An official website of the United States government.

We've made some changes to If the information you are looking for is not here, you may be able to find it on the EPA Web Archive or the January 19, 2017 Web Snapshot.


Mold Knowledge Test

This Knowledge Test is presented in Adobe Flash format that works best in Internet Explorer (you may want to make sure you have the most current version of Internet Explorer and Adobe Flash). 

The scores are for your information only. EPA does not track your test results or provide the information to any other party. For more information consult:

 If you are unable to view this interactive test, use the PDF version below:

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