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 This website is no longer updated and links to external websites and some internal pages may not work.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

Indoor Air Quality (IAQ)

Fact Sheet: Flood Cleanup - Protecting Indoor Air Quality

Información disponible en español

Was this publication helpful?
Share your feedback with us.

This fact sheet discusses problems caused by microbial growth, as well as other potential effects of flooding, on long-term indoor air quality and the steps you can take to lessen these effects.

Although the information contained here emphasizes residential flood cleanup, it is also applicable to other types of buildings.

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