S. Fork Squaw Creek Dam is a gravity dam located in Malheur County, Oregon, built in 1970. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 33 ft33 ft tall and 261 ft long, taller than 76% 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 concrete gravity section and the water level is illustrative.
About S. Fork Squaw Creek Dam
The primary purpose of S. Fork Squaw Creek 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 S. Fork Squaw Creek near Ranch House.
The dam stands 33 feet tall and stretches 261 feet across, creates a reservoir covering 48 acres, and has a maximum storage capacity of 43 acre-feet. 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 09/23/2020.
At 33 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Oregon |
| County | Malheur |
| Nearest City | Ranch House |
| River/Stream | S. Fork Squaw Creek |
| Coordinates | 43.72007, -117.73186 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 33 ft |
| Dam Length | 261 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 43 acre-ft |
| Max Storage | 43 acre-ft |
| Normal Storage | 33 acre-ft |
| Surface Area | 48 acres |
| Max Discharge | 381 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Doi BLM |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 09/23/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR00571 |
| Federal ID | OR00571 |
| More Info | State Dam Safety Program |