Little Trout Detention No. 2
Little Trout Detention No. 2 is an earth dam located in Winona County, Minnesota, built in 1972. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Little Trout Detention No. 2
The primary purpose of Little Trout Detention No. 2 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 Hartwick, Richard (private). It impounds the Little Trout Creek-tr near Pickwick.
The dam stands 33 feet tall and stretches 539 feet across, has a maximum storage capacity of 85 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1972, the structure is well into its service life at over 50 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 05/09/2017.
At 33 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | Minnesota |
| County | Winona |
| Nearest City | Pickwick |
| River/Stream | Little Trout Creek-tr |
| Coordinates | 43.94184, -91.46008 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 33 ft |
| Dam Height | 29 ft |
| Dam Length | 539 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 85 acre-ft |
| Max Storage | 85 acre-ft |
| Normal Storage | 15 acre-ft |
| Drainage Area | 1 sq mi |
| Max Discharge | 120 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Hartwick, Richard |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/09/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN00422 |
| Federal ID | MN00422 |
| More Info | State Dam Safety Program |