New Jersey No Name # 21 Dam
Key Takeaway
New Jersey No Name # 21 Dam is classified as low hazard in New Jersey. It was completed in 1940 and is 86 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 7 ft (taller than 1.9% in NJ) |
| Dam Length | 520 ft |
| Dam Type | Earth |
| Normal Storage | 116 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 5 sq mi |
| Year Completed | 1940 (86 years old) |
| NID ID | NJ00477 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Pleasantdale Farm, Inc.
Private
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Significant Hazard 13 ftFrequently Asked Questions
What is the hazard classification of New Jersey No Name # 21 Dam?
New Jersey No Name # 21 Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates New Jersey No Name # 21 Dam?
New Jersey No Name # 21 Dam is owned by Pleasantdale Farm, Inc. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was New Jersey No Name # 21 Dam built?
New Jersey No Name # 21 Dam was completed in 1940, making it 86 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 New Jersey No Name # 21 Dam?
New Jersey No Name # 21 Dam serves the following purposes: Irrigation, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is New Jersey No Name # 21 Dam?
New Jersey No Name # 21 Dam has a dam height of 7 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 New Jersey No Name # 21 Dam last inspected?
New Jersey No Name # 21 Dam was last inspected on September 4, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.