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 This website is no longer updated and links to external websites and some internal pages may not work.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

EPA USDA Agricultural Air Quality Memorandum of Understanding

The EPA and USDA signed a memorandum of understanding in 1998 to formalize the agencies’ working relationship relative to air quality.

If you need assistance reading this document, please use the "Contact Us" link below to request help.

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