Sd Noname 172 is an earth dam located in Jackson County, South Dakota, built in 1955. It carries a Low hazard potential classification.
Dam profile
NID height · 13 ft13 ft tall and 480 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 172
The primary purpose of Sd Noname 172 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 Weller (private). It impounds the Tr-bad River.
The dam stands 13 feet tall and stretches 480 feet across, and has a maximum storage capacity of 85 acre-feet. Completed in 1955, the structure is well into its service life at over 50 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 | Jackson |
| Nearest City | None |
| River/Stream | Tr-bad River |
| Coordinates | 43.87833, -101.65332 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 480 ft |
| Year Completed | 1955 (71 years old) |
Storage & Hydraulics
| NID Storage | 85 acre-ft |
| Max Storage | 85 acre-ft |
| Normal Storage | 37 acre-ft |
| Max Discharge | 3,500 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Weller |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01997 |
| Federal ID | SD01997 |
| More Info | State Dam Safety Program |