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.
Example of a shapefile displayed in the preview map of an item in ScienceBase. The WMS and WFS service URLs are displayed under the map. From the USGS data release: https://doi.org/10.5066/P9N0MKUW
Public Domain.
