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.
USGS hydrologists return from measuring streamflow on the Red River in Fargo, N.D. The USGS Red River of the North at Fargo streamgage can be seen on the right in the image.
Public Domain.
