Gowan Detention Middle Dam
Key Takeaway
Gowan Detention Middle Dam is classified as high hazard in Nevada. It was completed in 1993 and is 33 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 | 10 ft (taller than 9.7% in NV) |
| Dam Length | 1,800 ft |
| Dam Type | Concrete |
| Max Storage | 330 acre-ft |
| Normal Storage | 0 acre-ft |
| Surface Area | 20 acres |
| Drainage Area | 36 sq mi |
| Max Discharge | 600 cfs |
| Year Completed | 1993 (33 years old) |
| NID ID | NV10908 |
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 LAS VEGAS
Local Government
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High Hazard 39 ftFrequently Asked Questions
What is the hazard classification of Gowan Detention Middle Dam?
Gowan Detention Middle Dam 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 Gowan Detention Middle Dam?
Gowan Detention Middle Dam is owned by CITY OF LAS VEGAS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Gowan Detention Middle Dam built?
Gowan Detention Middle Dam was completed in 1993, making it 33 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 Gowan Detention Middle Dam?
Gowan Detention Middle Dam serves the following purposes: Flood Risk Reduction, Debris Control. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Gowan Detention Middle Dam?
Gowan Detention Middle Dam has a dam height of 10 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 Gowan Detention Middle Dam last inspected?
Gowan Detention Middle Dam was last inspected on April 12, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.