161 datasets found
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Federal
2018 lidar-derived imagery of karst areas in Puerto Rico at 1-meter resolution
Department of the Interior —
This raster dataset contains 1-meter lidar-derived imagery of 7.5 minute quadrangles in karst areas of Puerto Rico and was created using geographic information... -
Federal
Delineations of channel and floodplain features mapped on aerial photographs within Echo and Island Parks, including distances along the channel centerline downstream from Flaming Gorge Dam
Department of the Interior —
These data were compiled to determine the rate and magnitude of channel-planform change, and the topographic change of the channel and floodplain in Echo, Island, and... -
Federal
Colorado River Delta Project: A compilation of vegetation indices, phenology assessment metrics, and estimates of evapotranspiration for circular bird plots in the Colorado River delta between 2000-2020 (ver. 1.0)
Department of the Interior —
These data were compiled to understand the effects of riparian vegetation health on local abundance and species diversity of land birds. The primary objective of our... -
Federal
Aerial imagery analysis and topographic change detection (digital surface models), field observations and topographic change (terrestrial lidar surveys), and 4-minute wind speed record data for an aeolian dune field near Lees Ferry, AZ
Department of the Interior —
These data were compiled for assessing how geomorphic changes measured as topographic differences from repeat surveys represent measured and modelled estimates of... -
Federal
Sediment budget data for Lees Ferry dune field, February-May 2019
Department of the Interior —
These data were compiled to enable estimation of aeolian dune field sediment budgets calculated using remote sensing methods. The objective of the study was to... -
Federal
Dust mass and horizontal aeolian sediment flux data from a sampler network on the Colorado Plateau, USA
Department of the Interior —
These data were compiled to assess time series data of aeolian sediment collections across varying climates, vegetation cover, and land uses on the Colorado Plateau.... -
Federal
Spatial polygon footprint for the 105 aerial imagery tiles and 7 zones - 2021
Department of the Interior —
In May 2021, the Grand Canyon Monitoring and Research Center (GCMRC) of the U.S. Geological Survey’s (USGS), Southwest Biological Science Center (SBSC) acquired... -
Federal
Digital surface model (DSM) data for the Colorado River corridor in Grand Canyon National Park and Glen Canyon National Recreation Area (2013)
Department of the Interior —
The 2013 Digital Surface Model (DSM) dataset consists of single band rasters at 1-meter pixel resolution that were generated to orthorectify a four band ortho imagery... -
Federal
Grammar transformations of topographic feature type annotations of the U.S. to structured graph data.
Department of the Interior —
These data were used to examine grammatical structures and patterns within a set of geospatial glossary definitions. Objectives of our study were to analyze the... -
Federal
Hatchery-reared Roundtail Chub Data, Arizona USA
Department of the Interior —
These data were compiled as part of a larger study to evaluate post-stocking survival of hatchery-reared Roundtail Chub. We conducted a two year study (Dec. 2015 –... -
Federal
Lake Powell extent polygons at various elevations
Department of the Interior —
These data were compiled to visualize the extent of Lake Powell at various elevation levels. These data represent water surface elevations for Lake Powell at levels... -
Federal
Various Lake Powell data used for predicting smallmouth bass entrainment rates and population growth based on thermal suitability below and downstream of Glen Canyon Dam
Department of the Interior —
These data were compiled to create models that estimate entrainment rates and population growth rates of smallmouth bass below Glen Canyon Dam. Objective(s) of our... -
Federal
Compilation of actual evapotranspiration and vegetation indices along critical riparian zones on the Navajo Nation from 2013-2023
Department of the Interior —
These data were compiled for monitoring riparian zone trends and changes in the Navajo Nation as part of a study to document riparian ecosystem health and its water... -
Federal
Lidar-derived imagery and digital elevation model of Monroe County, West Virginia at 3-meter resolution
Department of the Interior —
These raster datasets are 3-meter lidar-derived images of Monroe County, West Virginia, and were created using geographic information systems (GIS) software. Lidar-... -
Federal
Discharge and water temperature data, Lake Powell thermal profiles, and Annual Thermal Units used to assess reintroduction feasibility of Colorado pikeminnow (Ptychocheilus lucius) in the Colorado River in Grand Canyon
Department of the Interior —
These data were compiled to assess the physical attributes of the Colorado River and its tributaries in Grand Canyon, including discharge, water temperature, Annual... -
Federal
Digital elevation model of the Green River channel bed constructed from multibeam sonar data in Echo, Island and Rainbow Parks, Dinosaur National Monument
Department of the Interior —
These data were compiled to determine the rate and magnitude of channel-planform change, and the topographic change of the channel and floodplain in Echo, Island, and... -
Federal
Map data showing concentration of landslides caused by Hurricane Maria in Puerto Rico
Department of the Interior —
On September 20, 2017, Hurricane Maria hit the U.S. territory of Puerto Rico as a category 4 storm. Heavy rainfall caused landslides in mountainous regions throughout... -
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
Digital surface model (DSM) data for the Colorado River corridor in Grand Canyon National Park and Glen Canyon National Recreation Area (2009)
Department of the Interior —
The 2009 Digital Surface Model (DSM) dataset consists of single band rasters at 1-meter pixel resolution that were generated to orthorectify a four band ortho imagery... -
Federal
Geomorphic attributes of campsites adjacent to the Colorado River in Grand Canyon, AZ
Department of the Interior —
This dataset represents 505 campsites along the Colorado River in Grand Canyon with associated debris flow probabilities calculated for approximately a 100-year...
161 datasets found