Watershed Delineation
From ASDSO Dam Safety Toolbox
“For most hydrologic studies, it is essential that good topographic maps be used. It is important that the maps contain contours of ground-surface elevation, so that drainage basins can be delineated and important features such as slopes, exposure, and stream patterns can be measured”.[1]
Best Practices Resources
National Engineering Handbook: Chapter 6 - Stream Reaches and Hydrologic Units, NRCS
Citations:
Revision ID: 7350
Revision Date: 07/21/2023