Lake Desmet (North Dam)

Johnson County, Wyoming (near UCROSS)

River/Stream: PINEY AND ROCK CREEK

High Hazard

Failure would likely cause loss of life

Key Facts

Dam Type
Earth
Height
120 ft
Dam Length
4,000 ft
Reservoir Storage
234,987 acre-ft
Year Completed
1975
Primary Purpose
Water Supply
Owner Type
Local Government
Max Discharge
8,520 cfs

Condition Assessment

FairLast inspected: 2024-06-26

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

Condition Assessment: Fair — This describes the current physical condition of the dam based on the most recent inspection.

Location

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Quick Stats

NID ID
WY00456
State
Wyoming (WY)
Coordinates
44.51629, -106.78298
Age
51 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.