South Bay Aqueduct (SBA) Erosion Sites OM-DFD-2019-023


SCH Number
Public Agency
California Department of Water Resources (DWR)
Document Title
South Bay Aqueduct (SBA) Erosion Sites OM-DFD-2019-023
Document Type
NOE - Notice of Exemption
Document Description
DWR staff will repair erosion damage along the SBA Staff will use a backhoe to remove loose soil in the erosion. Clean fill will be placed in soil lifts for compaction with a sheepsfoot roller attachment until the original slope is attained. A water truck will be used for dust mitigation and to wet soil to be compacted at erosion sites. Aggregate base (AB) will be re-applied to areas that previously had AB. Staff will use plastic sheeting and straw wattles at stockpile locations for runoff protection. Equipment will be staged along existing roadways, Dyer Reservoir and Patterson Yard. All work is within DWR right of way.

Contact Information

Sara Paiva-Lowry
Agency Name
Department of Water Resources
Contact Types
Lead/Public Agency


Cross Streets
Altamont Pass Rd, 1-580, Greenville Rd, Tesla Rd, Mines Rd.
Other Location Info
SBA Mile Markers 3.34, 3.64, 8.35 to 8.36, 13.37, 16.33.

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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