Henry Neuman Detention
Henry Neuman Detention is an earth dam located in Winona County, Minnesota, built in 1982. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Henry Neuman Detention
The primary purpose of Henry Neuman 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 Neumann, Henry (private). It impounds the Whitewater River S Br-tr near Elba.
The dam stands 26 feet tall and stretches 332 feet across, creates a reservoir covering 1 acres, has a maximum storage capacity of 52 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1982, the structure is 44 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 06/27/2017.
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Location
| State | Minnesota |
| County | Winona |
| Nearest City | Elba |
| River/Stream | Whitewater River S Br-tr |
| Coordinates | 44.04483, -91.93362 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 332 ft |
| Year Completed | 1982 (44 years old) |
Storage & Hydraulics
| NID Storage | 52 acre-ft |
| Max Storage | 52 acre-ft |
| Normal Storage | 17 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 315 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Neumann, Henry |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/27/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN01038 |
| Federal ID | MN01038 |
| More Info | State Dam Safety Program |