Tribe No.6 Dam is an earth dam built on the TR Cheyenne River and is located in , South Dakota. It was built in 1947 for the purpose of water supply.
The dam is under federal ownership and is owned by the Cheyenne River Sioux Tribe.
Tribe No.6 Dam is under federal ownership and is owned by the Cheyenne River Sioux Tribe.
|Dam length||800 feet|
|Dam height||21 feet|
|Structural height||21 feet|
|Hydraulic height||21 feet|
|Max discharge||1,050 cubic feet per second|
|Max storage||242 acre feet|
|Normal storage||156 acre feet|
Length of the dam is defined as the length along the top of the dam. This also includes the spillway, powerplant, navigation lock, fish pass, etc., where these form part of the length of the dam. If detached from the dam, these structures should not be included.
Structural height of the dam is defined as the vertical distance from the lowest point of the excavated foundation to the top of the dam. Top of dam refers to the parapet wall and not the crest.
Hydraulic height of the dam is defined as the vertical difference between the maximum design water level and the lowest point in the original streambed.
Number of cubic feet per second the spillway is capable of discharging when the reservoir is at its maximum designed water surface elevation.
|NID ID (National ID)||SD00775|