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Engineering > Dams

Dams


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Photo of a dam.

design graphic There are approximately 2,350 dams built on National Forest System lands. About half of these dams are owned and operated by the Forest Service. The other half are owned and operated by other Federal agencies, States, and private parties under special-use permits. design graphic

The percentage of dams with specific purposes are:

Purpose Owned by
Forest Service
Owned by
Others
Percent (%)* Percent (%)*
Recreation 58 25
Fire Protection/Stock Ponds 22 4
Fish and Wildlife 22 4
Irrigation 6 57
Water Supply 4 17
Flood Control 3 12
Debris Control 1 1
Hydroelectric <1 18
Navigation <1 1
Other <1 2

*The percentages total more than 100 percent because many dams are multipurpose.

Forest Service dams are included in the National Inventory of Dams, maintained by the U.S. Army Corps of Engineers.

 

 
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