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Federal
Horizontal-to-Vertical Spectral Ratio (HVSR) Passive-Seismic Data Collected in the Cedar River Floodplain, Cedar Rapids, Iowa, 2015 recent views
Department of the Interior —
In April 2015, a total of 34 passive seismic surveys were conducted in the Cedar River Floodplain. The horizontal-to-vertical spectral ratio (HVSR) method is a... -
Federal
Electrical Resistivity Tomography (ERT) Surveys on Cedar River Floodplain, Cedar Rapids, Iowa, 2015 recent views
Department of the Interior —
Electrical resistivity tomography (ERT) surveys were collected in April 2015 to support hydrogeologic characterization of the alluvial aquifer and to assess the... -
Federal
Bedrock Geology of the turkey Creek Drainage Basin, Jefferson County, Colorado recent views
Department of the Interior —
This geospatial data set describes bedrock geology of the Turkey Creek drainage basin in Jefferson County, Colorado. It was digitized from maps of fault locations and... -
Federal
Geophysical Characteristics of the Conterminous United States: Lithology - Physical Source Data recent views
Department of the Interior —
This workbook summarizes geophysical data for each lithology contained within the USGS Preliminary Integrated Geologic Map Databases for the United States (Open File... -
Federal
Geochemical Characteristics of the Conterminous United States: % MgO recent views
Department of the Interior —
This raster depicts the percentage of lithological magnesium oxide (MgO) content in surface or near surface geology. We derived these rasters by calculating the... -
Federal
Orange County, New York: Horizontal-to-Vertical Spectral Ratio (HVSR) Soundings (2011 - 2012) recent views
Department of the Interior —
This child item dataset contains a single horizontal-to-vertical spectral ratio (HVSR) measurement from Orange County, New York, for 39 measurements, OHVSR1 through... -
Federal
Exposed Precambrian Bedrock in Part of Dickinson County, Michigan, and Marinette and Florence Counties, Wisconsin recent views
Department of the Interior —
The U.S. Geological Survey conducted a program of bedrock geologic mapping in much of the central and western upper peninsula of Michigan and parts of Wisconsin from... -
Federal
Rensselaer County, New York: Horizontal-to-Vertical Spectral Ratio (HVSR) Soundings (2010, 2016 -2017) recent views
Department of the Interior —
This child item dataset contains horizontal-to-vertical spectral ratio (HVSR) data from Rensselaer County, New York, for 20 measurements, REHVSR1 - REHVSR20. Raw and... -
Federal
Bedrock Data from Western Cape Cod, Massachusetts (WELLSITE shapefile, Geographic, NAD27) recent views
Department of the Interior —
Cores collected from recent drilling in western Cape Cod, Massachusetts provide insight into the topography and petrology of the underlying bedrock. Cores from 64... -
Federal
Geophysical Characteristics of the Conterminous United States: Uniaxial Compressive Strength (MPa) recent views
Department of the Interior —
This raster depicts the percentage of lithological the compressive strength, measured as uniaxial compressive strength (in megaPascals, MPa) of surface or near... -
Federal
Nahant to Gloucester, Massachusets Depth to Bedrock (bedrock_depth) recent views
Department of the Interior —
These data are high-resolution seismic reflection profile data of the seafloor offshore of Massachusetts, from Nahant to Gloucester. Approximately 1,175 kms of... -
Federal
Geochemical Characteristics of the Conterminous United States: % Na2O recent views
Department of the Interior —
This raster depicts the percentage of lithological sodium oxide (Na2O) content in surface or near surface geology. We derived these rasters by calculating the average... -
Federal
Susquehanna County, Pennsylvania: Horizontal-to-Vertical Spectral Ratio (HVSR) Soundings (2010) recent views
Department of the Interior —
This child item dataset contains a single horizontal-to-vertical spectral ratio (HVSR) measurement from Susquehanna County, Pennsylvania, SQHVSR01PA.Raw and processed... -
Federal
Geochemical Characteristics of the Conterminous United States: % CaO recent views
Department of the Interior —
This raster depicts the percentage of lithological calcium oxide (CaO) content in surface or near surface geology. We derived these rasters by calculating the average... -
Federal
Bedrock contours underlying the alluvium of the Lower Arkansas River Valley, Southeast Colorado recent views
Department of the Interior —
Contours (20-foot interval) showing altitude of the bedrock surface in feet above NGVD 29 underlying the alluvium in the Lower Arkansas River Valley, Southeast... -
Federal
Geochemical Characteristics of the Conterminous United States: % K2O recent views
Department of the Interior —
This raster depicts the percentage of lithological potassium oxide (K2O) content in surface or near surface geology. We derived these rasters by calculating the... -
Federal
Saratoga County, New York: Horizontal-to-Vertical Spectral Ratio (HVSR) Soundings (2010) recent views
Department of the Interior —
This child item dataset contains horizontal-to-vertical spectral ratio (HVSR) data from Saratoga County, New York, for 15 measurements: SAHVSR53 - SAHVSR57, SAHVSR59,... -
Federal
Denali Fault Zone Field, Microvein, and Microbeam Data, Kluane Ranges, Yukon, Canada recent views
Department of the Interior —
Detailed geologic mapping and sample collection was conducted in rare bedrock exposures of the Denali fault zone during the summer months of 2013, 2014, and 2015 by... -
Federal
Digital geospatial datasets in support of hydrologic investigations of the Colorado Front Range Infrastructure Resources Project recent views
Department of the Interior —
The U.S. Geological Survey developed this dataset as part of the Colorado Front Range Infrastructure Resources Project (FRIRP). One goal of the FRIRP was to provide... -
Federal
Horizontal-to-Vertical Spectral Ratio and Depth-to-Bedrock Data for Saline-Groundwater Investigation in the Genesee Valley, New York, October-November 2016 and 2017 recent views
Department of the Interior —
In October and November of 2016 and 2017, the U.S. Geological Survey collected horizontal-to-vertical spectral ratio (HVSR) data at 104 sites in the Genesee Valley,...