Little Canyon
Little Canyon is a dam located in Elmore County, Idaho, built in 1919. It carries a Significant hazard potential classification and has a fair condition assessment.
About Little Canyon
Little Canyon is a dam in Elmore, Idaho. The dam is private-owned. It impounds the Little Canyon Creek Snake River near Glenns Ferry.
The dam stands 30 feet tall and stretches 1,250 feet across, creates a reservoir covering 60 acres, has a storage capacity of 575 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1919, 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. The most recent inspection on record was 05/09/2018.
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Location
| State | Idaho |
| County | Elmore |
| Nearest City | Glenns Ferry |
| River/Stream | Little Canyon Creek Snake River |
| Coordinates | 43.00340, -115.33260 |
Physical Characteristics
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 1,250 ft |
| Year Completed | 1919 (107 years old) |
Storage & Hydraulics
| NID Storage | 575 acre-ft |
| Normal Storage | 575 acre-ft |
| Surface Area | 60 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 57 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 05/09/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ID00105 |
| Federal ID | ID00105 |
| More Info | State Dam Safety Program |