Flood Control and Water Conservation District - Regular Meeting

Thursday, March 12, 2026

The Groundwater Technical Advisory Group (TAG) discussed dry-farmed vineyards, groundwater pumping reduction, and a managed aquifer recharge initiative. Key topics included the impact of tillage on soil health in dry-farmed vineyards, the effects of vineyard idling on groundwater pumping and streamflow, and the challenges and benefits of a large-scale on-farm recharge project in the Alexander Valley.

About this meeting

Government Body
Flood Control and Water Conservation District
Meeting Type
Flood Control And Water Conservation District
Location
Napa, CA
Meeting Date
March 12, 2026

Video will appear here as soon as Napa Flood Control and Water Conservation District posts it — usually within a day of the meeting

Thursday, March 12, 2026

4 items on the agenda.

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APPROVAL OF MINUTESItem A

Approval of Minutes from December 11, 2025 TAG Meeting

Attachments: Draft Minutes December 11, 2025 TAG

ADMINISTRATIVE ITEMSItem A

Presentation on Regional Soil Health and Water Storage Assessment in Dry-Farmed Vineyards

Miguel A. Garcia PhD, Senior Project Manager, Agriculture, Resource Conservation District of Napa County, will make a presentation to the TAG on a regional soil health and water storage assessment in dry-farmed vineyards funded by the California Department of Water Resources to better understand and promote dry-farming practices for water conservation and climate resilience. Attachments: Dry-Farmed Vineyards Presentation

ADMINISTRATIVE ITEMSItem B

Presentation on Project 1 of GSP Implementation: Managed Aquifer Recharge

Technical Advisory Group (TAG) members will receive a presentation on Project 1 of GSP Implementation: Managed Aquifer Recharge, including an update on the feasibility study development underway. In addition, the TAG will also receive an update on a vineyard replant modeling scenario that assesses the potential benefit over a 30-year period associated with extending the timeframe for vineyard replants in Napa Valley. The results of a preliminary modeling approach to assess recharge opportunities will also be presented. This is intended to spur discussion and questions, and provide feedback to staff and participants. Attachments: Recharge Feasibility Analysis Presentation

ADMINISTRATIVE ITEMSItem C

Development and Implementation of the Alexander Valley On-Farm Recharge Initiative

Dr. Bachand will provide information on the development and implementation of the Alexander Valley On-Farm Recharge Initiative. Phase 1 of a multi-phase project, led by the Dry Creek Rancheria of Pomo Indians, is underway to utilize nearly 3,000 acres of active or fallow vineyards for recharge from diverting high flows off the Russian River. Attachments: Alexander Valley On-Farm Recharge Initiative Presentation Fact Sheet on Alexander Valley On-Farm Recharge Initiative