Turgeon Dam
Turgeon Dam is an earth dam located in Brule County, South Dakota, built in 1951. It carries a Significant hazard potential classification.
About Turgeon Dam
The primary purpose of Turgeon Dam 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 Seraphine Turgeon (private). It impounds the Tr-missouri.
The dam stands 26 feet tall and stretches 420 feet across, and has a maximum storage capacity of 18 acre-feet. Completed in 1951, the structure is well into its service life at over 50 years old.
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 | 43.92517, -99.18098 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 420 ft |
| Year Completed | 1951 (75 years old) |
Storage & Hydraulics
| NID Storage | 18 acre-ft |
| Max Storage | 18 acre-ft |
| Normal Storage | 13 acre-ft |
| Max Discharge | 500 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | SERAPHINE TURGEON |
| Owner Type | Private |
| Hazard Classification | Significant |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD00204 |
| Federal ID | SD00204 |
| More Info | State Dam Safety Program |