Marshall Road Dam
Key Takeaway
Marshall Road Dam is classified as low hazard in Louisiana. It was completed in 2017 and is 9 years old. Its primary use is water supply.
Physical Details
| Dam Height | 18 ft (taller than 51.1% in LA) |
| Dam Length | 969 ft |
| Dam Type | Earth |
| Max Storage | 86 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 468 cfs |
| Year Completed | 2017 (9 years old) |
| NID ID | LA00684 |
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
Mark Heacock;Mr. James Marston
Private
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Low Hazard 24 ftFrequently Asked Questions
What is the hazard classification of Marshall Road Dam?
Marshall Road 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 Marshall Road Dam?
Marshall Road Dam is owned by Mark Heacock;Mr. James Marston (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Marshall Road Dam built?
Marshall Road Dam was completed in 2017, making it 9 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 Marshall Road Dam?
Marshall Road Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Marshall Road Dam?
Marshall Road 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 Marshall Road Dam last inspected?
Marshall Road Dam was last inspected on May 22, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.