South Bay Aqueduct (SBA) Culvert and V-Ditch Clearing Dyer to Check 7 (OM-DFD-2020-006)


SCH Number
Public Agency
California Department of Water Resources (DWR)
Document Title
South Bay Aqueduct (SBA) Culvert and V-Ditch Clearing Dyer to Check 7 (OM-DFD-2020-006)
Document Type
NOE - Notice of Exemption
Document Description
DWR staff will clear debris from culverts along the SBA. Removed material will be pushed into the ditch and spread by grader. The grader will shape the ditch to original specifications. Culvert cleaning will be injecting raw water at pressure from the upstream side to mimic natural runoff and flow as designed. Prior to culvert cleaning, a biological monitor will inspect the culvert to ensure there are no incidental impacts to sensitive species and/or habitats. Equipment staging overnight shall be at Dyer Reservoir or Patterson Yard. Daily staging will be on existing roadways. All work will be within DWR right-of-way.

Contact Information

Todd Percival
Agency Name
Department of Water Resources
Contact Types
Lead/Public Agency

Agency Name
Division of Operations and Maintenance
Contact Types
Project Applicant


Northern California

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
Class 1, Existing Facilities, Section No. 15301 (b)
Reasons for Exemption
The State Water Project provides significant and important services to many Californians. This project is exempt because it involves routine maintenance activities. This project will not result in impacts to special status species or habitat. Because this activity can be implemented without any significant environmental impacts, the Categorical Exemption Class 1 will be used for CEQA compliance.


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