Berry Dam is an earth dam located in Mellette County, South Dakota, built in 1985. It carries a Significant hazard potential classification.
Dam profile
NID height · 50 ft50 ft tall and 200 ft long, taller than 92% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic embankment section and the water level is illustrative.
About Berry Dam
The primary purpose of Berry Dam 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 Dept. of Transportation (state). It impounds the Langston Creek.
The dam stands 50 feet tall and stretches 200 feet across, and has a maximum storage capacity of 250 acre-feet. Completed in 1985, the structure is 41 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.
At 50 feet, this dam is taller than 92% of dams nationwide.
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Location
| State | South Dakota |
| County | Mellette |
| Nearest City | None |
| River/Stream | Langston Creek |
| Coordinates | 43.56902, -101.17241 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 50 ft |
| Dam Height | 50 ft |
| Dam Length | 200 ft |
| Year Completed | 1985 (41 years old) |
Storage & Hydraulics
| NID Storage | 250 acre-ft |
| Max Storage | 250 acre-ft |
| Normal Storage | 50 acre-ft |
| Max Discharge | 1,500 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Dept. of Transportation |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD02349 |
| Federal ID | SD02349 |
| More Info | State Dam Safety Program |