Corral Creek is a dam located in Valley County, Idaho, built in 1952. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 43 ft43 ft tall and 290 ft long, taller than 89% 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 Corral Creek
The primary purpose of Corral Creek 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 Corral Creek Big Creek near Cascade.
The dam stands 43 feet tall and stretches 290 feet across, creates a reservoir covering 33 acres, has a storage capacity of 560 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1952, the structure is well into its service life at over 50 years 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 06/28/2017.
At 43 feet, this dam is taller than 89% of dams nationwide.
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Location
| State | Idaho |
| County | Valley |
| Nearest City | Cascade |
| River/Stream | Corral Creek Big Creek |
| Coordinates | 44.46290, -115.92870 |
Physical Characteristics
| NID Height | 43 ft |
| Dam Height | 43 ft |
| Dam Length | 290 ft |
| Year Completed | 1952 (74 years old) |
Storage & Hydraulics
| NID Storage | 560 acre-ft |
| Normal Storage | 560 acre-ft |
| Surface Area | 33 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 120 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 06/28/2017 |
| Emergency Action Plan | No |
Identifiers
| NID ID | ID00247 |
| Federal ID | ID00247 |
| More Info | State Dam Safety Program |