Leslie Helickson Detention
Key Takeaway
Leslie Helickson Detention is classified as low hazard in Minnesota. It was completed in 1983 and is 43 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 30 ft (taller than 82.5% in MN) |
| Dam Length | 540 ft |
| Dam Type | Earth |
| Max Storage | 132 acre-ft |
| Normal Storage | 35 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 400 cfs |
| Year Completed | 1983 (43 years old) |
| NID ID | MN00973 |
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
Hellicson, Leslie
Private
Nearby Dams
Preston 21
Fillmore, MN
Low Hazard 29 ftRuen Detention Group
Fillmore, MN
Low Hazard 29 ftRuen Pond
Fillmore, MN
Low Hazard 26 ftSorenson Group
Fillmore, MN
Low Hazard 26 ftAmherst 20
Fillmore, MN
Low Hazard 18 ftGraves Pond
Fillmore, MN
Low Hazard 26 ftLanesboro
Fillmore, MN
High Hazard 34 ftHolt 19
Fillmore, MN
Low Hazard 32 ftFrequently Asked Questions
What is the hazard classification of Leslie Helickson Detention?
Leslie Helickson 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 Leslie Helickson Detention?
Leslie Helickson Detention is owned by Hellicson, Leslie (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Leslie Helickson Detention built?
Leslie Helickson Detention was completed in 1983, making it 43 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 Leslie Helickson Detention?
Leslie Helickson 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 Leslie Helickson Detention?
Leslie Helickson Detention has a dam height of 30 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 Leslie Helickson Detention last inspected?
Leslie Helickson Detention was last inspected on June 21, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.