Sly Creek is a captivating hydroelectric dam located in Butte County, California, near the Woodleaf Powerhouse.
Wind
Humidity
Built in 1961 by Bechtel, this Earth-type dam stands at an impressive height of 299 feet with a hydraulic height of 260 feet. Its primary purpose is to generate hydroelectric power, but it also serves irrigation and water supply needs in the region. The dam has a storage capacity of 65,650 acre-feet, covering a surface area of 619 acres and draining an area of 24 square miles.
Managed by the Federal Energy Regulatory Commission, Sly Creek is a crucial water resource in California, providing a maximum discharge of 19,500 cubic feet per second through a controlled spillway. With a high hazard potential and very high risk assessment, the dam is closely monitored and inspected by state agencies to ensure its safety. Despite its age, Sly Creek continues to play a vital role in water management and power generation, contributing to the sustainable development of the region.
Enthusiasts of water resources and climate will be fascinated by Sly Creek's engineering marvels and its significant impact on the local ecosystem. From its impressive structural height to its controlled spillway and high-risk assessment, Sly Creek stands as a testament to the ingenuity and importance of hydroelectric infrastructure in California. As climate change continues to challenge water management practices, dams like Sly Creek play a crucial role in meeting the region's growing energy and water needs while prioritizing safety and sustainability.
Year Completed |
1961 |
Dam Length |
1200 |
Dam Height |
299 |
River Or Stream |
Lost Creek |
Primary Dam Type |
Earth |
Surface Area |
619 |
Hydraulic Height |
260 |
Drainage Area |
24 |
Nid Storage |
65650 |
Structural Height |
289 |
Hazard Potential |
High |
Foundations |
Rock |
Nid Height |
299 |
N Yuba R Bl Goodyears Bar Ca
|
166cfs |
Deer C Nr Smartville Ca
|
12cfs |
Spanish C A Quincy Ca
|
30cfs |
Spanish C Ab Blackhawk C At Keddie Ca
|
57cfs |
Butte C Nr Chico Ca
|
130cfs |
Yuba R Nr Marysville Ca
|
643cfs |
| Location | Reservations | Toilets |
|---|---|---|
Sly Creek
|
||
Sly Creek Campground
|
||
Sly Creek Recreation Area
|
||
Golden Trout
|
||
Golden Trout Crossing
|
||
Carlton Flat Campground
|
Slate Reservoir To North Yuba River
One-Quarter Mile Upstream From Confluence With Slate Creek To Bullards Bar Reservoir Spillway (Elevation 1902 Feet)
One-Eighth Mile Downstream From Confluence With Cherokee Creek To One-Quarter Mile Upstream From Confluence With Slate Creek
Confluence With South Fork Canyon Creek To Confluence With North Yuba River
Headwaters To Slate Reservoir
Headwaters Of North Yuba River (Sec 10, T20N, R13 E) To One-Eighth Mile Downstream Of Confluence With Cherokee Creek