Sd Noname 226 is an earth dam located in Haakon County, South Dakota, built in 1956. It carries a Significant hazard potential classification.
Dam profile
NID height · 16 ft16 ft tall and 262 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 226
The primary purpose of Sd Noname 226 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 Joseph Schwalm (private). It impounds the Burnt Creek-tr near Midland.
The dam stands 16 feet tall and stretches 262 feet across, and has a maximum storage capacity of 57 acre-feet. Completed in 1956, 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 | Midland |
| River/Stream | Burnt Creek-tr |
| Coordinates | 44.20336, -101.20259 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 262 ft |
| Year Completed | 1956 (70 years old) |
Storage & Hydraulics
| NID Storage | 57 acre-ft |
| Max Storage | 57 acre-ft |
| Normal Storage | 26 acre-ft |
| Max Discharge | 360 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Joseph Schwalm |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01728 |
| Federal ID | SD01728 |
| More Info | State Dam Safety Program |