O. Drageset No.1 is an earth dam located in Ziebach County, South Dakota, built in 1948. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 430 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 O. Drageset No.1
The primary purpose of O. Drageset No.1 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. Drageset (private). It impounds the Tr Moreau.
The dam stands 18 feet tall and stretches 430 feet across, and has a maximum storage capacity of 108 acre-feet. Completed in 1948, 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 | Ziebach |
| Nearest City | None |
| River/Stream | Tr Moreau |
| Coordinates | 45.43166, -101.65166 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 430 ft |
| Year Completed | 1948 (78 years old) |
Storage & Hydraulics
| NID Storage | 108 acre-ft |
| Max Storage | 108 acre-ft |
| Normal Storage | 57 acre-ft |
| Max Discharge | 2,100 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | O. Drageset |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD00507 |
| Federal ID | SD00507 |
| More Info | State Dam Safety Program |