Sd Noname 141 is an earth dam located in Jackson County, South Dakota, built in 1960. It carries a Significant hazard potential classification.
Dam profile
NID height · 29 ft29 ft tall and 620 ft long, taller than 65% 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 Sd Noname 141
The primary purpose of Sd Noname 141 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 Unknown (private). It impounds the Tr-bad River.
The dam stands 29 feet tall and stretches 620 feet across, and has a maximum storage capacity of 41 acre-feet. Completed in 1960, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life.
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Location
| State | South Dakota |
| County | Jackson |
| Nearest City | None |
| River/Stream | Tr-bad River |
| Coordinates | 43.97833, -101.65832 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 620 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 41 acre-ft |
| Max Storage | 41 acre-ft |
| Normal Storage | 35 acre-ft |
| Max Discharge | 80 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Unknown |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01994 |
| Federal ID | SD01994 |
| More Info | State Dam Safety Program |