Willow-skull Dam is a gravity dam located in Harney County, Oregon, built in 1970. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 21 ft21 ft tall and 571 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About Willow-skull Dam
The primary purpose of Willow-skull Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Doi BLM (federal). It impounds the Unnamed Tributary to Skull Creek near Burns, Or.
The dam stands 21 feet tall and stretches 571 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 74 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1970, 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. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 09/23/2019.
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Location
| State | Oregon |
| County | Harney |
| Nearest City | Burns, Or |
| River/Stream | Unnamed Tributary to Skull Creek |
| Coordinates | 43.76824, -119.28533 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 21 ft |
| Dam Length | 571 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 74 acre-ft |
| Max Storage | 74 acre-ft |
| Normal Storage | 74 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 1,903 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Recreation |
| Owner | Doi BLM |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 09/23/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR03857 |
| Federal ID | OR03857 |
| More Info | State Dam Safety Program |