Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
The U.S. Geological Survey (USGS) Center of Excellence for Geospatial Information Science (CEGIS) is a virtual organization with Federal and academic affiliate scientists conducting research in support of The National Map (TNM) and the Three-Dimensional Elevation Program (3DEP).
CEGIS researchers are Federal scientists in the USGS that lead collaborative research projects.
