Ackley Lake Dam

Judith Basin County, Montana (near NONE)

River/Stream: TR-HAUCK COULEE

High Hazard

Failure would likely cause loss of life

Key Facts

Dam Type
Earth
Height
55 ft
Dam Length
3,514 ft
Reservoir Storage
8,315 acre-ft
Year Completed
1938
Primary Purpose
Irrigation
Owner Type
State
Max Discharge
1,410 cfs

Condition Assessment

SatisfactoryLast inspected: 2024-10-03

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

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

Location

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Quick Stats

NID ID
MT00010
State
Montana (MT)
Coordinates
46.95857, -109.93290
Age
88 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.