Prince Irrigation Dam #2
Key Takeaway
Prince Irrigation Dam #2 is classified as significant hazard in South Dakota. It was completed in 1976 and is 50 years old. Its primary use is fire protection. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 46 ft (taller than 98.2% in SD) |
| Dam Length | 800 ft |
| Dam Type | Earth |
| Max Storage | 1.1K acre-ft |
| Normal Storage | 450 acre-ft |
| Surface Area | 39 acres |
| Max Discharge | 3,500 cfs |
| Year Completed | 1976 (50 years old) |
| NID ID | SD02205 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
PRINCE & SONS INC.
Private
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What is the hazard classification of Prince Irrigation Dam #2?
Prince Irrigation Dam #2 is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Prince Irrigation Dam #2?
Prince Irrigation Dam #2 is owned by PRINCE & SONS INC. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Prince Irrigation Dam #2 built?
Prince Irrigation Dam #2 was completed in 1976, making it 50 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 Prince Irrigation Dam #2?
Prince Irrigation Dam #2 serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Prince Irrigation Dam #2?
Prince Irrigation Dam #2 has a dam height of 46 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 Prince Irrigation Dam #2 last inspected?
Prince Irrigation Dam #2 was last inspected on May 17, 1991. Inspection dates indicate when a formal review occurred, not the results of that inspection.