Ralph Mills Lake Dam (Lower)
Key Takeaway
Ralph Mills Lake Dam (Lower) is classified as low hazard in Kentucky. It was completed in 1964 and is 62 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 18 ft (taller than 6.5% in KY) |
| Dam Length | 860 ft |
| Dam Type | Earth |
| Max Storage | 85 acre-ft |
| Normal Storage | 34 acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 396 cfs |
| Year Completed | 1964 (62 years old) |
| NID ID | KY00520 |
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
Ralph Mills
Private
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Low Hazard 22 ftFrequently Asked Questions
What is the hazard classification of Ralph Mills Lake Dam (Lower)?
Ralph Mills Lake Dam (Lower) 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 Ralph Mills Lake Dam (Lower)?
Ralph Mills Lake Dam (Lower) is owned by Ralph Mills (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Ralph Mills Lake Dam (Lower) built?
Ralph Mills Lake Dam (Lower) was completed in 1964, making it 62 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 Ralph Mills Lake Dam (Lower)?
Ralph Mills Lake Dam (Lower) serves the following purposes: Irrigation, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Ralph Mills Lake Dam (Lower)?
Ralph Mills Lake Dam (Lower) 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.