Topography data

Topography data descriptions

This is an automatically generated table.

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There are 23 datasets described below.

Dataset info	Type	Origin	Description	Data example
ASTER	Topography	Measured	Global topography from NASA's and METI's (Japan) Terra satellite
Aerial images Fraser GST	Topography	Measured	Aerial images of Fraser GST zone
CGIAR-CSI SRTM	Topography	Modeled	Improved and void-filled global topographic model of the SRTM data; 3 arc-second (~90 m) cell size
Clara Orru - measured data of a degradational sand-gravel laboratory experiment	Topography	Measured	measured data from a degradational sand-gravel laboratory experiment
Coastal DEMs	Topography	Modeled	High-resolution, integrated bathymetric-topographic relief models of U.S. coastal communities; 1/3 arc-second (~10 m) cell size and coarser
ETOPO1	Topography	Modeled	Global integrated bathymetric-topographic relief model; 1 arc-minute (~2 km) cell size
GEBCO	Topography	Modeled	Global integrated bathymetric-topographic relief model; 1 arc-minute (~2 km) and 30 arc-second (~1 km) cell sizes
GLOBE	Topography	Modeled	Global topographic relief model; 30 arc-second (~1 km) cell size
GSHHG	Topography	Measured	Global Self-consistent, Hierarchical, High-resolution Geography Database
GTOPO30	Topography	Modeled	GTOPO30 is a global digital elevation model with a horizontal resolution of 30 arc seconds.
Global Multibeam Bathymetry	Topography	Measured	NGDC's global database of multibeam swath sonar bathymetric surveys
Global Topography	Topography	Modeled	Global estimated bathymetric and integrated bathy-topo relief models; 1 minute (~2 km) and 30 arc-second (~1 km) cell sizes
Great Lakes Bathymetry	Topography	Modeled	Bathymetric models and contours of the Great Lakes; 3 arc-second (~90 m) cell size
IBCAO	Topography	Modeled	Integrated bathymetric-topographic relief model of the Arctic Ocean; 500-meter cell size
MERIT DEM	Topography	Measured	The MERIT DEM was developed by removing multiple error components from existing spaceborne DEMs (SRTM3 and AW3D)
Marine Geophysical Trackline Data	Topography	Measured	NGDC's global database of marine trackline surveys; contains bathymetry, magnetics, gravity and seismic navigation data
NED	Topography	Modeled	U.S. National Elevation Dataset (NED) topographic relief model; 1/9 arc-second (~3 m) cell size to 2 arc-second (~60 m) cell size
NGDC Coastal Relief Model	Topography	Modeled	Integrated bathymetric-topographic relief models of U.S. coasts; 3 arc-second (~90 m) cell size
NOSHDB	Topography	Measured	Database of U.S. hydrographic surveys conducted by NOAA's National Ocean Service
OpenTopography	Topography	Modeled	Community access to high-resolution, Earth science-oriented, topography data, and related tools and resources.
SRTM	Topography	Measured	Global topography from NASA's 2000 Shuttle Radar Topography Mission (SRTM)
Southern Alaska Coastal Relief Model	Topography	Modeled	Integrated bathymetric-topographic relief model of Southern Alaska; 24 arc-second cell size
World Vector Shoreline	Topography	Measured	World Vector Shoreline