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Bouguer anomaly
Gravity anomaly corrected to remove the effects of topography using knowledge of the terrain in the area surrounding the measurement station.
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Results 1 - 19 of 19 listed by similarity [list alphabetically]
Bouguer gravity anomaly grid for the conterminous US [New Window]
Measurements of the gravitational field vary slightly from place to place due to the composition and structure of Earth's crust. This digital grid describes the Bouguer gravity anomaly for the conterminous US.
Ohio complete bouguer gravity anomaly grid [New Window]
Aeromagnetic, gravity anomaly, and derivative maps of the Craig and Dixon Entrance 1°x3° quadrangles of southeastern Alaska [New Window]
A simplified geologic map, raw gravity and magnetic data, with derivative products including depth-to-source and rock densities, with limited interpretations of the underlying geology, structures, and mineral resources.
Preliminary isostatic residual gravity anomaly map of Paso Robles 30 x 60 minute quadrangle, California [New Window]
Includes 2,604 (170 not previously published) gravity station measurements with calculations of free-air, simple Bouguer, complete Bouguer, and isostatic anomaly.
Aeromagnetic and gravity maps of the central Marysvale volcanic field, southwestern Utah [New Window]
Maps (no data) depicting aeromagnetic and Bouguer gravity anomaly in the study area. Report discusses rock sample density and magnetic properties, but data are buried in PDF tables.
Airborne gravity survey and ground gravity in Afghanistan [New Window]
Data release and processing description of airborne and ground gravity data collected over Afghanistan
Compilation of Alaska gravity data and historical reports [New Window]
Gravity measured from 1958-2005, with standard gravity reduction calculations applied to correct for latitude, elevation, topography, and isostasy.
Geology of Puerto Rico [New Window]
Geologic units and faults from USGS Open File Report 98-38, concerning assessment of the mineral resources of Puerto Rico
Geology, geochemistry, geophysics, mineral occurrences, and mineral resource assessment for the commonwealth of Puerto Rico [New Window]
Geologic map with faults, along with additional scientific information needed for mineral resource assessment (geochemical analyses, mineral occurrences, geologic terranes, and estimated undiscovered resources)
PDF Geophysical interpretations of the southern Española Basin, New Mexico, that contribute to understanding its hydrogeologic framework [New Window]
Geophysical interpretation of the southern Española basin for the purpose of understanding the hydrogeologic framework including shallow faults, igneous units, and basement rocks
Geophysical studies in the vicinity of the Warner Mountains and Surprise Valley, northeast California, northwest Nevada, and southern Oregon [New Window]
Gravity station data and physical property measurements used to infer subsurface geologic structure
Gravity and magnetic investigations of the Mojave National Preserve and adjacent areas, California and Nevada [New Window]
Gravity station and rock physical property data used to infer geologic structure of the area
Gravity data from the San Pedro River Basin, Cochise County, Arizona [New Window]
321 observed gravity values with free-air, simple Bouguer, and complete Bouguer anomaly values; high-precision relative-gravity surveys repeated over time, useful for aquifer-storage-change monitoring; and absolute gravity values for use as base stations.
Isostatic gravity map of the Point Sur 30 x 60 quadrangle and adjacent areas, California [New Window]
Includes 802 gravity station measurements with isostatic, free-air, simple and complete Bouguer anomalies, and terrain correction.
Michigan magnetic and gravity maps and data [New Window]
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.
Oregon magnetic and gravity maps and data [New Window]
Aeromagnetic surveys of Oregon, merged to form seamless grids across the state. Gravity anomaly data are provided as well.
Principal facts for gravity stations collected in 2010 from White Pine and Lincoln Counties, east-central Nevada [New Window]
Gravity observations from 99 locations in this area, with free-air, isostatic, and complete Bouguer anomalies.
Principal facts for gravity stations in the vicinity of San Bernardino, southern California [New Window]
Gravity measurements collected to help define the characteristics of the Rialto-Colton fault, with rock properties such as lithology, magnetic susceptibility and density.
PDF The Longview/Lakeview barite deposits, southern National Petroleum Reserve, Alaska (NPRA); potential-field models and preliminary size estimates [New Window]
Geophysical modeling used to study mineral deposit geometry. Includes 227 new gravity stations.

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