration from the Amargosa... -
Federal
Projected groundwater emergence and shoaling in coastal areas around Puget Sound, Washington
Department of the Interior —
Groundwater emergence and shoaling extents are derived from water table depth GeoTIFFs, which are calculated as steady-state groundwater model heads subtracted from... -
Federal
Chemical Data From 40 Years of Monitoring a Treated-Wastewater Groundwater Plume in a Sand and Gravel Aquifer, Cape Cod, Massachusetts, 1978-2018 (ver. 1.1, April 2025)
Department of the Interior —
This U.S. Geological Survey data release provides a comprehensive dataset of water-quality data and sampling-site characteristics collected in 1978–2018 during a... -
Federal
Towards reproducible environmental modeling for decision support: a worked example
Department of the Interior —
Supporting datasets for the associated journal publication "Towards reproducible environmental modeling for decision support: a worked example". Includes source codes... -
Federal
MODFLOW models for the simulation of groundwater-flow dynamics in the U.S. Northern High Plains driven by multi-model estimates of surficial aquifer recharge.
Department of the Interior —
There is a growing interest in incorporating higher-resolution groundwater modeling within the framework of large-scale land surface models (LSMs), including new... -
Federal
Update to the Groundwater Withdrawals Database for the Death Valley Regional Groundwater Flow System, Nevada and California, 1913-2016 (ver. 2.0, July 2021)
Department of the Interior —
Groundwater withdrawal estimates for 1913-2016 for the Death Valley regional groundwater flow system (DVRFS) are compiled in this Microsoft® Access database to... -
Federal
Vegetation index corresponding to vegetated areas in the groundwater discharge areas for the Amargosa Wild and Scenic River and contributing areas, Inyo and San Bernardino Counties, California
Department of the Interior —
This raster dataset represents normalized difference vegetation index (NDVI) values calculated from National Agricultural Imagery Program (NAIP) spectral data for the... -
Federal
Appendixes and Supplemental Data: Hydraulic Characterization of Carbonate-Rock and Basin-Fill Aquifers near Long Canyon, Goshute Valley, Northeastern Nevada, 2011-2016
Department of the Interior —
This USGS data release presents data used to interpret aquifer tests and ultimately characterize the hydraulic properties of carbonate-rock and basin-fill aquifers... -
Federal
Geospatial datasets for estimating depth to the top of the Dakota Sandstone, Ute Mountain Ute Reservation, Colorado, 2017
Department of the Interior —
Geospatial datasets were developed to estimate the depth to the top of the Dakota Sandstone in feet below land surface datum within the Ute Mountain Ute Reservation...
152 datasets found