Bill Welk Dam is an earth dam located in Brown County, South Dakota, built in 1996. It carries a Low hazard potential classification.
Dam profile
NID height · 15 ft15 ft tall and 438 ft long. 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 Bill Welk Dam
The primary purpose of Bill Welk Dam is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Bill Welk (private). It impounds the Foot Creek.
The dam stands 15 feet tall and stretches 438 feet across, creates a reservoir covering 46 acres, has a maximum storage capacity of 441 acre-feet, and collects water from a drainage area of 81 square miles. Completed in 1996, the structure is 30 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 | Brown |
| Nearest City | None |
| River/Stream | Foot Creek |
| Coordinates | 45.60867, -98.63840 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 438 ft |
| Year Completed | 1996 (30 years old) |
Storage & Hydraulics
| NID Storage | 441 acre-ft |
| Max Storage | 441 acre-ft |
| Normal Storage | 126 acre-ft |
| Surface Area | 46 acres |
| Drainage Area | 81 sq mi |
| Max Discharge | 5,000 cfs |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Bill Welk |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD02440 |
| Federal ID | SD02440 |
| More Info | State Dam Safety Program |