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.

Office of Inspector General

Report: EPA Should Bill Superfund Oversight Costs More Timely

Report #11-P-0697September 22, 2011

What We Found

Based on our audit of oversight billings for nine sites in Regions 1, 5, and 9, we found that Region 5 did not timely bill or did not bill approximately $8.6 million in oversight costs for two sites.

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.