805 datasets found
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Federal
SEG-Y format of chirp seismic-reflection profiles collected in Lake Mead in 1999
Department of the Interior —
Lake Mead is a large interstate reservoir located in the Mojave Desert of southeastern Nevada and northwestern Arizona. It was impounded in 1935 by the construction... -
Federal
April 2025 Probable Maximum 24-Month Study
Department of the Interior —
The Probable Maximum 24-Month Study report describes projected operations and power generation for Colorado River system reservoirs including Fontenelle, Flaming... -
Federal
Predictive soil property map: Soil pH
Department of the Interior —
These data were compiled to demonstrate new predictive mapping approaches and provide comprehensive gridded 30-meter resolution soil property maps for the Colorado... -
Federal
Geomorphic Change-Sediment Transport Data for Kanab Creek, Arizona USA
Department of the Interior —
These data were compiled to accompany flow modeling work on Kanab Creek near the mouth (USGS gage 09403850). The data include topographic data collected by a remote... -
Federal
Colorado River Mile System, Grand Canyon, Arizona
Department of the Interior —
These data represent the centerline and measured increments at hundredths, tenths and whole miles, along the centerline of the Colorado River beginning at Glen Canyon... -
Federal
Interpretation of the Surficial Geology of Lake Mead Based on Sidescan-Sonar Imagery, Topography and Sediment Thickness (LAKEMEAD_INTERP.SHP)
Department of the Interior —
Lake Mead is a large interstate reservoir located in the Mojave Desert of southeastern Nevada and northwestern Arizona. It was impounded in 1935 by the construction... -
Federal
March 2025 Most Probable 24-Month Study
Department of the Interior —
The Most Probable 24-Month Study report describes projected operations and power generation for Colorado River system reservoirs including Fontenelle, Flaming Gorge,... -
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
Modelled Lake Powell releases and reservoir elevations under different alternative management scenarios
Department of the Interior —
These data were compiled for/to modeling efforts for U.S. Bureau of Reclamation National Environmental Policy Act (NEPA) analyses for the Colorado River in Grand... -
Federal
April 2025 Most Probable 24-Month Study
Department of the Interior —
The Most Probable 24-Month Study report describes projected operations and power generation for Colorado River system reservoirs including Fontenelle, Flaming Gorge,... -
Federal
October 2010 Probable Minimum 24-Month Study
Department of the Interior —
The Probable Minimum 24-Month Study report describes projected operations and power generation for Colorado River system reservoirs including Fontenelle, Flaming... -
Federal
March 2008 Most Probable 24-Month Study
Department of the Interior —
The Most Probable 24-Month Study report describes projected operations and power generation for Colorado River system reservoirs including Fontenelle, Flaming Gorge,... -
Federal
One Meter Topobathymetric Digital Elevation Model for Lake Powell, Arizona-Utah, 1947-2018
Department of the Interior —
To support the modeling of the Colorado River water storage area capacity tables by the U.S. Geological Survey (USGS) Utah Water Science Center in the Glen Canyon... -
Federal
Annual Operating Plan for Colorado River Reservoirs 2022
Department of the Interior —
Each year’s Annual Operating Plan (AOP) for Colorado River Reservoirs reports on both the past operations of the Colorado River reservoirs for the completed water... -
Federal
TDS concentration and load time series for Lower Colorado River Basin tributaries of the Colorado River from WRTDS modeling, 1938 to 2021
Department of the Interior —
Total dissolved solids (TDS) in surface waters affect water quality and useability and are of particular concern in the Colorado River Basin. Estimates of current and... -
Federal
August 2009 Most Probable 24-Month Study
Department of the Interior —
The Most Probable 24-Month Study report describes projected operations and power generation for Colorado River system reservoirs including Fontenelle, Flaming Gorge,... -
Federal
Predictive soil property map: Clay content
Department of the Interior —
These data were compiled to demonstrate new predictive mapping approaches and provide comprehensive gridded 30-meter resolution soil property maps for the Colorado... -
Federal
Humpback chub spring and fall capture histories in the Little Colorado River, 2009-2019
Department of the Interior —
These data were compiled to examine rates of skipped migration in adult humpback chub that spawn in the Little Colorado River (LCR). These data include mark-recapture... -
Federal
Reformatted Hypack Navigation from Lake Mead - 2001
Department of the Interior —
Lake Mead is a large interstate reservoir located in the Mojave Desert of southeastern Nevada and northwestern Arizona. It was impounded in 1935 by the construction... -
Federal
Digital elevation model (DEM) data for the Colorado River corridor in Grand Canyon National Park and Glen Canyon National Recreation Area (2021)
Department of the Interior —
The 2021 Digital Elevation Model (DEM) dataset consists of single band rasters at 1-meter pixel resolution that were generated to orthorectify four band ortho imagery...
805 datasets found