948 datasets found
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Federal
Digital Elevation Models (DEM) Data
Department of the Interior —
These topographic/bathymetric digital elevation models (DEMs) were collected and compiled to characterize erosion and deposition in the Colorado River and in an... -
Federal
Digital Elevation Model (DEM) from the Hydrologic Derivatives for Modeling and Analysis (HDMA) database -- Africa
Department of the Interior —
This dataset contains the Digital Elevation Model (DEM) for Africa from the Hydrologic Derivatives for Modeling and Analysis (HDMA) database. The DEM data were... -
Federal
Topographic Lidar Survey of the Alabama, Mississippi, and Southeast Louisiana Barrier Islands, from September 5 to October 11, 2012 -- Classified Point Data
Department of the Interior —
This Data Series Report contains lidar elevation data collected September 5 to October 11, 2012, for the barrier islands of Alabama, Mississippi and southeast... -
Federal
A seamless, high-resolution, coastal digital elevation model (DEM) for Southern California
Department of the Interior —
A seamless, three-meter digital elevation model (DEM) was constructed for the entire Southern California coastal zone, extending 473 km from Point Conception to the... -
Federal
Lake Koocanusa Digital Elevation Model (DEM), Lincoln County, Montana
Department of the Interior —
In 2016, the U.S. Army Corps of Engineers (USACE) started collecting high-resolution multibeam echosounder (MBES) data on Lake Koocanusa. The survey originated near... -
Federal
National Hydrography Dataset Plus High Resolution (NHDPlus HR) - USGS National Map Downloadable Data Collection
Department of the Interior —
The High Resolution National Hydrography Dataset Plus (NHDPlus HR) is an integrated datset of geospatial data layers, including the most current National Hydrography... -
Federal
Topographic Lidar Survey of the Alabama, Mississippi, and Southeast Louisiana Barrier Islands, from September 5 to October 11, 2012 -- Bare Earth Digital Elevation Models
Department of the Interior —
A topographic lidar survey was conducted from September 5 to October 11, 2012, for the barrier islands of Alabama, Mississippi and southeast Louisiana, including the... -
Federal
Vegetation height in open space in San Diego County, derived from 2014 NAIP imagery and 2014/2015 lidar
Department of the Interior —
Shrublands have seen large changes over time due to factors such as fire and drought. As the climate continues to change, vegetation monitoring at the county scale is... -
Federal
EAARL Coastal Topography--North Shore, Lake Pontchartrain, Louisiana, 2010
Department of the Interior —
A digital elevation model (DEM) of a portion of the north shore of Lake Pontchartrain, Louisiana, was produced from remotely sensed, geographically referenced... -
Federal
San Francisco Bay-Delta bathymetric/topographic digital elevation model(DEM)
Department of the Interior —
A high-resolution (10-meter per pixel) digital elevation model (DEM) was created for the Sacramento-San Joaquin Delta using both bathymetry and topography data. This... -
Federal
Slope from the Hydrologic Derivatives for Modeling and Analysis (HDMA) database -- Africa
Department of the Interior —
This dataset contains the slope for Africa from the Hydrologic Derivatives for Modeling and Analysis (HDMA) database. The slope data were developed and distributed by... -
Federal
Flow direction from the Hydrologic Derivatives for Modeling and Analysis (HDMA) database -- Asia
Department of the Interior —
This dataset contains the Flow Direction (FD) grid for the Asian continent from the Hydrologic Derivatives for Modeling and Analysis (HDMA) database. The flow... -
Federal
Digital Elevation Model (DEM) from the Hydrologic Derivatives for Modeling and Analysis (HDMA) database -- South America
Department of the Interior —
This dataset contains the Digital Elevation Model (DEM) for South America from the Hydrologic Derivatives for Modeling and Analysis (HDMA) database. The data were... -
Federal
Comma separated value (CSV) text files of navigation and elevation data collected by the U.S. Geological Survey during field activity 2016-030-FA offshore Sandwich Beach, MA in June 2016
Department of the Interior —
The objectives of the survey were to provide bathymetric and sidescan sonar data for sediment transport studies and coastal change model development for ongoing... -
Federal
Cape Cod Bay: continuous bathymetry and topography terrain model of the Massachusetts coastal zone and continental shelf, (32-bit GeoTIFF, UTM 19 NAD 83, NAVD 88 vertical datum).
Department of the Interior —
Integrated terrain models covering 16,357 square kilometers of the Massachusetts coastal zone and offshore waters were built to provide a continuous elevation and... -
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
Great Salt Lake Elevation-Area-Volume Tables
Department of the Interior —
This section of the data release includes tables in the format of comma-separated value (CSV) files with elevation-area-volume relationships for Great Salt Lake. The... -
Federal
Arc ASCII and GeoTiff DEMs of the North-Central California Coast (DEM_#_ASCII and DEM_#_GeoTIFF)
Department of the Interior —
A seamless, 2 meter resolution digital elevation model (DEM) was constructed for the open-coast region of the San Francisco Bay Area (outside of the Golden Gate... -
Federal
Jonathan Davis Wetland Restoration (BA-20): 2018 land-water classification
Department of the Interior —
The Louisiana State Legislature created the Coastal Wetlands Planning, Protection and Restoration Act (CWPPRA) in order to conserve, restore, create and enhance... -
Federal
Digital elevation model (DEM) of central San Francisco Bay, California, created using bathymetry data collected between 2009 and 2020 (NAVD88)
Department of the Interior —
A 1-m resolution, continuous surface, bathymetric digital elevation model (DEM) of the central portion of San Francisco Bay, was constructed from bathymetric surveys...
948 datasets found