Rhead Ranch is a dam located in Elmore County, Idaho, built in 1974. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 34 ft34 ft tall and 230 ft long, taller than 78% 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 Rhead Ranch
The primary purpose of Rhead Ranch is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is private-owned. It impounds the Little Camas Creek South Fork Boise River.
The dam stands 34 feet tall and stretches 230 feet across, creates a reservoir covering 32 acres, has a storage capacity of 380 acre-feet, and collects water from a drainage area of 41 square miles. Completed in 1974, 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 10/05/2017.
At 34 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | Idaho |
| County | Elmore |
| River/Stream | Little Camas Creek South Fork Boise River |
| Coordinates | 43.35540, -115.39850 |
Physical Characteristics
| NID Height | 34 ft |
| Dam Height | 34 ft |
| Dam Length | 230 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 380 acre-ft |
| Normal Storage | 380 acre-ft |
| Surface Area | 32 acres |
| Drainage Area | 41 sq mi |
| Max Discharge | 650 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/05/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ID00398 |
| Federal ID | ID00398 |
| More Info | State Dam Safety Program |