Empire Mine Tertiary Pond Dam

Marquette County, Michigan (near Gwinn)

River/Stream: Green Creek

Low Hazard

Failure would cause minimal damage

Key Facts

Dam Type
Earth
Height
90 ft
Dam Length
850 ft
Reservoir Storage
3,348 acre-ft
Year Completed
1975
Primary Purpose
Other
Owner Type
Private
Max Discharge

Condition Assessment

SatisfactoryLast inspected: 2016-09-01

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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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.