Slate Creek Diversion Dam Sediment Pass Through Project (1600-2009-0236-R2)


SCH Number
Lead Agency
Fish & Game #2
Document Title
Slate Creek Diversion Dam Sediment Pass Through Project (1600-2009-0236-R2)
Document Type
NOE - Notice of Exemption

Document Description
Operation of a lower level outlet valve on the Slate Creek diversion dam to allow for downstream movement of sediments during peak storm events to prevent filling of the upstream pool behind the dam with sediments washing down Slate Creek. This activity has been covered under previous DFG 1600 agreements (1600-1999-0201-R2) which expired 2008. The lower level outlet will be opened on the ascending hydrograph of peak storm events only flows are predicted to exceed a minimum of 1,000 CFS and are predicted to extend beyond the time period for operation of the lower level outlet.

Contact Information
Bob Hosea
California Department of Fish and Game
North Central Region 1701 Nimbus Road, Suite A
Sacramento, CA 95670

Phone : (916) 704-9156


Other Location Info
City: Oroville

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
Reasons for Exemption
Public utility operation of outlet valves on an existing water diversion dam to maintain upstream pool volume and keep diversion tunnel and fish passage valves clear of sediments.

Disclaimer: The document was originally posted before CEQAnet had the capability to host attachments for the public. To obtain the original attachments for this document, please contact the lead agency at the contact information listed above. You may also contact the OPR via email at or via phone at (916) 445-0613.

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