State Agency and USGS Resources

​Under ​the Sustainable Groundwater Management Act, the Department of Water Resources and the State Water Resources Control Board play critical roles in implementing, evaluating, and enforcement sustainable groundwater management. Links to SGMA-related resources developed by ​the Department of Water Resources (DWR), the State Water Board, other state agencies, and the U.S. Geological Survey can be found below.

Department of Water ResourcesState Water BoardUSGSOther

Department of Water Resources

Under SGMA, the Department of Water Resources ​is charged with developing regulations for revising groundwater basin boundaries and for evaluating and implementing Groundwater Sustainability Plans (GSPs) and coordination agreements; identifying basins subject to critical conditions of overdraft; identifying water available for groundwater replenishment; and publishing best management practices for the sustainable management of groundwater.

Technical resources

​​​Funding and Support Services

​Groundwater Basin Monitoring and Prioritization

Key Documents

Groundwater Sustainability Plan (GSP) Regulations

Basin Boundary Modification Regulations

Other pages of interest

​U.S. Geological Survey

The U.S. Geological Survey provides reliable, impartial, foundational data and scientific analysis to address water issues facing California today. They conduct hydrologic monitoring and investigative studies in partnership with Federal, State, and local agencies to assist them in managing California’s water resources.

Main pages

Sustainability Indicators (Undesirable results)

Planning tools and other resources