Bayou Dupont No 12

Bayou Bonna Vista· Sabine, Louisiana· Built 1959· Earth· 26 ft tall
Significant Hazard Flood Risk Reduction Private

Key Takeaway

Bayou Dupont No 12 is classified as significant hazard in Louisiana. It was completed in 1959 and is 67 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 26 ft (taller than 82.1% in LA)
Dam Length1,350 ft
Dam TypeEarth
Max Storage840 acre-ft
Normal Storage240 acre-ft
Surface Area48 acres
Drainage Area1 sq mi
Max Discharge792 cfs
Year Completed1959 (67 years old)
NID IDLA00059

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: August 16, 2023
State Regulated: Yes
Regulatory Agency: LA DOTD

Ownership

Johnny and Synthia Jenkins

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Bayou Dupont No 12?

Bayou Dupont No 12 is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Bayou Dupont No 12?

Bayou Dupont No 12 is owned by Johnny and Synthia Jenkins (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Bayou Dupont No 12 built?

Bayou Dupont No 12 was completed in 1959, making it 67 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 Bayou Dupont No 12?

Bayou Dupont No 12 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 Bayou Dupont No 12?

Bayou Dupont No 12 has a dam height of 26 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 Bayou Dupont No 12 last inspected?

Bayou Dupont No 12 was last inspected on August 16, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.