Lexington Reservoir No 4
Key Takeaway
Lexington Reservoir No 4 is classified as high hazard in Kentucky. It was completed in 1920 and is 106 years old. Its primary use is water supply. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 38 ft (taller than 69.5% in KY) |
| Dam Length | 1,000 ft |
| Dam Type | Earth |
| Max Storage | 4.8K acre-ft |
| Normal Storage | 2.4K acre-ft |
| Surface Area | 260 acres |
| Drainage Area | 8 sq mi |
| Year Completed | 1920 (106 years old) |
| NID ID | KY00210 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
KENTUCKY AMERICAN WATER COMPANY
Private
Nearby Dams
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Significant Hazard 18 ftWalnut Hill Dam
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Low Hazard 18 ftFrequently Asked Questions
What is the hazard classification of Lexington Reservoir No 4?
Lexington Reservoir No 4 is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Lexington Reservoir No 4?
Lexington Reservoir No 4 is owned by KENTUCKY AMERICAN WATER COMPANY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lexington Reservoir No 4 built?
Lexington Reservoir No 4 was completed in 1920, making it 106 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 Lexington Reservoir No 4?
Lexington Reservoir No 4 serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lexington Reservoir No 4?
Lexington Reservoir No 4 has a dam height of 38 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 Lexington Reservoir No 4 last inspected?
Lexington Reservoir No 4 was last inspected on May 22, 2024. Inspection dates indicate when a formal review occurred, not the results of that inspection.