Nicolaysen

Natrona County, Wyoming (near BIG MUDDY OIL FIELD)

River/Stream: DRY MUDDY CREEK

Significant Hazard

Failure could cause economic loss or disruption

Key Facts

Dam Type
Earth
Height
22 ft
Dam Length
1,500 ft
Reservoir Storage
475 acre-ft
Year Completed
1899
Primary Purpose
Irrigation
Owner Type
Private
Max Discharge
3,120 cfs

Condition Assessment

FairLast inspected: 2022-05-18

Hazard Classification: Significant — 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
WY00233
State
Wyoming (WY)
Coordinates
42.81060, -106.19660
Age
127 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.