Henry Roy Dam
Key Takeaway
Henry Roy Dam is classified as low hazard in Louisiana. It was completed in 1963 and is 63 years old. Its primary use is recreation.
Physical Details
| Dam Height | 18 ft (taller than 51.1% in LA) |
| Dam Length | 400 ft |
| Dam Type | Earth |
| Max Storage | 97 acre-ft |
| Normal Storage | 67 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 360 cfs |
| Year Completed | 1963 (63 years old) |
| NID ID | LA00364 |
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
Robert Roy
Private
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Low Hazard 17 ftFrequently Asked Questions
What is the hazard classification of Henry Roy Dam?
Henry Roy 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 Henry Roy Dam?
Henry Roy Dam is owned by Robert Roy (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Henry Roy Dam built?
Henry Roy Dam was completed in 1963, making it 63 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 Henry Roy Dam?
Henry Roy 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 Henry Roy Dam?
Henry Roy Dam has a dam height of 18 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 Henry Roy Dam last inspected?
Henry Roy Dam was last inspected on April 22, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.