USGS 1/3 arc-second Contour Downloadable Data Collection
Dates
Publication Date
2017
Start Date
2012
Citation
U.S. Geological Survey, 2017, USGS 1/3 arc-second Contour Downloadable Data Collection: USGS - National Geospatial Technical Operations Center (NGTOC).
Summary
The geospatial data of this layer is comprised of elevation contours derived from 1/3 arc-second 3D Elevation Program (3DEP) data.
Summary
The geospatial data of this layer is comprised of elevation contours derived from 1/3 arc-second 3D Elevation Program (3DEP) data.
This dataset depicts geographic features on the surface of the earth. It is general purpose data for users who are not GIS experts. The geospatial data in this map are from selected National Map data holdings and other government sources.