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Sustainable Groundwater Management Act (SGMA) Water Year Type Dataset

Published by California Department of Water Resources | State of California | Catalog Last Checked: February 26, 2026 at 07:36 PM | Dataset Last Updated: February 12, 2026 at 08:07 PM
The following dataset has been developed to assist the Groundwater Sustainability Agencies (GSAs) in their water budget development per the Groundwater Sustainability Plan Regulations §354.18. GSAs may choose to use this dataset but are not required. GSAs have the option to develop their own water year types based on best available data. For information on how the SGMA Water Year Type Dataset was developed, please see the SGMA Water Year Type Dataset Development Report. Questions or comments can be directed to the Sustainable Groundwater Management Office at sgmps@water.ca.gov.

Resources

3 resources available

  • SGMA Water Year Type Dataset Development Report

    PDF
  • SGMA Water Year Type Dataset

    CSV
  • SGMA Water Year Type Dataset Documentation - Update WY2024

    PDF

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