Clearwater Detention Dam
Key Takeaway
Clearwater Detention Dam is classified as high hazard in New Jersey. It was completed in 1994 and is 32 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 | 22 ft (taller than 79.5% in NJ) |
| Dam Length | 1,275 ft |
| Dam Type | Earth |
| Max Storage | 84 acre-ft |
| Normal Storage | 10 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 7,700 cfs |
| Year Completed | 1994 (32 years old) |
| NID ID | NJ00882 |
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
Borough of New Providence
Local Government
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What is the hazard classification of Clearwater Detention Dam?
Clearwater Detention 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 Clearwater Detention Dam?
Clearwater Detention Dam is owned by Borough of New Providence (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Clearwater Detention Dam built?
Clearwater Detention Dam was completed in 1994, making it 32 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 Clearwater Detention Dam?
Clearwater Detention 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 Clearwater Detention Dam?
Clearwater Detention Dam has a dam height of 22 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 Clearwater Detention Dam last inspected?
Clearwater Detention Dam was last inspected on July 7, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.