Sumner 25
Key Takeaway
Sumner 25 is classified as low hazard in Minnesota. It was completed in 1972 and is 54 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 24 ft (taller than 70.7% in MN) |
| Dam Length | 260 ft |
| Dam Type | Earth |
| Max Storage | 53 acre-ft |
| Normal Storage | 4 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 422 cfs |
| Year Completed | 1972 (54 years old) |
| NID ID | MN00901 |
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
Olson, Vincent & Linda
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Sumner 25?
Sumner 25 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 Sumner 25?
Sumner 25 is owned by Olson, Vincent & Linda (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sumner 25 built?
Sumner 25 was completed in 1972, making it 54 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 Sumner 25?
Sumner 25 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 Sumner 25?
Sumner 25 has a dam height of 24 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 Sumner 25 last inspected?
Sumner 25 was last inspected on April 5, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.