Fish Lake Outlet is an earth dam located in Cottonwood County, Minnesota, built in 1953. It carries a Low hazard potential classification.
Dam profile
NID height · 7 ft7 ft tall and 16 ft long. 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 Fish Lake Outlet
Fish Lake Outlet is a dam in Cottonwood, Minnesota. The dam is owned by Mndnr (state). It impounds the Watonwan River-tr near Odin.
The dam stands 7 feet tall and stretches 16 feet across, has a maximum storage capacity of 5,915 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1953, 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. The most recent inspection on record was 07/31/2024.
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Location
| State | Minnesota |
| County | Cottonwood |
| Nearest City | Odin |
| River/Stream | Watonwan River-tr |
| Coordinates | 43.85618, -95.01947 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 7 ft |
| Dam Height | 7 ft |
| Dam Length | 16 ft |
| Year Completed | 1953 (73 years old) |
Storage & Hydraulics
| NID Storage | 5,915 acre-ft |
| Max Storage | 5,915 acre-ft |
| Normal Storage | 4,250 acre-ft |
| Drainage Area | 3 sq mi |
| Max Discharge | 250 cfs |
Ownership & Safety
| Owner | Mndnr |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 07/31/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN00164 |
| Federal ID | MN00164 |
| More Info | State Dam Safety Program |