Blaine Drageset
Blaine Drageset is an earth dam located in Corson County, South Dakota, built in 1950. It carries a Low hazard potential classification.
About Blaine Drageset
The primary purpose of Blaine Drageset is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Standing Rock Tribe (federal). It impounds the Tr-grand.
The dam stands 24 feet tall and stretches 620 feet across, and has a maximum storage capacity of 69 acre-feet. Completed in 1950, 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 | Corson |
| Nearest City | None |
| River/Stream | Tr-grand |
| Coordinates | 45.68333, -101.39332 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 620 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 69 acre-ft |
| Max Storage | 69 acre-ft |
| Normal Storage | 60 acre-ft |
| Max Discharge | 744 cfs |
Ownership & Safety
| Purpose | Water Supply |
| Owner | STANDING ROCK TRIBE |
| Owner Type | Federal |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD00339 |
| Federal ID | SD00339 |
| More Info | State Dam Safety Program |