Vigness Dam
Key Takeaway
Vigness Dam is classified as low hazard in North Dakota. It was completed in 1935 and is 91 years old. Its primary use is water supply.
Physical Details
| Dam Height | 14 ft (taller than 42.3% in ND) |
| Dam Length | 63 ft |
| Dam Type | Other |
| Max Storage | 250 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 19 acres |
| Drainage Area | 706 sq mi |
| Year Completed | 1935 (91 years old) |
| NID ID | ND00073 |
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
City of Grafton
Local Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Vigness Dam?
Vigness 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 Vigness Dam?
Vigness Dam is owned by City of Grafton (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Vigness Dam built?
Vigness Dam was completed in 1935, making it 91 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 Vigness Dam?
Vigness Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Vigness Dam?
Vigness Dam has a dam height of 14 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 Vigness Dam last inspected?
Vigness Dam was last inspected on April 19, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.