Sd Noname 145 is an earth dam located in Jackson County, South Dakota, built in 1940. It carries a Low hazard potential classification.
Dam profile
NID height · 22 ft22 ft tall and 220 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 145
The primary purpose of Sd Noname 145 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Peterson (private). It impounds the Tr-bad River.
The dam stands 22 feet tall and stretches 220 feet across, and has a maximum storage capacity of 120 acre-feet. Completed in 1940, 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 | Jackson |
| Nearest City | None |
| River/Stream | Tr-bad River |
| Coordinates | 43.86166, -101.60332 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 220 ft |
| Year Completed | 1940 (86 years old) |
Storage & Hydraulics
| NID Storage | 120 acre-ft |
| Max Storage | 120 acre-ft |
| Normal Storage | 80 acre-ft |
| Max Discharge | 6,500 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Peterson |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD02005 |
| Federal ID | SD02005 |
| More Info | State Dam Safety Program |