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.
Sand Creek near Olsonville, SD (streamgage 06464120). Sand Creek is a tributary to the Keya Paha River and is fed by seeps or springs that originate from the Ogallala aquifer.
Public Domain.
