Jackman Coulee Dam 2
Key Takeaway
Jackman Coulee Dam 2 is classified as high hazard in North Dakota. It was completed in 2003 and is 23 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 | 23 ft (taller than 73.3% in ND) |
| Dam Length | 0 ft |
| Dam Type | Earth |
| Max Storage | 92 acre-ft |
| Normal Storage | 1 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 2 sq mi |
| Year Completed | 2003 (23 years old) |
| NID ID | ND00933 |
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 Bismarck
Local Government
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What is the hazard classification of Jackman Coulee Dam 2?
Jackman Coulee Dam 2 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 Jackman Coulee Dam 2?
Jackman Coulee Dam 2 is owned by City of Bismarck (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Jackman Coulee Dam 2 built?
Jackman Coulee Dam 2 was completed in 2003, making it 23 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 Jackman Coulee Dam 2?
Jackman Coulee Dam 2 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 Jackman Coulee Dam 2?
Jackman Coulee Dam 2 has a dam height of 23 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 Jackman Coulee Dam 2 last inspected?
Jackman Coulee Dam 2 was last inspected on July 6, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.