Dyan

Chouteau County, Montana (near VIRGELLE)

River/Stream: TR-SPRING COULEE

Low Hazard

Failure would cause minimal damage

Key Facts

Dam Type
Earth
Height
20 ft
Dam Length
600 ft
Reservoir Storage
93 acre-ft
Year Completed
1948
Primary Purpose
Fire Protection, Stock, Or Small Fish Pond
Owner Type
State
Max Discharge
—

Condition Assessment

Not Rated

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

Condition Assessment: Not Rated — This describes the current physical condition of the dam based on the most recent inspection.

Location

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Quick Stats

NID ID
MT03546
State
Montana (MT)
Coordinates
48.07100, -110.36590
Age
78 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.