Keyhole Dam

Crook County, Wyoming (near HULETT)

River/Stream: BELLE FOURCHE RIVER

High Hazard

Failure would likely cause loss of life

Key Facts

Dam Type
Earth
Height
168 ft
Dam Length
3,420 ft
Reservoir Storage
629,025 acre-ft
Year Completed
1952
Primary Purpose
Flood Risk Reduction
Owner Type
Federal
Max Discharge
10,850 cfs

Condition Assessment

Not AvailableLast inspected: 2020-08-27

Hazard Classification: High — This describes the potential consequences of dam failure, not the likelihood of failure.

Condition Assessment: Not Available — This describes the current physical condition of the dam based on the most recent inspection.

Location

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Quick Stats

NID ID
WY01380
State
Wyoming (WY)
Coordinates
44.38250, -104.77840
Age
74 years

Nearby Dams

External Resources

Data sourced from the National Inventory of Dams (NID). Information may not reflect the most current status of this dam. Hazard classification reflects potential consequences of failure, not the likelihood of failure or the current condition.