Erredge Group Detention
Key Takeaway
Erredge Group Detention is classified as significant hazard in Minnesota. It was completed in 1965 and is 61 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 25 ft (taller than 72.3% in MN) |
| Dam Length | 475 ft |
| Dam Type | Earth |
| Max Storage | 97 acre-ft |
| Normal Storage | 57 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 340 cfs |
| Year Completed | 1965 (61 years old) |
| NID ID | MN00455 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Erredge, James
Private
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Low Hazard 17 ftFrequently Asked Questions
What is the hazard classification of Erredge Group Detention?
Erredge Group Detention is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Erredge Group Detention?
Erredge Group Detention is owned by Erredge, James (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Erredge Group Detention built?
Erredge Group Detention was completed in 1965, making it 61 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 Erredge Group Detention?
Erredge Group Detention 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 Erredge Group Detention?
Erredge Group Detention has a dam height of 25 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 Erredge Group Detention last inspected?
Erredge Group Detention was last inspected on July 13, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.