Upper Bayou Nezpique No 3
Key Takeaway
Upper Bayou Nezpique No 3 is classified as low hazard in Louisiana. It was completed in 1974 and is 52 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 21 ft (taller than 66.9% in LA) |
| Dam Length | 2,150 ft |
| Dam Type | Earth |
| Max Storage | 5.5K acre-ft |
| Normal Storage | 2.8K acre-ft |
| Surface Area | 700 acres |
| Drainage Area | 8 sq mi |
| Max Discharge | 1,530 cfs |
| Year Completed | 1974 (52 years old) |
| NID ID | LA00046 |
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
Evangeline Parish Police Jury
Local Government
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Low Hazard 8 ftFrequently Asked Questions
What is the hazard classification of Upper Bayou Nezpique No 3?
Upper Bayou Nezpique No 3 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 Upper Bayou Nezpique No 3?
Upper Bayou Nezpique No 3 is owned by Evangeline Parish Police Jury (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Upper Bayou Nezpique No 3 built?
Upper Bayou Nezpique No 3 was completed in 1974, making it 52 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 Upper Bayou Nezpique No 3?
Upper Bayou Nezpique No 3 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 Upper Bayou Nezpique No 3?
Upper Bayou Nezpique No 3 has a dam height of 21 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 Upper Bayou Nezpique No 3 last inspected?
Upper Bayou Nezpique No 3 was last inspected on January 29, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.