Spooner Group Detention
Key Takeaway
Spooner Group Detention is classified as low hazard in Minnesota. It was completed in 1986 and is 40 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 38 ft (taller than 92.4% in MN) |
| Dam Length | 400 ft |
| Dam Type | Earth |
| Max Storage | 59 acre-ft |
| Drainage Area | 1 sq mi |
| Max Discharge | 586 cfs |
| Year Completed | 1986 (40 years old) |
| Year Modified | 2007 |
| NID ID | MN01532 |
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
CRIGLER, JAMES
Private
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What is the hazard classification of Spooner Group Detention?
Spooner Group Detention 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 Spooner Group Detention?
Spooner Group Detention is owned by CRIGLER, JAMES (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Spooner Group Detention built?
Spooner Group Detention was completed in 1986, making it 40 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 Spooner Group Detention?
Spooner 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 Spooner Group Detention?
Spooner Group Detention has a dam height of 38 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 Spooner Group Detention last inspected?
Spooner Group Detention was last inspected on May 23, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.