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Digital Elevation Model (DEM), Northern Appalachian

Dates

Acquisition
2014-03-18

Summary

This dataset represents elevation for the Northern U.S. and Canada. This Digital Elevation Model (DEM) was created by mosaicing two datasets: 1. U.S. Geological Survey's (USGS) 30 meter National Elevation Dataset (NED) , ~1 arc-second data that is updated over large areas by integrating the 10 meter or better source data (where available), re-sampled to 1 arc-second. 2. The Canadian Digital Elevation Data, Level 1 (CDED1) The Center of Topographic Information (CTI) jointly produces the CDED with federal, provincial, and territorial government agencies as well as the private sector. The CDED consists of an ordered array of ground or reflective surface elevations, recorded in meters, at regularly spaced intervals. Time period (1980-03-01 [...]

Contacts

Attached Files

Click on title to download individual files attached to this item.

DEM.zip 841.98 MB
Extension: dem.zip
thumbnail.png thumbnail 8.04 KB

Purpose

This dataset represents elevation for the Northern U.S. and Canada.
Preview Image

Map

Spatial Services

ArcGIS Mapping Service

WMS Service

Communities

  • LC MAP - Landscape Conservation Management and Analysis Portal
  • North Atlantic Landscape Conservation Cooperative

Tags

Provenance

Data source
Input directly
The Nature Conservancy, The Wildlife Conservation Society, U.S.G.S., The Center of Topographic Information

Additional Information

ArcGIS Service Definition Extension

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files
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servicePath5395cfaae4b0b4b172cbe6b3

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