Mark Dickson Dam
Key Takeaway
Mark Dickson Dam is classified as low hazard in Louisiana. It was completed in 1988 and is 38 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 18 ft (taller than 51.1% in LA) |
| Dam Length | 1,140 ft |
| Dam Type | Earth |
| Max Storage | 160 acre-ft |
| Normal Storage | 80 acre-ft |
| Surface Area | 18 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 725 cfs |
| Year Completed | 1988 (38 years old) |
| Year Modified | 1994 |
| NID ID | LA00543 |
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
Morris and Dickson Company, Ltd.
Private
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Low Hazard 16 ftFrequently Asked Questions
What is the hazard classification of Mark Dickson Dam?
Mark Dickson 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 Mark Dickson Dam?
Mark Dickson Dam is owned by Morris and Dickson Company, Ltd. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mark Dickson Dam built?
Mark Dickson Dam was completed in 1988, making it 38 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 Mark Dickson Dam?
Mark Dickson Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Mark Dickson Dam?
Mark Dickson 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 Mark Dickson Dam last inspected?
Mark Dickson Dam was last inspected on August 18, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.