An official website of the United States government.

This is not the current EPA website. To navigate to the current EPA website, please go to This website is historical material reflecting the EPA website as it existed on January 19, 2021. This website is no longer updated and links to external websites and some internal pages may not work. More information »

San Francisco Bay Delta

2009 Federal California Bay-Delta Commitment

Golden Gate BridgeOn September 29, 2009, six Federal agencies – the Department of the Interior (DOI) , Department of Commerce, Department of Agriculture (USDA), Department of the Army, Environmental Protection Agency (EPA), and the Council on Environmental Quality – signed the California Bay -Delta Memorandum of Understanding (MOU). The MOU established a Federal Leadership Committee to coordinate the Federal response to the California water crisis and to facilitate a partnership with the State of California in addressing California’s water supply and environmental challenges. The MOU also committed the Federal agencies to develop an Interim Action Plan on an expedited basis. Both documents can be found below.

If you experience a problem reading a document with assistive technology, please contact us.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.
  • MOU for California Bay-Delta Interim Federal Action Plan (PDF)(5 pp, 937 K, 9/29/2009)
    California Bay-Delta Memorandum of Understanding (MOU) Among Federal Agencies.
  • Interim Federal Action Plan for the California Bay-Delta (PDF)(23 pp, 226 K, 12/22/2009)
    This Interim Federal Action Plan (Interim Action Plan) has been developed to further the goals of the MOU entered into by six Federal agencies on September 29, 2009. The MOU sets out the Administration’s vision of a healthy and sustainable Bay-Delta ecosystem that provides for a high-quality, reliable, and sustainable long-term water supply for California, and restores the environmental integrity and sustainability of the Bay-Delta ecosystem.