Cross Lake Dam and Spillway
Key Takeaway
Cross Lake Dam and Spillway is classified as high hazard in Louisiana. It was completed in 1925 and is 101 years old. Its primary use is water supply. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 50 ft (taller than 98.7% in LA) |
| Dam Length | 8,100 ft |
| Dam Type | Earth |
| Max Storage | 215.0K acre-ft |
| Normal Storage | 83.7K acre-ft |
| Surface Area | 8,768 acres |
| Drainage Area | 253 sq mi |
| Max Discharge | 62,200 cfs |
| Year Completed | 1925 (101 years old) |
| Year Modified | 1960 |
| NID ID | LA00346 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
City of Shreveport
Local Government
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Significant Hazard 16 ftFrequently Asked Questions
What is the hazard classification of Cross Lake Dam and Spillway?
Cross Lake Dam and Spillway is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Cross Lake Dam and Spillway?
Cross Lake Dam and Spillway is owned by City of Shreveport (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Cross Lake Dam and Spillway built?
Cross Lake Dam and Spillway was completed in 1925, making it 101 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 Cross Lake Dam and Spillway?
Cross Lake Dam and Spillway 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 Cross Lake Dam and Spillway?
Cross Lake Dam and Spillway has a dam height of 50 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 Cross Lake Dam and Spillway last inspected?
Cross Lake Dam and Spillway was last inspected on August 28, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.