William Huether
William Huether is an earth dam located in Pennington County, South Dakota, built in 1958. It carries a Low hazard potential classification.
About William Huether
The primary purpose of William Huether is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Usda Fs (federal). It impounds the Tr-white River.
The dam stands 22 feet tall and stretches 580 feet across, and has a maximum storage capacity of 160 acre-feet. Completed in 1958, 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.
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Location
| State | South Dakota |
| County | Pennington |
| Nearest City | None |
| River/Stream | Tr-white River |
| Coordinates | 43.78999, -102.24166 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 580 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 160 acre-ft |
| Max Storage | 160 acre-ft |
| Normal Storage | 114 acre-ft |
| Max Discharge | 1,000 cfs |
Ownership & Safety
| Purpose | Water Supply |
| Owner | USDA FS |
| Owner Type | Federal |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01934 |
| Federal ID | SD01934 |
| More Info | State Dam Safety Program |