TO: Napa County Groundwater Sustainability Agency (NCGSA)
FROM: Brian D. Bordona - Director of Planning, Building, and Environmental Services
REPORT BY: Jamison Crosby, Natural Resources Conservation Manager
SUBJECT: Groundwater Sustainability Plan (GSP) Annual Report - Water Year 2023 and Approval of Three Workplans related to GSP Implementation
RECOMMENDATION
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Receive a presentation on the Napa County Groundwater Sustainability Annual Report - Water Year 2023 ("Annual Report"), authorize staff to transmit it to Department of Water Resources, and approve three Workplans and a Combined Program Overview document related to GSP implementation. (No Fiscal Impact; Mandatory)
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BACKGROUND
GROUNDWATER SUSTAINABILITY PLAN (GSP)
Pursuant to California Code of Regulations ?356.2, an Annual Report is required to be submitted to the Department of Water Resources (DWR) each year by April 1 following adoption of a GSP. This is the ninth Annual Report prepared by the County and the third prepared to specifically support implementation of the Napa Valley Subbasin GSP, adopted by the NCGSA in January 2022 and approved by the California Department of Water Resources (DWR) on January 26, 2023. This Annual Report covers the period from October 1, 2022 through September 30, 2023 and must be submitted to DWR by April 1, 2024. DWR has provided forms and instructions for submitting the materials electronically through the DWR online reporting system. The GSP Annual Report contains both a narrative description and data in various formats including DWR provided templates. Annual Reports are submitted to DWR through the state's Sustainable Groundwater Management Act (SGMA) Portal and are available for public comment at https://sgma.water.ca.gov.
As in the past nine consecutive annual reports, this Annual Report includes an update on groundwater conditions elsewhere in the county. This Report reflects an ongoing commitment by the County and NCGSA to sustainably manage groundw...
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