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.
Images of Intermittency
A typical intermittent stream — Cedar Creek near Cedar Point, Kansas. On Aug. 13, 2013, it flowed at 303 cubic feet per second (left). A year earlier, Aug. 1, 2012, there was only standing water with no flow (right). USGS images.
