Williams Dam
Williams Dam is an earth dam located in Bon Homme County, South Dakota, built in 2009. It carries a Low hazard potential classification.
About Williams Dam
The primary purpose of Williams 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 Jon Williams (private). It impounds the Choteau Creek-tr.
The dam stands 24 feet tall and stretches 380 feet across, and has a maximum storage capacity of 69 acre-feet. Completed in 2009, the structure is relatively new.
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 | Bon Homme |
| River/Stream | Choteau Creek-tr |
| Coordinates | 42.94681, -98.07388 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 380 ft |
| Year Completed | 2009 (17 years old) |
Storage & Hydraulics
| NID Storage | 69 acre-ft |
| Max Storage | 69 acre-ft |
| Normal Storage | 27 acre-ft |
| Max Discharge | 850 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Jon Williams |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD02643 |
| Federal ID | SD02643 |
| More Info | State Dam Safety Program |