Bay-Delta Plan Update and Implementation: Lower San Joaquin River and Southern Delta

This web page provides information on water quality control planning and links to implementation activities associated with Lower San Joaquin River flows and southern Delta salinity. Information regarding the Sacramento and Delta is available at the following link: Sacramento/Delta Flows and Cold Water, Delta Outflows, and Interior Delta Flows.

Implementation of Lower San Joaquin River Flows and Southern Delta Salinity

Information about implementation activities for Lower San Joaquin River flows and Southern Delta salinity is provided at the following links.

Final Bay-Delta Plan Language

On December 12, 2018, the State Water Board adopted amendments to the Water Quality Control Plan for the San Francisco Bay/Sacramento–San Joaquin Delta Estuary (Bay-Delta Plan) pursuant to Resolution No. 2018-0059. The Bay-Delta Plan below is a final clean version (no underline/strikeout) of the amendments adopted by the State Water Board. The final version incorporates the Revised Water Quality Control Plan (Appendix K of the Substitute Environmental Document (SED)) and changes described in the change sheets and minor modifications identified by the Executive Director in memos, below.

Past Activities and Materials


On December 12, 2018, through State Water Board Resolution No. 2018-0059, the State Water Board adopted the Plan amendments and Final SED establishing the Lower San Joaquin River flow objectives and revised southern Delta salinity objective.

Changes to the draft resolution, proposed final amendments and final SED are found in these change sheets:

In addition, minor modifications to the final regulatory language are described in two memos from the State Water Board’s Executive Director:

On August 21-22, 2018, the Board heard oral comment on the “Proposed Amendments to the Water Quality Control Plan for the San Francisco Bay/Sacramento–San Joaquin Delta Estuary and Final Substitute Environmental Document.” However, final action by the Board was continued to November 7, 2018, and again to December 12, 2018.

Draft Resolution for Board Consideration

Board Meeting Materials

Public Comments
The public comment period to receive written public comments on the Proposed Final Plan Amendments ended on July 27, 2018 at noon.


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