CORONAVIRUS (COVID-19) SAFETY:  MONTECITO GSA is focused on ensuring continued operations while modifying the way we work to protect the public and our staff. Public meetings will continue as scheduled with the opportunity for remote attendance. Click here for more information.


Department of Water Resources (DWR)

Current Status:

Montecito Groundwater Basin was re-categorized as medium-priority in 2019 and must comply with SGMA per the timeline below. For more information, go to

SGMA Process: Timeline Overview

  • 2009


    November - DWR issues basin prioritization for CASGEM Program

  • 2014


    September 3 - SGMA Bill package passed the California legislature and was signed into law by Governor Jerry Brown

  • 2015


    January 1 - SGMA Legislation takes effect

  • 2017


    June 30 - GSA formation required for medium and high priority basins

  • 2018


    May 2018 - DWR's 2018 Draft Prioritization Issued: Montecito Groundwater Basin ranked as medium-priority. (Formerly very low-priority)

  • 2020


    GSPs must be adopted for critically over-drafted basins

  • 2022
    (2024 for MGWB)

    2022 (2024 for MGSA)

    GSPs must be adopted for medium and high priority basins

  • 2040


    All critically over-drafted basins must achieve sustainability

  • 2042


    All medium and high priority basins must achieve sustainability