Confluence Detention Basin Dam
Key Takeaway
Confluence Detention Basin Dam is classified as high hazard in Nevada. It was completed in 1997 and is 29 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 | Earth |
| Max Storage | 1.0K acre-ft |
| Normal Storage | 0 acre-ft |
| Surface Area | 157 acres |
| Drainage Area | 82 sq mi |
| Max Discharge | 2,160 cfs |
| Year Completed | 1997 (29 years old) |
| NID ID | NV10456 |
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
CLARK COUNTY PUBLIC WORKS
Local Government
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Low Hazard 19 ftFrequently Asked Questions
What is the hazard classification of Confluence Detention Basin Dam?
Confluence Detention Basin 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 Confluence Detention Basin Dam?
Confluence Detention Basin Dam is owned by CLARK COUNTY PUBLIC WORKS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Confluence Detention Basin Dam built?
Confluence Detention Basin Dam 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 Confluence Detention Basin Dam?
Confluence Detention Basin Dam 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 Confluence Detention Basin Dam?
Confluence Detention Basin 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 Confluence Detention Basin Dam last inspected?
Confluence Detention Basin Dam was last inspected on February 25, 2024. Inspection dates indicate when a formal review occurred, not the results of that inspection.