Sd Noname 115 is an earth dam located in Pennington County, South Dakota, built in 1950. It carries a Low hazard potential classification.
Dam profile
NID height · 13 ft13 ft tall and 600 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 Sd Noname 115
The primary purpose of Sd Noname 115 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 Lyla Trask (private). It impounds the Tr-cheyenne.
The dam stands 13 feet tall and stretches 600 feet across, and has a maximum storage capacity of 114 acre-feet. Completed in 1950, 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.
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Location
| State | South Dakota |
| County | Pennington |
| Nearest City | None |
| River/Stream | Tr-cheyenne |
| Coordinates | 44.12999, -102.36832 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 600 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 114 acre-ft |
| Max Storage | 114 acre-ft |
| Normal Storage | 83 acre-ft |
| Max Discharge | 420 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Lyla Trask |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD00991 |
| Federal ID | SD00991 |
| More Info | State Dam Safety Program |