Flying Joseph Dam
Flying Joseph Dam is a dam located in Custer County, Idaho, built in 2008. It carries a Low hazard potential classification and has a poor condition assessment.
About Flying Joseph Dam
Flying Joseph Dam is a dam in Custer, Idaho. The dam is private-owned. It impounds the Pahsimeroi River Salmon River.
The dam stands 14 feet tall and stretches 1,013 feet across, creates a reservoir covering 11 acres, has a storage capacity of 50 acre-feet, and collects water from a drainage area of 372 square miles. Completed in 2008, the structure is relatively new.
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 07/08/2020.
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Location
| State | Idaho |
| County | Custer |
| River/Stream | Pahsimeroi River Salmon River |
| Coordinates | 44.46230, -113.81350 |
Physical Characteristics
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 1,013 ft |
| Year Completed | 2008 (18 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 372 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 07/08/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ID00715 |
| Federal ID | ID00715 |
| More Info | State Dam Safety Program |