Leslie Helickson Detention
Leslie Helickson Detention is an earth dam located in Fillmore County, Minnesota, built in 1983. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Leslie Helickson Detention
The primary purpose of Leslie Helickson Detention is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Hellicson, Leslie (private). It impounds the Duschee Creek-tr near Lanesboro.
The dam stands 30 feet tall and stretches 540 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 132 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1983, the structure is 43 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 06/21/2017.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Minnesota |
| County | Fillmore |
| Nearest City | Lanesboro |
| River/Stream | Duschee Creek-tr |
| Coordinates | 43.64417, -92.01060 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 540 ft |
| Year Completed | 1983 (43 years old) |
Storage & Hydraulics
| NID Storage | 132 acre-ft |
| Max Storage | 132 acre-ft |
| Normal Storage | 35 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 400 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Hellicson, Leslie |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/21/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN00973 |
| Federal ID | MN00973 |
| More Info | State Dam Safety Program |