Hill, Patricia L.


Compiling magnetic databases

Explains the process used to compile and analyze data from diverse magnetic surveys of an area to produce a consistent synoptic data set portraying the magnetic anomalies of the region.

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Aeromagnetic and aeroradiometric data for the conterminous United States and Alaska from the National Uranium Resource Evaluation (NURE) program of the U.S. Department of Energy

Aeroradiometric and aeromagnetic flight-line data from surveys flown at 400 feet with line spacing from 3 to 6 miles from 1974 through 1981.

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Wyoming aeromagnetic and gravity maps and data

Aeromagnetic surveys of Wyoming, merged to form seamless grids across the state. Gravity anomaly data are provided as well.

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Arizona aeromagnetic and gravity maps and data

Aeromagnetic surveys of Arizona, merged to form seamless grids across the state. Gravity anomaly data are provided as well.

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New Mexico aeromagnetic and gravity maps and data

Aeromagnetic surveys of New Mexico, merged to form seamless grids across the state. Gravity anomaly data are provided as well.

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South Dakota aeromagnetic and gravity maps and data

Aeromagnetic surveys of South Dakota, merged to form seamless grids across the state. Gravity anomaly data are provided as well.

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North Dakota aeromagnetic and gravity maps and data

Aeromagnetic surveys of North Dakota, merged to form seamless grids across the state. Gravity anomaly data are provided as well.

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Iowa magnetic and gravity maps and data

Aeromagnetic surveys of Iowa, merged to form seamless grids across the state. Gravity anomaly data are provided as well.

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Missouri aeromagnetic and gravity maps and data

Aeromagnetic surveys of Missouri, merged to form seamless grids across the state. Gravity anomaly data are provided as well.

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Nebraska, Kansas, and Oklahoma aeromagnetic and gravity maps and data

Aeromagnetic surveys of Nebraska, Kansas, and Oklahoma, merged to form seamless grids across the states. Gravity anomaly data are provided as well.

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Nevada magnetic and gravity maps and data

Aeromagnetic surveys of Nevada, merged to form seamless grids across the state. Gravity anomaly data are provided as well. Data provided in a variety of formats.

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Preliminary Aeromagnetic Map of Joshua Tree National Park and Vicinity, Southern California

This map is intended to promote further understanding of the geology and structure in the region by serving as a basis for geophysical interpretations and by supporting geological mapping, water-resource investigations, and various topical studies.

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Aeromagnetic map for the state of Idaho

Aeromagnetic surveys of Idaho, merged to form seamless grids across the state. Data provided in a variety of formats.

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Alaska aeromagnetic compilation; digital grids and survey data

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Alaska digital aeromagnetic database description

Basic aeromagnetic data and other airborne survey information for any region of Alaska. Flight-line point information, not grids.

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Merged aeroradiometric data for Alaska

Gridded data from aeroradiometric surveys of Alaska.

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Airborne geophysical surveys in the Boulder Watershed, Jefferson and Lewis and Clark Counties, Montana

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Aeromagnetic survey of Medina and Uvalde Counties, Texas

Flight-line data, flight-line and aeromagnetic anomaly map images

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Helicopter electromagnetic and magnetic survey data and maps, Seco Creek area, Medina and Uvalde Counties, Texas

Airborne geophysical data and a summary of the hydrologic application.

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Aeromagnetic and gravity surveys in Afghanistan

Collection of historical gravity and aeromagnetic data in Afghanistan (1911 through 1967)

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Radiometric Survey in Western Afghanistan: A Website for Distribution of Data

Radiometric (uranium, thorium, potassium content and gamma-ray intensity) and related data were digitized from radiometric and survey route location maps of western Afghanistan previously published by others in 1976.

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Illinois, Indiana, and Ohio magnetic and gravity maps and data

Aeromagnetic surveys of Illinois, Indiana, and Ohio, merged to form seamless grids across the state. Gravity anomaly data are provided as well.

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Oregon magnetic and gravity maps and data

Aeromagnetic surveys of Oregon, merged to form seamless grids across the state. Gravity anomaly data are provided as well.

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A preliminary full spectrum magnetic anomaly grid of the United States with improved long wavelengths for studying continental dynamics

The long-wavelength (50-2,500 km) content of the regional magnetic anomaly compilation was improved by utilizing a nearly homogeneous a nearly homogeneous set of NURE magnetic surveys flown from 1975 to 1981

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Michigan magnetic and gravity maps and data

Best available public-domain aeromagnetic and gravity data in the State of Michigan merged into composite grids. Magnetic data compiled from 25 separate magnetic surveys.

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Compilation of Alaska gravity data and historical reports

Gravity measured from 1958-2005, with standard gravity reduction calculations applied to correct for latitude, elevation, topography, and isostasy.

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Helicopter Electromagnetic and Magnetic Geophysical Survey Data for Portions of the North Platte River and Lodgepole Creek, Nebraska, June 2008

The objective of the survey was to improve the understanding of the relationship between surface water and groundwater systems critical to developing management programs for water resources.

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Helicopter electromagnetic and magnetic survey maps and data, East Poplar oil field area, August 2004, Fort Peck Indian Reservation, northeastern Montana

Grids, line data, and imagery derived from them covering the small study area.

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Helicopter electromagnetic and magnetic geophysical survey data, Oakland, Ashland, and Firth study areas, eastern Nebraska, March 2007

Electrical resistivity depicted in georeferenced grids and maps, representing different approximate depths of investigation for each area. The range of subsurface investigation is comparable to the depth of shallow aquifers.

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Helicopter electromagnetic and magnetic geophysical survey data, Hunton anticline, south-central Oklahoma

Flight line data, grids, and inversions for these surveys are intended to help understand shallow groundwater and develop groundwater resource plans for the aquifer.

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Magnetic anomaly map of North America

Airborne measurement of the earth's magnetic field over all of North America provides gridded data describing the magnetic anomaly caused by variations in earth materials and structure.

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Helicopter electromagnetic and magnetic survey data and maps, northern Bexar County, Texas

Grids, images, and flight-line paths for magnetic and resistivity surveys

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