Tennessee Valley Authority

The OIG audited costs billed to the Tennessee Valley Authority (TVA) by ABB, Inc. (ABB), for providing large and medium power transformers under Contract No. 4645. Our audit included $83.3 million in costs paid by TVA between June 1, 2011, and March 31, 2015. Our objective was to determine if the...

At the request of the Tennessee Valley Authority (TVA) Supply Chain, the OIG examined the cost proposal submitted by a contractor for construction management services. Our objective was to determine if the contractor's cost proposal was fairly stated for a planned $100 million contract. In our...

At the request of the Tennessee Valley Authority (TVA) Supply Chain, the Office of the Inspector General examined the cost proposal submitted by a contractor, for engineering, design, and construction support for Holistic Industrial Wastewater Treatment Program services at TVA fossil plants. Our...

At the request of TVA Supply Chain, the OIG examined the cost proposal submitted by a contractor, for engineering, design, and construction support for Holistic Industrial Wastewater Treatment Program services at TVA fossil plants. Our objective was to determine if the cost proposal was fairly...

The OIG audited the hydroelectric dam network architecture at a TVA facility to identify security zones and perimeters and analyze network devices and the physical infrastructure for compliance with policies, procedures, and best practices. We found TVA has used proven best practices in the design...

The OIG found the implementation of wireless local area network physical and logical access controls generally followed recommended best practices. However, we found TVA could strengthen wireless security and improve unauthorized wireless access point detection.(Summary Only)

Over the last several years, there has been anecdotal information indicating a high level of turnover among the Tennessee Valley Authority's (TVA) executives. We initiated this audit to review the costs associated with the hiring and dismissal of executives brought in from outside TVA since the...

The Tennessee Valley Authority (TVA) engaged in three major initiatives during fiscal year (FY) 2009 through FY 2013 related to workforce productivity and operational performance: DeWolff, Boberg & Associates, Inc.'s (DBA) workforce performance, McKinsey and Company's Pilot and Performance Boost...

The OIG performed six agreed-upon procedures requested solely to assist management in determining the validity of the Winning Performance payout awards for the year ended September 30, 2014. Following are the results of the procedures applied.The fiscal year (FY) 2014 Winning Performance goals for...

The OIG monitored the work of TVA's external auditor, Ernst & Young LLP (EY), to assure the work was performed in accordance with generally accepted government auditing standards (GAGAS). Our review of their work, as differentiated from an audit in accordance with GAGAS, was not intended to enable...