William Dyess Dam
Key Takeaway
William Dyess Dam is classified as low hazard in Louisiana. Its primary use is recreation.
Physical Details
| Dam Height | 10 ft (taller than 9.7% in LA) |
| Dam Length | 570 ft |
| Dam Type | Earth |
| Max Storage | 118 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 780 cfs |
| Year Modified | 2020 |
| NID ID | LA00461 |
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
William Dyess
Private
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What is the hazard classification of William Dyess Dam?
William Dyess 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 William Dyess Dam?
William Dyess Dam is owned by William Dyess (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of William Dyess Dam?
William Dyess 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 William Dyess Dam?
William Dyess Dam has a dam height of 10 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 William Dyess Dam last inspected?
William Dyess Dam was last inspected on January 17, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.