Post Group Detention
Key Takeaway
Post Group Detention is classified as low hazard in Minnesota. It was completed in 1974 and is 52 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 34 ft (taller than 89% in MN) |
| Dam Type | Earth |
| Max Storage | 177 acre-ft |
| Normal Storage | 79 acre-ft |
| Drainage Area | 1 sq mi |
| Max Discharge | 71 cfs |
| Year Completed | 1974 (52 years old) |
| NID ID | MN00852 |
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
Post Group;Sorenson, Heidi
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Post Group Detention?
Post 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 Post Group Detention?
Post Group Detention is owned by Post Group;Sorenson, Heidi (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Post Group Detention built?
Post Group Detention was completed in 1974, making it 52 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 Post Group Detention?
Post 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 Post Group Detention?
Post Group Detention has a dam height of 34 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 Post Group Detention last inspected?
Post Group Detention was last inspected on March 31, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.