Carey Detention
Key Takeaway
Carey Detention is classified as high hazard in Wyoming. It was completed in 1984 and is 42 years old. Its primary use is flood risk reduction. 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 17.2% in WY) |
| Dam Length | 1,400 ft |
| Dam Type | Earth |
| Normal Storage | 131 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 5 sq mi |
| Max Discharge | 400 cfs |
| Year Completed | 1984 (42 years old) |
| Year Modified | 1986 |
| NID ID | WY01586 |
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
CITY OF CHEYENNE
Local Government
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Low Hazard 23 ftFrequently Asked Questions
What is the hazard classification of Carey Detention?
Carey Detention 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 Carey Detention?
Carey Detention is owned by CITY OF CHEYENNE (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Carey Detention built?
Carey Detention was completed in 1984, making it 42 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 Carey Detention?
Carey Detention serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Carey Detention?
Carey Detention 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 Carey Detention last inspected?
Carey Detention was last inspected on April 13, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.