Hinnah Lake Dam
Key Takeaway
Hinnah Lake Dam is classified as low hazard in Missouri. It was completed in 1972 and is 54 years old. Its primary use is fish and wildlife pond.
Physical Details
| Dam Height | 30 ft (taller than 63.5% in MO) |
| Dam Length | 450 ft |
| Dam Type | Earth |
| Max Storage | 34 acre-ft |
| Normal Storage | 21 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 45 sq mi |
| Max Discharge | 44 cfs |
| Year Completed | 1972 (54 years old) |
| NID ID | MO31429 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
W.H. (WALDO) HINNAH
Private
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Low Hazard 24 ftFrequently Asked Questions
What is the hazard classification of Hinnah Lake Dam?
Hinnah Lake Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Hinnah Lake Dam?
Hinnah Lake Dam is owned by W.H. (WALDO) HINNAH (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hinnah Lake Dam built?
Hinnah Lake Dam was completed in 1972, making it 54 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 Hinnah Lake Dam?
Hinnah Lake Dam serves the following purposes: Fish And Wildlife Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Hinnah Lake Dam?
Hinnah Lake Dam has a dam height of 30 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.