Relevant physical characteristics of a watershed are:
- outlet and base level
- boundary (divide)
- size
- shape
- elevation and gradient
- aspect and orientation
- drainage network
- soils and geology
- vegetation
- cultural activities
Watershed
A watershed (catchment, drainage basin) is a unit of land from which surface, subsurface, and groundwater runoff flow to a common outlet. The morphology of a watershed is the result of geologic history, climate, and the time over which these factors have acted.
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Relevant physical characteristics of a watershed are:
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