Jawbone Dam #1

Wheatland County, Montana (near HARLOWTON)

River/Stream: JAWBONE CREEK

High Hazard

Failure would likely cause loss of life

Key Facts

Dam Type
Earth
Height
35 ft
Dam Length
650 ft
Reservoir Storage
1,933 acre-ft
Year Completed
1966
Primary Purpose
Flood Risk Reduction
Owner Type
Local Government
Max Discharge
140 cfs

Condition Assessment

SatisfactoryLast inspected: 2020-04-01

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
MT00070
State
Montana (MT)
Coordinates
46.44510, -109.83960
Age
60 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.