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 This website is no longer updated and links to external websites and some internal pages may not work.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

Office of Inspector General

Report: EPA’s Management of Interim Status Permitting Needs Improvement to Ensure Continued Progress

Report #2007-P-00005December 4, 2006

What Was Found

Interim status is a temporary designation, but some units have existed for as many as 25 years without formal issuance or denial of a permit, or other regulatory controls.

Report Materials​​

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