Flandreau Dam
Flandreau Dam is a concrete dam located in Moody County, South Dakota. It carries a Low hazard potential classification.
About Flandreau Dam
The primary purpose of Flandreau Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by City Of Flandreau (local government). It impounds the Big Sioux near Flandreau.
The dam stands 11 feet tall and stretches 175 feet across, and has a maximum storage capacity of 60 acre-feet.
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.
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Location
| State | South Dakota |
| County | Moody |
| Nearest City | Flandreau |
| River/Stream | Big Sioux |
| Coordinates | 44.05272, -96.59196 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 175 ft |
Storage & Hydraulics
| NID Storage | 60 acre-ft |
| Max Storage | 60 acre-ft |
| Normal Storage | 60 acre-ft |
Ownership & Safety
| Purpose | Recreation |
| Owner | City of Flandreau |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD02633 |
| Federal ID | SD02633 |
| More Info | State Dam Safety Program |