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 This website is no longer updated and links to external websites and some internal pages may not work.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 »

Chesapeake Bay TMDL

Sector Growth Demonstration in the Chesapeake Bay Watershed

EPA continues to work with the Bay jurisdictions to address areas of concern identified in the final reports. Bay jurisdictions include Delaware, Maryland, New York, Pennsylvania, Virginia, West Virginia and the District of Columbia. EPA has asked each jurisdiction to prepare a Sector Load Growth Demonstration using the Sector Load Growth Technical Memorandum as a guide. Listed below are the Sector Load Growth Demonstrations prepared by the jurisdictions.

You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.