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
Groundwater Sustainability Plan
Take a look at the final 20-year plan for groundwater sustainability in the Sonoma Valley subbasin
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
Rate and Fee Study community meeting
The Sonoma Valley Groundwater Sustainability Agency held virtual community meetings on a study being conducted of options for funding implementation of the new Groundwater Sustainability Plan.
At the meeting, attendees learned about the need for funding and proposed fee options and have an opportunity to ask questions and provide feedback.
Tuesday, March 29 from 5:30 – 7:30 pm.
Thursday, May 5 from 5:30 – 7:30 pm.
Read the press release here.
For presentations and materials from the community meeting, please click here.
Drought and Groundwater
For more information and resources about the drought, groundwater wells and groundwater monitoring and reporting visit our drought page.
Defining Sustainability in the Sonoma Valley
The GSA Board and Advisory Committee are working hard to develop locally appropriate definitions of sustainable groundwater management for the six sustainability indicators, below, as required by SGMA.
Go the Groundwater Sustainability Plan pages for updates.
“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
