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 This website is no longer updated and links to external websites and some internal pages may not work.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

CSB Semiannual Report: Apr 1, 2012 - Sept 30, 2012

Nov 2012

What We Found

This Semiannual Report contains the results of our work related to the U.S. Chemical Safety and Hazard Investigation Board (CSB) for the reporting period April 1, 2012, through Sept 30, 2012.

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.