Disseau Dam 2
Disseau Dam 2 is an earth dam located in Brule County, South Dakota, built in 1947. It carries a Significant hazard potential classification.
About Disseau Dam 2
The primary purpose of Disseau Dam 2 is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Walter Fuegen (private). It impounds the Tr-missouri.
The dam stands 25 feet tall and stretches 594 feet across, and has a maximum storage capacity of 27 acre-feet. Completed in 1947, the structure is well-established, with more than 75 years of service.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life.
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Location
| State | South Dakota |
| County | Brule |
| Nearest City | None |
| River/Stream | Tr-missouri |
| Coordinates | 43.88090, -99.18317 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 594 ft |
| Year Completed | 1947 (79 years old) |
Storage & Hydraulics
| NID Storage | 27 acre-ft |
| Max Storage | 27 acre-ft |
| Normal Storage | 18 acre-ft |
| Max Discharge | 625 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | WALTER FUEGEN |
| Owner Type | Private |
| Hazard Classification | Significant |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD00207 |
| Federal ID | SD00207 |
| More Info | State Dam Safety Program |