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 This website is no longer updated and links to external websites and some internal pages may not work.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

Chemical-specific Fact Sheets

To learn more about how specific chemical contaminants affect fish consumption advisories and human health, see fact sheets below. If you have trouble accessing any content in the following documents, please contact Samantha Fontenelle (

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