62 datasets found
-
Federal
Mineralogical analyses of drill core samples from the Canyon uranium-copper deposit, a solution-collapse breccia pipe, Grand Canyon area, Coconino County, Arizona, USA
Department of the Interior —
This data release compiles the X-ray diffraction and electron microscopy analyses of drill core samples collected by the U.S. Geological Survey that were selected to... -
Federal
Food Web Data, Colorado River Corridor, Grand Canyon, Arizona, 2006
Department of the Interior —
These data were compiled for a manuscript that examines the riverine food-web structure of the Colorado River below Glen Canyon dam to its confluence with Lake Mead.... -
Federal
Geochemical and X-ray diffraction analyses of drill core samples from the Canyon uranium-copper deposit, a solution-collapse breccia pipe, Grand Canyon area, Coconino County, Arizona
Department of the Interior —
This data release compiles the major and trace element analytical results of drill core samples that typify the uranium-copper ore bodies of the Canyon deposit,... -
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
Digital Elevation Model of Glen Canyon Prior to the Flooding of Lake Powell from Historic Topographic Surveys, Utah and Arizona
Department of the Interior —
Development of a high-resolution digital elevation model (DEM) of the pre-Glen Canyon Dam topography in Glen Canyon National Recreation Area, Utah and Arizona was... -
Federal
Groundwater-withdrawal and well-construction data in the Upper Colorado River Basin from Arizona, Colorado, New Mexico, Utah, and Wyoming state databases, 1980–2022
Department of the Interior —
The U.S. Geological Survey developed a coupled groundwater and surface-water flow (GSFLOW) model to represent the aquifers of the Colorado Plateau and Upper Colorado... -
Federal
Subaerially exposed river sand and reservoir shoreline modelling for Lake Powell releases and changes in Lake Powell and Lake Mead storage
Department of the Interior —
These data were compiled to evaluate impacts of different reservoir management scenarios on sand exposure for aeolian landscape and cultural site resources. Objective... -
Federal
Geochemical and mineralogical analyses of uranium ores from the Hack II and Pigeon deposits, solution-collapse breccia pipes, Grand Canyon region, Mohave and Coconino Counties, Arizona, USA
Department of the Interior —
This data release compiles the whole-rock geochemistry, X-ray diffraction, and electron microscopy analyses of samples collected from the uranium ore bodies of two... -
Federal
Plant habitat suitability modeling for the Colorado River in Grand Canyon, Arizona under different management scenarios for Lake Powell releases
Department of the Interior —
These data were compiled to assess potential impacts of altered operations of Glen Canyon Dam on riparian plant resources. Objective(s) of our study were to quantify... -
Federal
Geomorphic Change-Sediment Transport Data for the Little Colorado River, Arizona, USA
Department of the Interior —
These data were compiled to accompany flow modeling work on Little Colorado river above the mouth (USGS gage 09402300). The data include topographic data collected by... -
Federal
Southwestern Riparian Plant Trait Matrix, Colorado River, Grand Canyon, Arizona, 2014 - 2016—Data
Department of the Interior —
This dataset contains information on the physical traits and environmental tolerances of plant species occurring along the lower Colorado River through Grand Canyon.... -
Federal
Multibeam Echosounder, Reson T-20P tracklines, collected within Lake Powell UT-AZ during USGS Field Activity 2017-049-FA (Esri polyline shapefile, GCS WGS 84)
Department of the Interior —
High-resolution geophysical mapping of Lake Powell in the Glen Canyon National Recreation Area in Utah and Arizona was conducted between October 8 and November 15,... -
Federal
Dissolved oxygen predictions for releases from Lake Powell under different management scenarios for Lake Powell releases
Department of the Interior —
Dissolved oxygen estimates were generated to help understand how different alternative management scenarios may affect the likelihood of low dissolved oxygen in Glen... -
Federal
Angel Lichen Moth Abundance and Morphology Data, Grand Canyon, AZ, 2012
Department of the Interior —
Two unique datasets on the abundance and morphology of the angel lichen moth (Cisthene angelus) in Grand Canyon, Arizona, USA were compiled to describe the phenology... -
Federal
Plant functional traits, Colorado River, Grand Canyon, 2012-2014—Data
Department of the Interior —
These data were compiled or measured (depending on the trait) for 110 plant species which were documented in vegetation monitoring surveys in years 2012-2014 along... -
Federal
Initial core data of 2018 sediment cores from Lake Powell, Utah
Department of the Interior —
This section of the data release includes drillhole information in the format of a comma-separated value (CSV) file (2018LakePowellCoring_DrillholeInfo.csv). It is... -
Federal
Seismic Reflection, EdgeTech SB-424 chirp tracklines collected within Lake Powell, UT-AZ during USGS field activity 2017-049-FA, (Esri polyline shapefile, GCS WGS 84)
Department of the Interior —
High-resolution geophysical mapping of Lake Powell in the Glen Canyon National Recreation Area in Utah and Arizona was conducted between October 8 and November 15,... -
Federal
Stand density and climate data in the Taylor Woods study area (Fort Valley Experimental Forest) on the Colorado Plateau in Northern Arizona, 1961-2011
Department of the Interior —
These data were compiled for research pertaining to the effects of stand density on growth rates in semi-arid forests. Increasing heat and aridity in coming decades... -
Federal
Initial core data of 2018 sediment cores from Lake Powell, Utah
Department of the Interior —
This section of the data release includes core images in the format of photos (JPG) that have been compressed into a zipped file... -
Federal
Multibeam bathymetric data collected within Lake Powell, UT-AZ during USGS Field Activity 2017-049-FA using a dual-head Reson T20-P multibeam echosounder (32-bit GeoTIFF, UTM Zone 12N, NAD 83, NAVD 88 Vertical Datum, 2-m resolution).
Department of the Interior —
High-resolution geophysical mapping of Lake Powell in the Glen Canyon National Recreation Area in Utah and Arizona was conducted between October 8 and November 15,...
62 datasets found