Randall Rc&d Ca-118.1-bh is an earth dam located in Bon Homme County, South Dakota, built in 1973. It carries a Low hazard potential classification.
Dam profile
NID height · 35 ft35 ft tall and 301 ft long, taller than 80% 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 Randall Rc&d Ca-118.1-bh
The primary purpose of Randall Rc&d Ca-118.1-bh is grade stabilization. Grade stabilization dams prevent erosion by reducing the slope and velocity of water flowing through a channel. They're commonly used to stop gullies from deepening and to protect downstream land and infrastructure. The dam is owned by Leonard Dvorack (local government). It impounds the Missouri River-tr near Samtee Ne.
The dam stands 35 feet tall and stretches 301 feet across, has a maximum storage capacity of 16 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1973, 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.
At 35 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | South Dakota |
| County | Bon Homme |
| Nearest City | Samtee Ne |
| River/Stream | Missouri River-tr |
| Coordinates | 42.87454, -97.86885 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 301 ft |
| Year Completed | 1973 (53 years old) |
Storage & Hydraulics
| NID Storage | 16 acre-ft |
| Max Storage | 16 acre-ft |
| Normal Storage | 9 acre-ft |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,752 cfs |
Ownership & Safety
| Purpose | Grade Stabilization |
| Owner | Leonard Dvorack |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD02293 |
| Federal ID | SD02293 |
| More Info | State Dam Safety Program |