USGS 1/3 arc-second Contours
The geospatial data of this layer is comprised of elevation contours derived from 1/3 arc-second 3D Elevation Program (3DEP) data.
Harvest Source
| Field | Value |
|---|---|
| Source | http://thor-f5.er.usgs.gov/ngtoc/metadata/waf/elevation/contours_1-3_arc-second/ |