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Federal
Geophysical Data Collected for an Assessment of a Proposed Landfill Site in Fredericktown, Missouri, June 2018
Department of the Interior —
In June 2018, the U.S. Geological Survey (USGS) in cooperation with the U.S. Environmental Protection Agency (EPA) collected geophysical measurements to help evaluate... -
Federal
Electrical resistivity tomography (ERT) data
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, magnetic, and radiometric survey, upper East River and surrounding watersheds near Crested Butte, Colorado, 2017
Department of the Interior —
This data release consists of 1,984 line-kilometers of airborne electromagnetic (AEM), magnetic data and radiometric data collected from October to November 2017 in... -
Federal
Airborne Electromagnetic Survey Processed Data and Models Data Release, Yellowstone National Park, Wyoming, 2016
Department of the Interior —
Airborne electromagnetic (AEM) and magnetic survey data were collected during November and December 2016 along 4,212 line-kilometers over Yellowstone National Park,... -
Federal
Airborne electromagnetic and magnetic survey of Illinois River Basin, 2023
Department of the Interior —
Airborne electromagnetic (AEM) and magnetic survey data were collected during January and February 2023 over a distance of 3,799.3 line kilometers covering the... -
Federal
Electrical Resistivity Tomography Data at Fort Irwin National Training Center, San Bernardino County, California, 2015 and 2017
Department of the Interior —
The U.S. Army Fort Irwin National Training Center (NTC), approximately 35 mi north-northeast of Barstow, California, covers approximately 1,177 square miles, and is... -
Federal
Ground conductivity measurements at selected National Wildlife Refuges: Wigeon, Montana, 2017
Department of the Interior —
Shallow subsurface electrical conductivity was mapped at Wigeon National Wildlife Refuge (NWR) in northeast Montana using the DUALEM421 electromagnetic sensor... -
Federal
High resolution helicopter-borne magnetic and electromagnetic survey Eureka Graben area, Colorado September 1999
Department of the Interior —
On September 25, 1998, SIAL Geosciences Inc. (SIAL) was awarded Department of Interior, contract 98CRCN1018, by the U.S. Geological Survey. This contract required... -
Federal
Ground conductivity measurements at selected National Wildlife Refuges: Lindell, North Dakota, 2018
Department of the Interior —
Shallow subsurface electrical conductivity was mapped at Lindell National Wildlife Refuge (NWR) in northwest North Dakota using the DUALEM421 electromagnetic sensor... -
Federal
A dataset of scanned historical well and geophysical logs from 229 counties in Texas, 1918–2020 (ver. 2.1, September 2025)
Department of the Interior —
An extensive archive containing more than 15,000 historical (1918–2020) geophysical logs collected in conjunction with studies done by various entities and more than... -
Federal
Combined results and derivative products of hydrogeologic structure and properties from airborne electromagnetic surveys in the Mississippi Alluvial Plain (ver. 2.0, July 2024)
Department of the Interior —
Electrical resistivity results from four regional airborne electromagnetic (AEM) surveys (Burton et al. 2024, Hoogenboom et al. 2023, Minsley et al. 2021 and Burton... -
Federal
Continuous Resistivity Profiling, Electrical Resistivity Tomography and Hydrologic Data Collected in 2017 from Indian River Lagoon, Florida
Department of the Interior —
Extending 200 kilometers (km) along the Atlantic Coast of Central Florida, Indian River Lagoon (IRL) is one of the most biologically diverse estuarine systems in the... -
Federal
Mount Baker Electromagnetic and Magnetic Data
Department of the Interior —
Hydrothermally altered rocks, particularly if water saturated, can weaken stratovolcanoes, thereby increasing the potential for catastrophic sector collapses that can... -
Federal
Airborne electromagnetic and magnetic survey, western Hualapai Indian Reservation near Grand Canyon West and Peach Springs, Arizona, 2018: Minimally processed AEM and magnetic data
Department of the Interior —
Airborne electromagnetic (AEM) and magnetic survey data were collected during March 2018 along 1,637 line line-kilometers over the western Hualapai Indian Reservation... -
Federal
Ground conductivity measurements at selected National Wildlife Refuges: Stateline, Montana, 2017
Department of the Interior —
Shallow subsurface electrical conductivity was mapped at Stateline National Wildlife Refuge (NWR) in northeast Montana using the DUALEM421 electromagnetic sensor... -
Federal
Surface geophysical data from Ollalie North springs, west-central Oregon
Department of the Interior —
Surface electrical resistivity tomography (ERT) data were collected in September of 2018 near Ollalie North springs in the upper McKenzie River watershed of west-... -
Federal
Ground conductivity measurements at selected National Wildlife Refuges, Montana and North Dakota, 2017-2018
Department of the Interior —
Shallow subsurface electrical conductivity was mapped at selected U.S. Fish and Wildlife Service managed lands in northeast Montana and northwest North Dakota using... -
Federal
Initial core data of 2018 sediment cores from Lake Powell, Utah
Department of the Interior —
This section of the data release includes core log and spectrophotometry data in the format of a comma-separated value (CSV) file... -
Federal
Frequency Domain Electromagnetic (FDEM) Surveys Collected in Fredericktown, Missouri, June 2018
Department of the Interior —
In June 2018, U.S. Geological Survey (USGS) in cooperation with the U.S. Environmental Protection Agency (EPA) collected geophysical measurements to help evaluate the... -
Federal
Ground-based time-domain electromagnetic data and resistivity models for the Mississippi Alluvial Plain Project
Department of the Interior —
The Mississippi Alluvial Plain (MAP) Project contains several geologic units which act as important aquifers. We collected several sets of time-domain electromagnetic...