Hunnewell Lake Dam
Key Takeaway
Hunnewell Lake Dam is classified as significant hazard in Missouri. It was completed in 1953 and is 73 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 45 ft (taller than 92.6% in MO) |
| Dam Length | 1,200 ft |
| Dam Type | Earth |
| Max Storage | 2.7K acre-ft |
| Normal Storage | 2.2K acre-ft |
| Surface Area | 228 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 1,230 cfs |
| Year Completed | 1953 (73 years old) |
| NID ID | MO10106 |
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
MO DEPT OF CONSERVATION
State Government
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Low Hazard 26 ftFrequently Asked Questions
What is the hazard classification of Hunnewell Lake Dam?
Hunnewell Lake 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 Hunnewell Lake Dam?
Hunnewell Lake Dam is owned by MO DEPT OF CONSERVATION (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hunnewell Lake Dam built?
Hunnewell Lake Dam was completed in 1953, making it 73 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 Hunnewell Lake Dam?
Hunnewell Lake Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Hunnewell Lake Dam?
Hunnewell Lake Dam has a dam height of 45 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 Hunnewell Lake Dam last inspected?
Hunnewell Lake Dam was last inspected on September 30, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.