Sinclair Lake
Key Takeaway
Sinclair Lake is classified as high hazard in Louisiana. It was completed in 1973 and is 53 years old. Its primary use is fish and wildlife pond. 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 | 16 ft (taller than 41% in LA) |
| Dam Length | 620 ft |
| Dam Type | Earth |
| Max Storage | 90 acre-ft |
| Normal Storage | 75 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 625 cfs |
| Year Completed | 1973 (53 years old) |
| NID ID | LA00083 |
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
Jim Scott;Phillip Ulmer;Timothy L. Leblanc, Sr.
Private
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Low Hazard 16 ftFrequently Asked Questions
What is the hazard classification of Sinclair Lake?
Sinclair Lake 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 Sinclair Lake?
Sinclair Lake is owned by Jim Scott;Phillip Ulmer;Timothy L. Leblanc, Sr. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sinclair Lake built?
Sinclair Lake was completed in 1973, making it 53 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 Sinclair Lake?
Sinclair Lake serves the following purposes: Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Sinclair Lake?
Sinclair Lake has a dam height of 16 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 Sinclair Lake last inspected?
Sinclair Lake was last inspected on December 21, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.