Mitchell Dam
Mitchell Dam is an earth dam located in Ziebach County, South Dakota, built in 1978. It carries a Low hazard potential classification.
About Mitchell Dam
The primary purpose of Mitchell Dam is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Ronald Mitchell (private). It impounds the Trib. Cottonwood Creek.
The dam stands 25 feet tall and stretches 680 feet across, has a maximum storage capacity of 237 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1978, the structure is 48 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.
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Location
| State | South Dakota |
| County | Ziebach |
| Nearest City | None |
| River/Stream | Trib. Cottonwood Creek |
| Coordinates | 44.86833, -101.56666 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 680 ft |
| Year Completed | 1978 (48 years old) |
Storage & Hydraulics
| NID Storage | 237 acre-ft |
| Max Storage | 237 acre-ft |
| Normal Storage | 153 acre-ft |
| Drainage Area | 3 sq mi |
| Max Discharge | 2,787 cfs |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | RONALD MITCHELL |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD02302 |
| Federal ID | SD02302 |
| More Info | State Dam Safety Program |