Scott Creek Watershed No. 3 is an earth dam located in Union County, South Dakota, built in 1955. It carries a Low hazard potential classification.
Dam profile
NID height · 27 ft27 ft tall and 390 ft long, taller than 59% 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 Scott Creek Watershed No. 3
The primary purpose of Scott Creek Watershed No. 3 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Scott Creek Watershed District (local government). It impounds the Scott Creek.
The dam stands 27 feet tall and stretches 390 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 107 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1955, the structure is well into its service life at over 50 years old.
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 | Union |
| Nearest City | None |
| River/Stream | Scott Creek |
| Coordinates | 42.97473, -96.56433 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 390 ft |
| Year Completed | 1955 (71 years old) |
Storage & Hydraulics
| NID Storage | 107 acre-ft |
| Max Storage | 107 acre-ft |
| Normal Storage | 22 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,511 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Scott Creek Watershed District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD02269 |
| Federal ID | SD02269 |
| More Info | State Dam Safety Program |