Originator: Complex Systems Research Center, University of New Hampshire
Abstract:
The USGS Hypsography files contain digital representations of the topographic contours
mapped on the USGS quadrangles. This USGS DLG (Digital Line Graph) data layer contains
a full range of attribute codes, has full topological structuring, and has passed
certain quality control checks. More information regarding USGS DLG data can be
found at http://edc.usgs.gov/guides/dlg.html.
Theme Keywords: Hypsography, Contours, Elevation, Topography, Digital Line Graphs