DATE:
July 17, 2024
05
TO:
Board of Supervisors
SUBJECT
Title
AUTHORIZATION TO PROCURE SPECIFICALLY-NAMED PROPRIETARY MOSQUITO LARVICIDE PRODUCTS THROUGH SINGLE SOURCE EXCEPTION UNDER BOARD POLICY A-87 AND RELATED CEQA EXEMPTION (DISTRICTS: ALL)
Body
OVERVIEW
The Department of Environmental Health and Quality (DEHQ) Vector Control Program (VCP) is responsible for mosquito control throughout the San Diego region to protect public health from mosquito-borne diseases such as West Nile virus (WNV), Zika virus, and dengue. WNV is the leading cause of mosquito-borne disease in the continental United States. WNV is transmitted to people through mosquito bites and has been detected at concerning rates in the San Diego region since 2003. Mosquito control measures are key to minimizing the impacts of WNV on San Diego County residents and visitors. Specifically, application of larvicides to bodies of water where mosquitoes breed significantly reduces both mosquito populations and the transmission of WNV. The larvicides used primarily consist of organic-registered, naturally occurring bacteria that targets mosquito larvae and prevents them from developing into biting adults and do not harm people, pets, plants, or wildlife when used per label instructions by trained staff within the program.
On July 24, 2019 (8), the Board of Supervisors (Board) authorized single source procurement of mosquito larvicides to conduct aerial and ground-based mosquito control applications. As a result of this Board action, the Department of Purchasing and Contracting (DPC) awarded two single source contracts for five years through June 30, 2024, with the option to extend for six additional months to December 31, 2024. The products that were approved through this Board action and are currently being used by DEHQ to control mosquitos are trademarked VectoMax and VectoBac larvicides, manufactured by Valent BioSciences, and the trademarked Natular larvicides, manufactured by Clarke Mos...
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