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Federal
Map of Arsenic concentrations in groundwater of the United States 39 recent views
Department of the Interior —
The map graphic image at https://www.sciencebase.gov/catalog/file/get/63140561d34e36012efa2b7f?name=arsenic_map.png illustrates arsenic values, in micrograms per... -
Federal
Public-supply water service areas within the conterminous United States, 2017 12 recent views
Department of the Interior —
This data release describes water service areas (WSA) for community water systems (CWS) within the conterminous United States, representing areas of active service... -
Federal
High Plains aquifer (SUPERCEDED) 10 recent views
Department of the Interior —
This data set represents the extent of the High Plains aquifer in the states of South Dakota, Wyoming, Nebraska, Colorado, Kansas, New Mexico, Oklahoma, and Texas.... -
Federal
Shear-Wave Velocity (Vs) Surveys Collected in Fredericktown, Missouri, June 2018
Department of the Interior —
In June 2018, U.S. Geological Survey in cooperation with the U.S. Environmental Protection Agency (EPA) collected geophysical measurements to help evaluate the... -
Federal
MODFLOW 2005 data sets for the simulation of potential increased inundation in flood-prone regions of Southeast Florida in response to climate and sea-level changes in Broward County, Florida, 2060-69
Department of the Interior —
Two transient surface-water/groundwater models were developed to study the potential for increased inundation and flooding in eastern Broward County due to changes in... -
Federal
Temperature data for study of shallow mountain bedrock limits seepage-based headwater climate refugia, Shenandoah National Park, Virginia: U.S. Geological Survey data release
Department of the Interior —
A combination of long-term daily temperature records and depth to bedrock measurements were used to parameterize one-dimensional models of shallow aquifer vertical... -
Federal
Ground conductivity measurements at selected National Wildlife Refuges: Goose Lake, Montana, 2017
Department of the Interior —
Shallow subsurface electrical conductivity was mapped at Goose Lake National Wildlife Refuge (NWR) in northeast Montana using the DUALEM421 electromagnetic sensor... -
Federal
Ground conductivity measurements at selected National Wildlife Refuges: Anderson, Montana, 2017
Department of the Interior —
Shallow subsurface electrical conductivity was mapped at Anderson National Wildlife Refuge (NWR) in northeast Montana using the DUALEM421 electromagnetic sensor... -
Federal
MODFLOW-NWT and MODPATH6 Models Used to Simulate Groundwater Flow in the Regional Aquifer System of Long Island, New York, for Pumping and Recharge Conditions in 2005-2015 (ver. 2.0, December 2021)
Department of the Interior —
In 2016, the United States Geological Survey (USGS) began development of a regional-scale numerical model of the Long Island aquifer system, as part of the National... -
Federal
DS926 Digital surfaces and thicknesses of selected hydrogeologic units of the Floridan aquifer system in Florida and parts of Georgia, Alabama, and South Carolina -- Cross-section lines
Department of the Interior —
Digital surfaces and thicknesses of selected hydrogeologic units of the Floridan aquifer system were developed to define an updated hydrogeologic framework as part of... -
Federal
Northern California volcanic-rock aquifers
Department of the Interior —
This data set represents the extent of the Northern California volcanic-rock aquifers in California. -
Federal
DS926 Digital surfaces and thicknesses of selected hydrogeologic units of the Floridan aquifer system in Florida and parts of Georgia, Alabama, and South Carolina - Alluvium_major_streams_buffer
Department of the Interior —
Digital surfaces and thicknesses of selected hydrogeologic units of the Floridan aquifer system were developed to define an updated hydrogeologic framework as part of... -
Federal
Overland Flow Direction Information for the Upper Colorado River Basin in Maurer et al. (2002) Climate Data resolution (overland_flow_direction_UCRB_Maurer_resolution.asc)
Department of the Interior —
overland_flow_direction_UCRB_Maurer_resolution.asc is an Esri ASCII grid representing overland flow direction in the Upper Colorado River Basin using the D8 flow-... -
Federal
Thickness of the glacial aquifer system in the Williston structural basin
Department of the Interior —
These data represent the thickness, in feet, of the glacial aquifer system in the Williston structural basin. The data are presented as ASCII text files that can be... -
Federal
Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the North Canadian River from Canton Lake to Lake Overholser in central Oklahoma
Department of the Interior —
This data set consists of digital aquifer boundaries for the alluvial and terrace deposits along the North Canadian River from Canton Lake to Lake Overholser in... -
Federal
Digital data sets that describe aquifer characteristics of the Rush Springs aquifer in western Oklahoma
Department of the Interior —
This data set consists of digitized polygons of constant hydraulic conductivity values for the Rush Springs aquifer in western Oklahoma. This area encompasses all or... -
Federal
Snake River Plain Basin-fill aquifer system
Department of the Interior —
This data set represents the extent of the Snake River Plain aquifer system, which includes both the basaltic and basin-fill aquifers. This dataset does not represent... -
Federal
Altitude of the top of the Fox Hills aquifer in the Williston structural basin
Department of the Interior —
These data represent the altitude, in feet above North American Vertical Datum of 1988 (NAVD88), of the Fox Hills aquifer in the Williston structural basin. The data... -
Federal
Fiber-optic distributed temperature sensing and near-surface geophysical data collected along the Santuit River, Mashpee, MA.
Department of the Interior —
The Massachusetts Division of Fisheries and Wildlife has been studying brook trout populations in Cape Cod groundwater-fed river systems for decades. Recently, a... -
Federal
Groundwater-withdrawal data from the Coastal Lowlands Aquifer System in parts of Texas, Louisiana, Mississippi, Alabama, and Florida, 1925–2018
Department of the Interior —
This data release contains compiled historical groundwater-withdrawal data for the Coastal Lowlands aquifer system in Texas, Louisiana, Mississippi, Alabama, and...