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9 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.

Global topography information with metadata and documentation.
Topography maps and information about Virginia, includes links to other topography sites.
Topographic maps for the northern Appalachian Basin area, subsurface readings, and seismic data in the forms of PDFs and tables.
From the site: “A Digital Raster Graphic (DRG) is a scanned image of a U.S. Geological Survey (USGS) topographic map. An unclipped scanned image...
From the site: “A Digital Raster Graphic (DRG) is a scanned image of a U.S. Geological Survey (USGS) topographic map. An unclipped scanned image...
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...