Pasture 6en Du Swsw is an earth dam located in Perkins County, South Dakota, built in 1985. It carries a Low hazard potential classification.
Dam profile
NID height · 24 ft24 ft tall and 650 ft long. 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 Pasture 6en Du Swsw
The primary purpose of Pasture 6en Du Swsw 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 Usda Fs (federal). It impounds the Dry near Shadehill.
The dam stands 24 feet tall and stretches 650 feet across, creates a reservoir covering 16 acres, has a maximum storage capacity of 170 acre-feet, and collects water from a drainage area of 8 square miles. Completed in 1985, the structure is 41 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. The most recent inspection on record was 10/20/2017.
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Location
| State | South Dakota |
| County | Perkins |
| Nearest City | Shadehill |
| River/Stream | Dry |
| Coordinates | 45.64860, -102.53610 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 650 ft |
| Year Completed | 1985 (41 years old) |
Storage & Hydraulics
| NID Storage | 175 acre-ft |
| Max Storage | 170 acre-ft |
| Normal Storage | 175 acre-ft |
| Surface Area | 16 acres |
| Drainage Area | 8 sq mi |
| Max Discharge | 1,174 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Usda Fs |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 10/20/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD02227 |
| Federal ID | SD02227 |
| More Info | State Dam Safety Program |