Black River Dam

Gogebic County, Michigan (near Ramsay)

River/Stream: Black River

Low Hazard

Failure would cause minimal damage

Key Facts

Dam Type
Earth
Height
15 ft
Dam Length
150 ft
Reservoir Storage
660 acre-ft
Year Completed
1947
Primary Purpose
Recreation
Owner Type
State
Max Discharge
570 cfs

Condition Assessment

SatisfactoryLast inspected: 2017-10-11

Hazard Classification: Low — 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
MI00071
State
Michigan (MI)
Coordinates
46.34000, -90.05500
Age
79 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.