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12 submissions

Submissions within the EDX system encompass many different forms of data. This includes, but is not limited to, publications, files, apps, tools, or other resources that are data driven resources.

he Essential Terrestrial Variables available on HydroTerre (~200TB at present) represents the fundamental national data necessary to run high...
Ohio Digital Elevation Models (DEMs)
Ohio Digital Ortho Quarter Quads (DOQQs)
Ohio Digital Raster Graphs (DRGs)
Ohio Statewide Imagery Data
Ohio USGS Digital Line Graphs (DLGs)
From the site: "Digital elevation model (DEM) data are arrays of regularly spaced elevation values referenced horizontally either to a Universal...
The U.S. Geological Survey (USGS) National Geospatial Program is developing the 3D Elevation Program (3DEP) to respond to growing needs for...
The National Elevation Dataset (NED) is a new raster product assembled by the U.S. Geological Survey. The NED is a seamless mosaic of...
The 7.5-minute digital elevation model (DEM) data are digital representations of cartographic information in a raster form. The DEMs consists of...
These DEMs consist of an array of elevations for ground positions at regularly spaced 3-meter intervals. They were created from mass points and...
A Digital Raster Graphic (DRG) is a scanned image of a U.S. Geological Survey (USGS) topographic map. An unclipped scanned image includes all...