Sanback Dam
Key Takeaway
Sanback Dam is classified as significant hazard in Michigan. It was completed in 1857 and is 169 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 24 ft (taller than 81.6% in MI) |
| Dam Length | 600 ft |
| Dam Type | Gravity |
| Max Storage | 60 acre-ft |
| Normal Storage | 40 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 770 cfs |
| Year Completed | 1857 (169 years old) |
| NID ID | MI00290 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
City of Rose City
Local Government
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Low Hazard 26 ftFrequently Asked Questions
What is the hazard classification of Sanback Dam?
Sanback Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Sanback Dam?
Sanback Dam is owned by City of Rose City (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sanback Dam built?
Sanback Dam was completed in 1857, making it 169 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Sanback Dam?
Sanback Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Sanback Dam?
Sanback Dam has a dam height of 24 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Sanback Dam last inspected?
Sanback Dam was last inspected on October 29, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.