South Fork Diversion
Key Takeaway
South Fork Diversion is classified as low hazard in California. It was completed in 1961 and is 65 years old. Its primary use is hydroelectric.
Physical Details
| Dam Height | 60 ft (taller than 67.2% in CA) |
| Dam Length | 228 ft |
| Dam Type | Concrete |
| Max Storage | 87 acre-ft |
| Normal Storage | 87 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 38 sq mi |
| Max Discharge | 20,700 cfs |
| Year Completed | 1961 (65 years old) |
| NID ID | CA00270 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
South Feather Water and Power Agency
Public Utility
Nearby Dams
Sly Creek
Butte, CA
High Hazard 299 ftSlate Creek
Plumas, CA
Low Hazard 68 ftLost Creek
Butte, CA
High Hazard 112 ftGrizzly Creek
Butte, CA
Significant Hazard 50 ftLittle Grass Valley
Plumas, CA
High Hazard 184 ftForbestown Diversion
Butte, CA
Low Hazard 81 ftPonderosa
Butte, CA
Low Hazard 157 ftFrequently Asked Questions
What is the hazard classification of South Fork Diversion?
South Fork Diversion is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates South Fork Diversion?
South Fork Diversion is owned by South Feather Water and Power Agency (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was South Fork Diversion built?
South Fork Diversion was completed in 1961, making it 65 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of South Fork Diversion?
South Fork Diversion serves the following purposes: Hydroelectric, Irrigation, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is South Fork Diversion?
South Fork Diversion has a dam height of 60 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was South Fork Diversion last inspected?
South Fork Diversion was last inspected on June 3, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.