Laws & Regulations

Semiannual Report: Apr 1, 2005 - Sept 30, 2005

Semiannual Report #EPA-350-R-05-003, Dec, 2005. We look forward to the challenges ahead as EPA and the Nation continue the effort to rebuild the Gulf States region and to safeguard our environment for us and for the generations that follow.

Semiannual Report: Oct 1, 2005 - Mar 31, 2006

Semiannual Report #EPA-350-R-06-004, April, 2006. Many of the reviews that we conducted during the semiannual period provided recommendations to help the Agency achieve its mission of protecting human health and the environment.

Semiannual Report: Apr 1, 2006 - Sept 30, 2006

Semiannual Report #EPA-350-R-06-005, Oct, 2006. This semiannual report includes details on these and other issues, including a number of investigations that resulted in payments to the Federal government and criminal, civil, or administrative actions.

Semiannual Report: Apr 1, 2007 - Sept 30, 2007

Semiannual Report #EPA-350-R-07-003, Nov, 2007. This semiannual report includes details on these and other issues, including investigations that resulted in payments to the Federal Government and criminal, civil, or administrative actions.

Semiannual Report: Oct 1, 2007 - Mar 31, 2008

Semiannual Report #EPA-350-R-08-003, May, 2008. We will continue to work with both the Agency and Congress, as we pursue a common goal of safeguarding human health and improving the environment.

Semiannual Report: Apr 1, 2008 - Sept 30, 2008

Semiannual Report #EPA-350-R-08-004, Nov, 2008. The OIG continues to work with the Agency on improving audit, inspection, and evaluation management and report recommendation follow-up processes.

Semiannual Report: Oct 1, 2008 - Mar 31, 2009

Semiannual Report #EPA-350-R-09-003, May, 2009. The next few years will be challenging ones as the OIG works with the EPA to ensure that Recovery Act and other funding is expended efficiently and effectively to safeguard human health and the environment.

Semiannual Report: Apr 1, 2009 - Sept 30, 2009

Semiannual Report #EPA-350-R-09-036, Nov, 2009. The OIG took numerous steps during the past semiannual reporting period to help the EPA properly and efficiently spend the $7.2 billion it has received under the American Recovery & Reinvestment Act of 2009.

Semiannual Report: Oct 1, 2009 - Mar 31, 2010

Semiannual Report #EPA-350-R-10-004, May, 2010. EPA continues to face challenges in using its funds and accomplishing its mission in an efficient and effective manner, particularly concerning Recovery Act projects.

Semiannual Report: Oct 1, 2010 - Mar 31, 2011

Semiannual Report #EPA-350-R-11-005, May, 2011. The dedicated staff of the OIG will continue to do its best to ensure that Agency programs achieve their intended results and that its funds are properly expended.

Semiannual Report: Oct 1, 2016 - March 31, 2017

Semiannual Report #EPA-350-R-17-001, May, 2017. During the semiannual period, the OIG issued various audit and program evaluation reports with recommendations to help the EPA improve efficiency, as well as better protect people and the environment.

Semiannual Report to Congress: April 1, 2018 - September 30, 2018

Report #EPA-350-R-18-003, November 00, 2018. The EPA OIG is pleased to present this semiannual report for the period ending September 30, 2018. The work produced by our office in the past 6 months was broad in scope and deep in rigor.

Semiannual Report to Congress: October 1, 2019 – March 31, 2020

Report #EPA-350-R-20-001, May 2020. The OIG continues to move steadily forward, conferring with congressional and Agency leadership; issuing reports; and investigating waste, fraud, and abuse.

Semiannual Report to Congress: October 1, 2020 to March 31, 2021

Report #EPA-350-R-21-00, May 28, 2021.

Semiannual Report to Congress: April 1, 2022–September 30, 2022

This Semiannual Report to Congress reflects how the EPA OIG is achieving its mission of preventing and detecting fraud, waste, abuse, mismanagement, and misconduct related to the programs and operations of the U.S. EPA and the U.S. CSB.

Semiannual Report to Congress: April 1, 2025–September 30, 2025

EPA's Key Management Challenges - 2012

We are pleased to provide you with a list of areas the Office of lnspector General considers as key management challenges confronting the U.S. Environmental Protection Agency.

EPA's Key Management Challenges - 2011

We are pleased to provide you with a list of areas the Office of lnspector General considers as key management challenges confronting the U.S. Environmental Protection Agency.

EPA's Key Management Challenges - 2010

We are pleased to provide you with a list of areas the Office of lnspector General considers as key management challenges confronting the U.S. Environmental Protection Agency.

EPA's Key Management Challenges - 2009

We are pleased to provide you with a list of areas the Office of lnspector General considers as key management challenges confronting the U.S. Environmental Protection Agency.