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Big Sandy Dam
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Big Sandy Dam Share
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Overview Share
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Farson, Wyoming
Federal ownership
Built in 1951

Big Sandy Dam is an earth dam built on the Big Sandy Creek River and is located in Farson, Wyoming. It was built in 1951 .

The dam is under federal ownership and is owned by the Reclamation.

Location
Big Sandy Dam
Farson, Wyoming, U.S.
Dam type
Earth
Dam type
Other
Purpose
Unknown
Foundation type
Unknown
Core type
Ownership Share
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Reclamation
Owner
Federal

Big Sandy Dam is under federal ownership and is owned by the Reclamation.

Construction Share
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1951
Completed
Charles O. Klefiser
Dam designer
Big Sandy Creek River
River built on
Big Sandy Dam was built in 1951.
Metrics Share
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Summary
Dam length 2,350 feet
Dam height 85 feet
Structural height 85 feet
Hydraulic height 69 feet
Max discharge 7,350 cubic feet per second
Max storage 54,400 acre feet
Normal storage 39,700 acre feet
Surface area 2,510 acres
Drainage area 439 square miles
2,350 feet
Dam length

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.

85 feet
Dam height

Height of the dam is defined as the vertical distance between the lowest point on the crest of the dam and the lowest point in the original streambed.

85 feet
Structural height

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.

69 feet
Hydraulic height

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.

7,350 cubic feet per second
Max discharge

Number of cubic feet per second the spillway is capable of discharging when the reservoir is at its maximum designed water surface elevation.

54,400 acre feet
Max storage

Maximum storage is defined as the total storage space in a reservoir below the maximum attainable water surface elevation, including any surcharge storage.

39,700 acre feet
Normal storage

Normal storage is defined as the total storage space in a reservoir below the normal retention level, including dead and inactive storage and excluding any flood control or surcharge storage. For normally dry flood control dams, the normal storage will be a zero value.

2,510 acres
Surface area

Surface area, in acres, of the impoundment at its normal retention level.

439 square miles
Drainage area

Drainage area of the dam, in square miles, which is defined as the area that drains to a particular point (in this case, the dam) on a river or stream.

Safety Share
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High
Downstream potential hazard

Dams assigned the high hazard potential classification are those where failure or mis-operation will probably cause loss of human life.

Has emergency action plan
Emergency action plan

An emergency action plan is defined as a plan of action to be taken to reduce the potential for property damage and loss of life in an area affected by a dam failure or large flood.

8/7/2015
Most recent inspection date

Inspections are every 1 ear.

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Distance to nearest town (miles) 11
Latitude 42
Longitude -109
NID ID (National ID) WY01387

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