Colony Unit 4
Key Takeaway
Colony Unit 4 is classified as high hazard in Kentucky. It was completed in 1997 and is 29 years old. Its primary use is recreation. 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 | 18 ft (taller than 6.5% in KY) |
| Dam Length | 400 ft |
| Dam Type | Earth |
| Max Storage | 60 acre-ft |
| Normal Storage | 33 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Year Completed | 1997 (29 years old) |
| NID ID | KY01144 |
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
MICHAEL HARRISON
Private
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Significant Hazard 33 ftFrequently Asked Questions
What is the hazard classification of Colony Unit 4?
Colony Unit 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 Colony Unit 4?
Colony Unit 4 is owned by MICHAEL HARRISON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Colony Unit 4 built?
Colony Unit 4 was completed in 1997, making it 29 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 Colony Unit 4?
Colony Unit 4 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 Colony Unit 4?
Colony Unit 4 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 Colony Unit 4 last inspected?
Colony Unit 4 was last inspected on May 29, 2024. Inspection dates indicate when a formal review occurred, not the results of that inspection.