Ness Rudlong Ellenberg Group
Key Takeaway
Ness Rudlong Ellenberg Group 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 | 33 ft (taller than 87.8% in MN) |
| Dam Length | 500 ft |
| Dam Type | Earth |
| Max Storage | 85 acre-ft |
| Normal Storage | 11 acre-ft |
| Drainage Area | 1 sq mi |
| Max Discharge | 517 cfs |
| Year Completed | 1972 (54 years old) |
| NID ID | MN00327 |
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
Rudlong, Thelmer
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Ness Rudlong Ellenberg Group?
Ness Rudlong Ellenberg Group 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 Ness Rudlong Ellenberg Group?
Ness Rudlong Ellenberg Group is owned by Rudlong, Thelmer (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Ness Rudlong Ellenberg Group built?
Ness Rudlong Ellenberg Group 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 Ness Rudlong Ellenberg Group?
Ness Rudlong Ellenberg Group 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 Ness Rudlong Ellenberg Group?
Ness Rudlong Ellenberg Group has a dam height of 33 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 Ness Rudlong Ellenberg Group last inspected?
Ness Rudlong Ellenberg Group was last inspected on April 5, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.