Gorley Creek Dike is an earth dam located in Lemhi County, Idaho, built in 1913. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 16 ft16 ft tall and 425 ft long. 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 Gorley Creek Dike
The primary purpose of Gorley Creek Dike 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 Springs Gorley Creek.
The dam stands 16 feet tall and stretches 425 feet across, creates a reservoir covering 18 acres, has a storage capacity of 92 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1913, the structure is over a century 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 09/14/2016. That was over 10 years ago.
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Location
| State | Idaho |
| County | Lemhi |
| River/Stream | Springs Gorley Creek |
| Coordinates | 45.13040, -113.94070 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 425 ft |
| Year Completed | 1913 (113 years old) |
Storage & Hydraulics
| NID Storage | 92 acre-ft |
| Normal Storage | 92 acre-ft |
| Surface Area | 18 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 09/14/2016 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ID00628 |
| Federal ID | ID00144S001 |
| More Info | State Dam Safety Program |