2026-05-09T03:27:51Z

1:1,000,000-Scale Contours of the Conterminous United States

Gbl Index Year Im:

2014

Dct Creator Sm:

Geological Survey (U.S.)

Dct Description Sm:

This line shapefile shows elevation contour lines for the conterminous United States. The map layer was derived from the 100-meter resolution eleva...

Dct Publisher Sm:

National Atlas of the United States