From Wikipedia, the free encyclopedia
In xeric lands, a gulch is a deep V-shaped valley formed by erosion. It may contain a small stream or dry creek bed and is usually larger in size than a gully. Sudden intense rainfall upstream may produce flash floods in the bed of the gulch.
See also 
- "Gulch". Interesting and curious generic terms used in Canada. Natural Resources Canada. Retrieved 8 April 2013.
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