G. French Homestead is an earth dam located in Dewey County, South Dakota, built in 1948. It carries a Low hazard potential classification.
Dam profile
NID height · 42 ft42 ft tall and 350 ft long, taller than 88% 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 G. French Homestead
The primary purpose of G. French Homestead 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 Red Earth Grazing Association (private). It impounds the Tr Moreau.
The dam stands 42 feet tall and stretches 350 feet across, and has a maximum storage capacity of 144 acre-feet. Completed in 1948, the structure is well-established, with more than 75 years of service.
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.
At 42 feet, this dam is taller than 88% of dams nationwide.
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Location
| State | South Dakota |
| County | Dewey |
| Nearest City | None |
| River/Stream | Tr Moreau |
| Coordinates | 45.24666, -101.34499 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 42 ft |
| Dam Height | 42 ft |
| Dam Length | 350 ft |
| Year Completed | 1948 (78 years old) |
Storage & Hydraulics
| NID Storage | 144 acre-ft |
| Max Storage | 144 acre-ft |
| Normal Storage | 60 acre-ft |
| Max Discharge | 3,600 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Red Earth Grazing Association |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01693 |
| Federal ID | SD01693 |
| More Info | State Dam Safety Program |