South Fork Diversion Dam
South Fork Diversion Dam is a concrete dam located in Jackson County, Oregon, built in 1932. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About South Fork Diversion Dam
The primary purpose of South Fork Diversion Dam is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by Pacificorp (private). It impounds the South Fork Rogue River.
The dam stands 33 feet tall and stretches 172 feet across, creates a reservoir covering 1 acres, has a maximum storage capacity of 18 acre-feet, and collects water from a drainage area of 79 square miles. Completed in 1932, the structure is well-established, with more than 75 years of service.
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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 07/25/2017.
At 33 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | Oregon |
| County | Jackson |
| Nearest City | None |
| River/Stream | South Fork Rogue River |
| Coordinates | 42.70620, -122.38858 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 33 ft |
| Dam Height | 25 ft |
| Dam Length | 172 ft |
| Year Completed | 1932 (94 years old) |
Storage & Hydraulics
| NID Storage | 18 acre-ft |
| Max Storage | 18 acre-ft |
| Normal Storage | 5 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 79 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | PacifiCorp |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/25/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR00716 |
| Federal ID | OR00716 |
| More Info | State Dam Safety Program |