Hamilton Dam
Key Takeaway
Hamilton Dam is classified as high hazard in Michigan. It was completed in 1920 and is 106 years old. Its primary use is water supply. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 22 ft (taller than 77.5% in MI) |
| Dam Length | 274 ft |
| Dam Type | Gravity |
| Max Storage | 185 acre-ft |
| Normal Storage | 116 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 749 sq mi |
| Max Discharge | 25,000 cfs |
| Year Completed | 1920 (106 years old) |
| NID ID | MI00060 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
City of Flint
Local Government
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High Hazard 38 ftFrequently Asked Questions
What is the hazard classification of Hamilton Dam?
Hamilton Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Hamilton Dam?
Hamilton Dam is owned by City of Flint (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hamilton Dam built?
Hamilton Dam was completed in 1920, making it 106 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 Hamilton Dam?
Hamilton Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Hamilton Dam?
Hamilton Dam has a dam height of 22 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 Hamilton Dam last inspected?
Hamilton Dam was last inspected on April 29, 2015. Inspection dates indicate when a formal review occurred, not the results of that inspection.