Minnawanna Dam

Lapeer County, Michigan (near Hadley)

River/Stream: South Branch Farmers Creek

Significant Hazard

Failure could cause economic loss or disruption

Key Facts

Dam Type
Earth
Height
33 ft
Dam Length
1,245 ft
Reservoir Storage
900 acre-ft
Year Completed
1963
Primary Purpose
Recreation
Owner Type
State
Max Discharge
285 cfs

Condition Assessment

SatisfactoryLast inspected: 2019-06-04

Hazard Classification: Significant — 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
MI00576
State
Michigan (MI)
Coordinates
42.94569, -83.35272
Age
63 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.