Acorn Ridge
Key Takeaway
Acorn Ridge is classified as high hazard in North Dakota. It was completed in 2012 and is 14 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 | 37 ft (taller than 90.6% in ND) |
| Dam Length | 0 ft |
| Max Storage | 7.2M acre-ft |
| Normal Storage | 0 acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 0 sq mi |
| Year Completed | 2012 (14 years old) |
| NID ID | ND01072 |
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 Devils Lake
Local Government
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Significant HazardFrequently Asked Questions
What is the hazard classification of Acorn Ridge?
Acorn Ridge 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 Acorn Ridge?
Acorn Ridge is owned by City of Devils Lake (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Acorn Ridge built?
Acorn Ridge was completed in 2012, making it 14 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 Acorn Ridge?
Acorn Ridge 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 Acorn Ridge?
Acorn Ridge has a dam height of 37 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 Acorn Ridge last inspected?
Acorn Ridge was last inspected on October 18, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.