Surface Water Topics

By Darrel Dunn, Ph.D., PG, Hydrogeologist

(Professional Synopsis 🔳)

The purpose of this web page is to present my comments on surface water topics addressed in emails from viewers of this site. These comments are brief statements related to questions and comments in the viewer's emails. They are not comprehensive coverage of the topic.

Mountain Watershed Runoff

The streamflow from watersheds in the Rocky Mountains, USA, tends to be concentrated in the spring runoff. The hydrograph shown below is an example.

Mountain watershed hydrograph.

Such hydrographs are amenable to flow duration analysis.