Our Mission

The mission of the Office of Inspector General is to provide independent oversight and promote excellence, integrity, and accountability within the programs, operations, and management of the U.S. Department of the Interior.

Complaint Hotline

Anyone with knowledge of fraud, waste, abuse, misconduct, or mismanagement involving the U.S. Department of the Interior should contact the Office of Inspector General hotline.

Semiannual Report to Congress

Read the latest report to Congress highlighting the OIG’s successful work from April 1, 2015, through September 30, 2015.

OIG in the News

November 19, 2015
Press Release

"Black Elk Energy Offshore Operations LLC, Grand Isle Shipyards Inc., Wood Group PSN Inc., as well as Don Moss, 46, of Groves, Texas, Curtis Dantin, 50, of Cut-Off, Louisiana, and Christopher Srubar, 40, of Destrehan, Louisiana, have been charged...

October 09, 2015

"...Interior's Office of the Inspector General reported that BLM lost more than $60 million in undervalued, noncompetitive lease modifications since 2000. Furthermore, royalty rate reductions are granted for more than one-third of all leases (...

October 08, 2015

"A watchdog report has found a wide range of problems with a federally owned Wyoming lodge where Vice President Biden once stayed, including the bargain rate he paid to stay there... The Thursday report from the Interior Department’s Inspector...

DOI & OIG Tweets

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