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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
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
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
Fiber-optic distributed temperature sensing (FO-DTS) data collected in the Little Wind River, Riverton, WY, USA
Department of the Interior —
Natural heat is used as a tracer for a variety of physical hydrogeological process, including zones of preferential exchange between groundwater and surface water.... -
Federal
Electromagnetic induction (EMI) data, Jim Woodruff Lock and Dam, Chattahoochee, Florida, March 2018
Department of the Interior —
Surface electrical resistivity tomography (ERT), electromagnetic induction (EMI), and self-potential (SP) data were acquired March 9 - 20, 2018 by the U.S. Geological... -
Federal
Airborne electromagnetic and magnetic survey, southwestern San Joaquin Valley near Lost Hills, California, 2016: Minimally processed electromagnetic and magnetic data
Department of the Interior —
Airborne electromagnetic (AEM) and magnetic survey data were collected during October 2016 along 1,443 line kilometers in the southwestern San Joaquin Valley near... -
Federal
Ground conductivity measurements at selected National Wildlife Refuges: North Root, Montana, 2017
Department of the Interior —
Shallow subsurface electrical conductivity was mapped at North Root National Wildlife Refuge (NWR) in northeast Montana using the DUALEM421 electromagnetic sensor... -
Federal
Surface electrical resistivity tomography, magnetic, and gravity surveys in Redwell Basin and the greater East River watershed near Crested Butte, Colorado, 2017: Gravity Data
Department of the Interior —
Surface geophysical surveys were conducted in July 2017 in the greater East River Watershed near Crested Butte Colorado with a focused effort in Redwell Basin as part... -
Federal
Vertical electrical sounding (VES) geophysical data collected in the Scott M. Matheson Wetlands Preserve Near Moab, Utah
Department of the Interior —
Vertical electrical soundings (VES) are used to develop depth-resolved models of aquifer resistivity by making electrical potential measurements at increasingly... -
Federal
Airborne electromagnetic, magnetic, and radiometric survey of the Mississippi Alluvial Plain, November 2019 - March 2020: AEM processed survey data
Department of the Interior —
Airborne electromagnetic (AEM), magnetic, and radiometric data were acquired November 2019 to March 2020 along 24,030 line-kilometers (line-km) over the Mississippi... -
Federal
Electrical geophysical data collected in the shallow sediments of Snake Pond, Cape Cod, USA
Department of the Interior —
Quantification of mobile/less-mobile porosity dynamics at the sediment/water interface is critical to predicting contaminant storage, release, and transformation... -
Federal
Electrical geophysical data collected in the Scott M. Matheson Wetlands Preserve Near Moab, Utah
Department of the Interior —
Quantitative evaluation of groundwater/surface water exchange dynamics is universally challenging in large river systems, because existing physical methodology often... -
Federal
Electrical resistivity tomography (ERT) data collected within and adjacent to the Little Wind River, Riverton, WY, USA
Department of the Interior —
The electrical conductivity of the earth is used to help infer lithological and pore fluid properties. Various geophysical methods can provide estimates of the... -
Federal
Ground-based electromagnetic survey, Alamosa, Colorado, March 2020
Department of the Interior —
Shallow soil conductivity was mapped in the San Luis Valley, Colorado, using the DualEM421 electromagnetic sensor in March 2020. Data were acquired by towing the... -
Federal
Surface electrical resistivity tomography, magnetic, and gravity surveys in Redwell Basin and the greater East River watershed near Crested Butte, Colorado, 2017: Magnetics Data
Department of the Interior —
Surface electrical resistivity tomography, magnetic, and gravity surveys were conducted in July 2017 in the greater East River Watershed near Crested Butte Colorado... -
Federal
Frequency domain electromagnetic induction (FDEM) data collected around mine-impacted streams near Silverton, Colorado in September 2019 and 2021 (ver. 2.0, May 2022)
Department of the Interior —
This child item contains frequency domain electromagnetic induction (FDEM) data collected along and around Cement Creek California Gulch, and the Animas River near... -
Federal
Ground conductivity measurements at selected National Wildlife Refuges: Northeast, Montana, 2017
Department of the Interior —
Shallow subsurface electrical conductivity was mapped at Northeast National Wildlife Refuge (NWR) in northeast Montana using the DUALEM421 electromagnetic sensor... -
Federal
Airborne electromagnetic and magnetic survey data near Homestead, Florida, 2001
Department of the Interior —
Airborne electromagnetic (AEM) and magnetic survey data were collected near Homestead, Florida as part of a larger survey. Data were collected during October 2001.... -
Federal
Fluid electrical conductivity data
Department of the Interior —
When water is pumped slowly from saturated sediment-water inteface sediments, the more highly connected, mobile porosity domain is prefferentially sampled, compared...