Little Trout Detention No. 1 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.
Dam profile
NID height · 36 ft36 ft tall and 684 ft long, taller than 82% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Little Trout Detention No. 1
The primary purpose of Little Trout Detention No. 1 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 Klawiter, Kevin & Paula (private). It impounds the Little Trout Creek near Pickwick.
The dam stands 36 feet tall and stretches 684 feet across, creates a reservoir covering 0 acres, has a maximum storage capacity of 101 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 04/30/2015. That was over 11 years ago.
At 36 feet, this dam is taller than 82% of dams nationwide.
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Location
| State | Minnesota |
| County | Winona |
| Nearest City | Pickwick |
| River/Stream | Little Trout Creek |
| Coordinates | 43.94107, -91.44675 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 36 ft |
| Dam Length | 684 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 101 acre-ft |
| Max Storage | 101 acre-ft |
| Normal Storage | 0 acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 115 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Klawiter, Kevin & Paula |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 04/30/2015 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN00421 |
| Federal ID | MN00421 |
| More Info | State Dam Safety Program |