Suwannee River Sill Dam
Key Takeaway
Suwannee River Sill Dam is classified as low hazard in Georgia. It was completed in 1960 and is 66 years old. Its primary use is fish and wildlife pond.
Physical Details
| Dam Height | 13 ft (taller than 12.9% in GA) |
| Dam Length | 24,080 ft |
| Dam Type | Earth |
| Max Storage | 156.2K acre-ft |
| Normal Storage | 98.6K acre-ft |
| Surface Area | 11,616 acres |
| Drainage Area | 824 sq mi |
| Max Discharge | 20,558 cfs |
| Year Completed | 1960 (66 years old) |
| NID ID | GA10014 |
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
US FISH AND WILDLIFE SERVICE
Federal Government
Frequently Asked Questions
What is the hazard classification of Suwannee River Sill Dam?
Suwannee River Sill Dam 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 Suwannee River Sill Dam?
Suwannee River Sill Dam is owned by US FISH AND WILDLIFE SERVICE (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Suwannee River Sill Dam built?
Suwannee River Sill Dam was completed in 1960, making it 66 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 Suwannee River Sill Dam?
Suwannee River Sill Dam serves the following purposes: Fish And Wildlife Pond, Fire Protection, Stock, Or Small Fish Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Suwannee River Sill Dam?
Suwannee River Sill Dam has a dam height of 13 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 Suwannee River Sill Dam last inspected?
Suwannee River Sill Dam was last inspected on March 13, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.