The Sustainable Groundwater Management Act (SGMA)

What Is SGMA?

Learn about groundwater and the landmark Sustainable Groundwater Management Act

Learn About SGMA

What Is State Intervention?

Learn about the State's role in ensuring the sustainable management of groundwater resources

Learn About Intervention

Groundwater Basins

Learn about basins subject to State intervention and actions taken by the State Water Board

Learn More About the Basins

Reporting and Fees

Get information on annual groundwater extraction reporting requirements and related fees

Reporting & Fees Information

More Information and Resources

Access helpful links and materials including frequently asked questions, fact sheets, and State Water Board comment letters

Access More Resources

Public Meetings

Access our calendar of upcoming public meetings and information regarding past events

Calendar of Public Meetings


To view announcements and recently released documents for basins under state intervention, please click on the basin drop-downs below. To view resources and information related to the Sustainable Groundwater Management Act (SGMA), please visit our different SGMA webpages above.

The State Water Resources Control Board (State Water Board) released the probationary hearing notice and Draft Staff Report for the Tule Subbasin for public comment. The purpose of the Draft Staff Report is to inform the State Water Board as it considers whether to designate the Tule Subbasin as a probationary basin consistent with the requirements of the Sustainable Groundwater Management Act (SGMA). The deadline for written comments on the probationary hearing draft staff report for the Tule Subbasin is 12:00 noon on Monday, May 7, 2024.

The State Water Resources Control Board designated the Tulare Lake Subbasin as probationary on April 16, 2024. Read the press release. Visit the Tulare Lake Subbasin webpage to learn more about this decision.

Contact Us

General Inquiries

Media Requests

Adjudication Contacts

Any plaintiff seeking a comprehensive groundwater adjudication should provide notice of the adjudication to the State Water Resources Control Board as required by California Code of Civil Procedure section 835, subdivision (a)(6).

The State Water Resources Control Board requests that notice be provided to all the following persons. Notice by electronic mail is preferred:

Michael A.M. Lauffer, Chief Counsel

Tina Cannon Leahy, Senior Staff Counsel

David Rose, Senior Staff Counsel

Amanda Pearson, Senior Staff Counsel

State Water Resources Control Board
Office of Chief Counsel
1001 I Street, 22nd Floor
Sacramento, CA 95814
(916) 341-5161

For service of any pleading naming the State Water Resources Control Board, please also follow the electronic service of process guidelines at the California State Water Resources Control Board Laws & Regulations.

Stay Informed

Subscribe to our email list to receive State Water Board announcements, updates, and information on SGMA activities.

  Language Access Services

The State Water Board provides interpretation and translation services in any language at no cost to you.

  • Language interpretation for public meetings, workshops, and meetings with Water Board staff.
  • Written translation of documents including comment letters, fact sheets, and more.

To request these services, please complete the Language Access Form by clicking on the "Request Language Services" button below.

The form is available in English, Español (Spanish), Tagalog, 中文 (Simplified Chinese), 한국인 (Korean), Tiếng Việt (Vietnamese), ਪੰਜਾਬੀ (Punjabi).