Hrin Lake Dam
Key Takeaway
Hrin Lake Dam is classified as high hazard in Missouri. It was completed in 1959 and is 67 years old. Its primary use is recreation. 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 | 25 ft (taller than 23.5% in MO) |
| Dam Type | Earth |
| Max Storage | 227 acre-ft |
| Normal Storage | 142 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 350 sq mi |
| Year Completed | 1959 (67 years old) |
| NID ID | MO10739 |
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
JOHN HRIN
Private
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Low Hazard 27 ftFrequently Asked Questions
What is the hazard classification of Hrin Lake Dam?
Hrin Lake 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 Hrin Lake Dam?
Hrin Lake Dam is owned by JOHN HRIN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hrin Lake Dam built?
Hrin Lake Dam was completed in 1959, making it 67 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 Hrin Lake Dam?
Hrin 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 Hrin Lake Dam?
Hrin Lake Dam has a dam height of 25 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.