Gorley Creek
Gorley Creek 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.
About Gorley Creek
The primary purpose of Gorley 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 Gorley Creek Salmon River.
The dam stands 19 feet tall and stretches 85 feet across, creates a reservoir covering 18 acres, has a storage capacity of 115 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.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Idaho |
| County | Lemhi |
| River/Stream | Gorley Creek Salmon River |
| Coordinates | 45.13060, -113.94380 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 85 ft |
| Year Completed | 1913 (113 years old) |
Storage & Hydraulics
| NID Storage | 115 acre-ft |
| Normal Storage | 115 acre-ft |
| Surface Area | 18 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 15 cfs |
| Spillway Type | Uncontrolled |
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 | ID00144 |
| Federal ID | ID00144 |
| More Info | State Dam Safety Program |