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.
Symbology for a canal, ditch, stream, river, sea, ocean, or estuary fill for hydrography data used with OnDemand 25K Recreational Topo map products.
Public Domain.
