Costich Dam

Lincoln County, Montana (near EUREKA)

River/Stream: TR-TOBACCO RIVER OFFSTREAM

High Hazard

Failure would likely cause loss of life

Key Facts

Dam Type
Earth
Height
29 ft
Dam Length
215 ft
Reservoir Storage
570 acre-ft
Year Completed
1956
Primary Purpose
Irrigation
Owner Type
Local Government
Max Discharge
82 cfs

Condition Assessment

SatisfactoryLast inspected: 2020-06-22

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
MT01025
State
Montana (MT)
Coordinates
48.89136, -115.02316
Age
70 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.