Riggs Lake Dam
Key Takeaway
Riggs Lake Dam is classified as low hazard in Kentucky. It was completed in 1930 and is 96 years old. Its primary use is recreation.
Physical Details
| Dam Height | 18 ft (taller than 6.5% in KY) |
| Dam Length | 480 ft |
| Dam Type | Earth |
| Max Storage | 78 acre-ft |
| Normal Storage | 49 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1930 (96 years old) |
| NID ID | KY00094 |
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
MATHIS, RIGGS, & PRATHER PSC
Private
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Low Hazard 23 ftFrequently Asked Questions
What is the hazard classification of Riggs Lake Dam?
Riggs Lake 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 Riggs Lake Dam?
Riggs Lake Dam is owned by MATHIS, RIGGS, & PRATHER PSC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Riggs Lake Dam built?
Riggs Lake Dam was completed in 1930, making it 96 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 Riggs Lake Dam?
Riggs Lake Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Riggs Lake Dam?
Riggs Lake Dam has a dam height of 18 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 Riggs Lake Dam last inspected?
Riggs Lake Dam was last inspected on June 27, 2012. Inspection dates indicate when a formal review occurred, not the results of that inspection.