Sather Dam is an earth dam located in McKenzie County, North Dakota, built in 1964. It carries a Significant hazard potential classification.
Dam profile
NID height · 29 ft29 ft tall and 1,100 ft long, taller than 65% 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 Sather Dam
The primary purpose of Sather Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Usda Fs (federal). It impounds the Horse Creek near Highway 68.
The dam stands 29 feet tall and stretches 1,100 feet across, creates a reservoir covering 37 acres, has a maximum storage capacity of 300 acre-feet, and collects water from a drainage area of 6 square miles. Completed in 1964, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. The most recent inspection on record was 09/22/2020.
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Location
| State | North Dakota |
| County | McKenzie |
| Nearest City | Highway 68 |
| River/Stream | Horse Creek |
| Coordinates | 47.67409, -103.80910 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 1,100 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 448 acre-ft |
| Max Storage | 300 acre-ft |
| Normal Storage | 448 acre-ft |
| Surface Area | 37 acres |
| Drainage Area | 6 sq mi |
| Max Discharge | 1,217 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Usda Fs |
| Owner Type | Federal |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 09/22/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ND00153 |
| Federal ID | ND00153 |
| More Info | State Dam Safety Program |