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Federal
Depth to Mesozoic basement for the USGS National Crustal Model
Department of the Interior —
We present a numeric grid containing estimates of the depth to the pre-Cenozoic basement for the western United States. Values for these grids were combined and... -
Federal
Components of the USGS National Crustal Model (ver. 2.0, September 2025)
Department of the Interior —
Seismic hazard assessments depend on an accurate prediction of ground motion, which in turn depends on a base knowledge of three-dimensional variations in density,... -
Federal
U-Pb detrital zircon geochronology of cores and cuttings from selected wells in Arctic Alaska
Department of the Interior —
Select samples were collected from boreholes in Arctic Alaska to determine the U-Pb ages of zircon to determine a maximum depositional age of the geologic units... -
Federal
Depth to pre-Cenozoic bedrock in northern Nevada
Department of the Interior —
This digital raster dataset represents depth to pre-Cenozoic bedrock in northern Nevada as published in Chapter 6: Geophysical Methods and Application in U.S....