Chestnut Lake Dam (Tillatoba Creek Structure Y-17b-11 )
Key Takeaway
Chestnut Lake Dam (Tillatoba Creek Structure Y-17b-11 ) is classified as low hazard in Mississippi. It was completed in 1978 and is 48 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 27 ft (taller than 84.9% in MS) |
| Dam Length | 660 ft |
| Dam Type | Earth |
| Max Storage | 2.0K acre-ft |
| Normal Storage | 175 acre-ft |
| Surface Area | 23 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 1,964 cfs |
| Year Completed | 1978 (48 years old) |
| Year Modified | 2007 |
| NID ID | MS03607 |
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
U. S. FOREST SERVICE
Federal Government
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Low Hazard 16 ftFrequently Asked Questions
What is the hazard classification of Chestnut Lake Dam (Tillatoba Creek Structure Y-17b-11 )?
Chestnut Lake Dam (Tillatoba Creek Structure Y-17b-11 ) 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 Chestnut Lake Dam (Tillatoba Creek Structure Y-17b-11 )?
Chestnut Lake Dam (Tillatoba Creek Structure Y-17b-11 ) is owned by U. S. FOREST SERVICE (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Chestnut Lake Dam (Tillatoba Creek Structure Y-17b-11 ) built?
Chestnut Lake Dam (Tillatoba Creek Structure Y-17b-11 ) was completed in 1978, making it 48 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 Chestnut Lake Dam (Tillatoba Creek Structure Y-17b-11 )?
Chestnut Lake Dam (Tillatoba Creek Structure Y-17b-11 ) 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 Chestnut Lake Dam (Tillatoba Creek Structure Y-17b-11 )?
Chestnut Lake Dam (Tillatoba Creek Structure Y-17b-11 ) has a dam height of 27 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 Chestnut Lake Dam (Tillatoba Creek Structure Y-17b-11 ) last inspected?
Chestnut Lake Dam (Tillatoba Creek Structure Y-17b-11 ) was last inspected on August 18, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.