Sd Noname 238 is an earth dam located in Haakon County, South Dakota, built in 1966. It carries a Significant hazard potential classification.
Dam profile
NID height · 26 ft26 ft tall and 145 ft long, taller than 55% 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 238
The primary purpose of Sd Noname 238 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 O'connor Family Trust (private). It impounds the Buzzard Creek-tr.
The dam stands 26 feet tall and stretches 145 feet across, and has a maximum storage capacity of 146 acre-feet. Completed in 1966, 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 | Haakon |
| Nearest City | None |
| River/Stream | Buzzard Creek-tr |
| Coordinates | 44.13665, -101.47210 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 145 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 146 acre-ft |
| Max Storage | 146 acre-ft |
| Normal Storage | 114 acre-ft |
| Max Discharge | 1,300 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | O'connor Family Trust |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01506 |
| Federal ID | SD01506 |
| More Info | State Dam Safety Program |