Haystack Butte Dam is an earth dam located in Fall River County, South Dakota, built in 1930. It carries a Low hazard potential classification.
Dam profile
NID height · 21 ft21 ft tall and 400 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 Haystack Butte Dam
The primary purpose of Haystack Butte 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 Juniper Cattle Company (private). It impounds the North Fork Blacktail Creek.
The dam stands 21 feet tall and stretches 400 feet across, and has a maximum storage capacity of 168 acre-feet. Completed in 1930, the structure is well-established, with more than 75 years of service.
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 | Fall River |
| Nearest City | None |
| River/Stream | North Fork Blacktail Creek |
| Coordinates | 43.22995, -103.20264 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 400 ft |
| Year Completed | 1930 (96 years old) |
Storage & Hydraulics
| NID Storage | 168 acre-ft |
| Max Storage | 168 acre-ft |
| Normal Storage | 120 acre-ft |
| Max Discharge | 2,250 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Juniper Cattle Company |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01393 |
| Federal ID | SD01393 |
| More Info | State Dam Safety Program |