The Sonoma Valley Groundwater Sustainability Agency (GSA) is a public agency formed to sustainably manage groundwater in the Sonoma Valley groundwater basin. The agency was formed in June 2017 and has a Board of Directors, an administrator and an advisory committee.
Agendas & Meeting Calendar
Email Updates
Find Your Basin
To determine your basin of residence, click here and type your address into the search bar at the top left of the page
Materiales en Español
Estamos trabajando para proporcionar tantos materiales en español como sea posible
New groundwater monitoring wells will provide ‘picture’ of underground water connections
Santa Rosa, CA – During the months of October and November, up to 21 groundwater monitoring wells will be drilled near Sonoma County creeks to provide new information to managers and the public on the link between groundwater and stream flows. Coordination and construction of the wells are a technical service provided by the California Department of Water Resources (DWR) to Sonoma County’s three Groundwater Sustainability Agencies (GSAs).
Community Workshop
Recharging Groundwater Basins: Facts, Myths, Projects and Possibilities
This public workshop will focus on how groundwater can be recharged to help better manage and sustain local aquifers.
Join the Boards and Advisory Committees of local groundwater agencies to learn more about how farmers in other communities and locally are contributing to groundwater recharge.
Wednesday, December 11, 2019 from 4:30pm – 7 pm
Friedman Event Center, 4676 Mayette Avenue Santa Rosa, CA 95405
*Please note the updated workshop location
“Management and use of groundwater in a manner that can be maintained during the planning and implementation horizon without causing undesirable results.”
Lowering Groundwater Levels
Seawater Intrusion
Reduction of Storage
Land Subsidence
Degraded Groundwater Quality
Surface Water Depletion
