Little Camas is a dam located in Elmore County, Idaho, built in 1912. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 55 ft55 ft tall and 1,900 ft long, taller than 94% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic embankment section and the water level is illustrative.
About Little Camas
The primary purpose of Little Camas 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 near Anderson Ranch Dam.
The dam stands 55 feet tall and stretches 1,900 feet across, creates a reservoir covering 1,455 acres, has a storage capacity of 18,800 acre-feet, and collects water from a drainage area of 40 square miles. Completed in 1912, the structure is over a century 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. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 05/10/2018.
At 55 feet, this dam is taller than 94% of dams nationwide.
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Location
| State | Idaho |
| County | Elmore |
| Nearest City | Anderson Ranch Dam |
| River/Stream | Little Camas Creek South Fork Boise River |
| Coordinates | 43.35210, -115.39020 |
Physical Characteristics
| NID Height | 55 ft |
| Dam Height | 55 ft |
| Dam Length | 1,900 ft |
| Year Completed | 1912 (114 years old) |
Storage & Hydraulics
| NID Storage | 18,800 acre-ft |
| Normal Storage | 18,800 acre-ft |
| Surface Area | 1,455 acres |
| Drainage Area | 40 sq mi |
| Max Discharge | 580 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Irrigation |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 05/10/2018 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | ID00108 |
| Federal ID | ID00108 |
| More Info | State Dam Safety Program |