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Golden Mussel Chemical Injection Mitigation - Coastal Upstream Aqueduct Trench Work

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State & Local

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Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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The California Department of Water Resources is implementing a mitigation project to prevent the spread of invasive golden mussels and protect State Water Project infrastructure along the coastal upstream aqueduct in Kings and Kern Counties. The project involves trenching in three locations within the DWR right-of-way and aqueduct access roads to install two-inch diameter PVC conduit for chemical injection lines and potential electrical cords. All trenching and backfilling will be performed by San Joaquin Field Division staff using a backhoe, with each trench measuring at least six inches wide, 14 inches deep, and less than 40 feet long. This effort is classified as a forecast with a posted date of September 24, 2026, and is managed by Senior Environmental Scientist Elizabeth Maldonado. A Notice of Exemption has been filed to justify a categorical exemption for the work. The project is specifically designed to facilitate chemical injection as a critical measure for the protection of water infrastructure from invasive species.

General Info

DWR project installing PVC conduits to prevent invasive mussels in Kings and Kern Counties.

Agency

California Water Resources, Department of

Place of Performance

CA

Set-Aside

NONE

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Organization & Contact Information

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AgencyCalifornia Water Resources, Department of
Contacts1 person available
OfficeN/A
Organization / Agency
California Water Resources, Department of
Office AddressN/A
Contacts
Elizabeth MaldonadoSenior Environmental Scientist (Specialist)

Full Description

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Golden Mussel ICT plans to trench in three locations along the coastal aqueduct branch to run conduit for chemical injection lines and possibly electrical cords. All trenching will take place within aqueduct access roads. A backhoe will be used to trench and backfill. All trench work will be completed by San Joaquin Field Division staff. Each trench will be at least 6-inches wide, 14-inches deep, and less than 40-feet long. The chemical tubing will be hosed in PVC 2-inch diameter conduit. All work will take place within the DWR right-of-way. This work is necessary to prevent the spread of invasive golden mussels and to protect State Water Project infrastructure.

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