Olsen Dam is an earth dam located in Meade County, South Dakota, built in 1980. It carries a Low hazard potential classification.
Dam profile
NID height · 33 ft33 ft tall and 273 ft long, taller than 76% 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 Olsen Dam
The primary purpose of Olsen 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 Martin Olsen (private). It impounds the Trib. Belle Fourche River.
The dam stands 33 feet tall and stretches 273 feet across, and has a maximum storage capacity of 26 acre-feet. Completed in 1980, the structure is 46 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.
At 33 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | South Dakota |
| County | Meade |
| Nearest City | None |
| River/Stream | Trib. Belle Fourche River |
| Coordinates | 44.33333, -102.55832 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 33 ft |
| Dam Height | 33 ft |
| Dam Length | 273 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 26 acre-ft |
| Max Storage | 26 acre-ft |
| Normal Storage | 18 acre-ft |
| Max Discharge | 700 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Martin Olsen |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD02311 |
| Federal ID | SD02311 |
| More Info | State Dam Safety Program |