Chewalla Lake Dam (Lt 7-1)
Key Takeaway
Chewalla Lake Dam (Lt 7-1) is classified as low hazard in Mississippi. It was completed in 1966 and is 60 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 42 ft (taller than 98.4% in MS) |
| Dam Length | 2,620 ft |
| Dam Type | Earth |
| Max Storage | 9.9K acre-ft |
| Normal Storage | 1.5K acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 29 sq mi |
| Max Discharge | 18,369 cfs |
| Year Completed | 1966 (60 years old) |
| NID ID | MS00943 |
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
USDA FS
Federal Government
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What is the hazard classification of Chewalla Lake Dam (Lt 7-1)?
Chewalla Lake Dam (Lt 7-1) 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 Chewalla Lake Dam (Lt 7-1)?
Chewalla Lake Dam (Lt 7-1) is owned by USDA FS (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Chewalla Lake Dam (Lt 7-1) built?
Chewalla Lake Dam (Lt 7-1) was completed in 1966, making it 60 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 Chewalla Lake Dam (Lt 7-1)?
Chewalla Lake Dam (Lt 7-1) 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 Chewalla Lake Dam (Lt 7-1)?
Chewalla Lake Dam (Lt 7-1) has a dam height of 42 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 Chewalla Lake Dam (Lt 7-1) last inspected?
Chewalla Lake Dam (Lt 7-1) was last inspected on April 4, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.